13,545 Binding Vectors, Clipart, Icons, Backgrounds And Graphic Designs - Ready For Royalty Free Download From Dreamstime`s Creative Contributors.

An outline style vector illustration of a linked chain icon. Perfect for connections, security, binding, and strength concepts. Represents unity and linking elements. Available as a high. resolution graphic for web and print applications, vector design Generative AI. Binding vectors
An outline style vector illustration of a linked chain icon. Perfect for connections, security, binding, and strength concepts. Represents unity and linking elements. Available as a high. resolution graphic for web and print applications, vector design Generative AI. Binding vectors
Desk calendar with spiral binding and lined date blocks for organization, planning, and scheduling tasks. Ideal for time management, productivity, meetings, deadlines, goal tracking, office use. Binding vectors
Desk calendar with spiral binding and lined date blocks for organization, planning, and scheduling tasks. Ideal for time management, productivity, meetings, deadlines, goal tracking, office use. Binding vectors
A vector icon depicting a hand signing a document with a pen, representing a legally binding agreement. Ideal for law firms, e-signature platforms, business contract services, and financial institutions for official paperwork. vector design Generative AI. Binding vectors
A vector icon depicting a hand signing a document with a pen, representing a legally binding agreement. Ideal for law firms, e-signature platforms, business contract services, and financial institutions for official paperwork. vector design Generative AI. Binding vectors
Icon of a green stapler, a common office supply. Represents office work, stationery, binding documents, or school supplies. Useful for office supply stores, productivity apps, or educational materials. Standard and practical graphic, vector design Generative AI. Binding vectors
Icon of a green stapler, a common office supply. Represents office work, stationery, binding documents, or school supplies. Useful for office supply stores, productivity apps, or educational materials. Standard and practical graphic, vector design Generative AI. Binding vectors
A stylish flat design vector icon of an office stapler, perfect for illustrating document binding, stationery, and office productivity tools. Useful in administrative software, educational resources, and corporate branding. Represents the action of securing papers and maintaining order, vector design Generative AI. Binding vectors
A stylish flat design vector icon of an office stapler, perfect for illustrating document binding, stationery, and office productivity tools. Useful in administrative software, educational resources, and corporate branding. Represents the action of securing papers and maintaining order, vector design Generative AI. Binding vectors
A roll of yellow adhesive tape, a common office supply, used for packing, sealing, crafting, and various binding or sticking tasks png transparent image Generative AI. Binding vectors
A roll of yellow adhesive tape, a common office supply, used for packing, sealing, crafting, and various binding or sticking tasks png transparent image Generative AI. Binding vectors
A simple yet essential vector outline icon of an office stapler, representing stationery, organization, and document binding. This graphic is perfect for office supplies, business services, and administrative tasks, symbolizing efficiency and order, vector design Generative AI. Binding vectors
A simple yet essential vector outline icon of an office stapler, representing stationery, organization, and document binding. This graphic is perfect for office supplies, business services, and administrative tasks, symbolizing efficiency and order, vector design Generative AI. Binding vectors
A flat style vector illustration of a connected chain link icon. Ideal for connections, security, binding, and strong links. Represents unity and strength. High. quality graphic suitable for websites, apps, and presentations, vector design Generative AI. Binding vectors
A flat style vector illustration of a connected chain link icon. Ideal for connections, security, binding, and strong links. Represents unity and strength. High. quality graphic suitable for websites, apps, and presentations, vector design Generative AI. Binding vectors
A clean and straightforward illustration of a paperclip, symbolizing organization, connection, and efficiency in office tasks. This versatile icon is perfect for themes related to document management, administrative tools, or binding ideas together, vector design Generative AI. Binding vectors
A clean and straightforward illustration of a paperclip, symbolizing organization, connection, and efficiency in office tasks. This versatile icon is perfect for themes related to document management, administrative tools, or binding ideas together, vector design Generative AI. Binding vectors
A simple outline vector icon of two interconnected chain links. Represents connection, link, binding, or related items. Ideal for networking, relationship graphics, dependency diagrams, or abstract concepts. Basic graphic for connection, vector design Generative AI. Binding vectors
A simple outline vector icon of two interconnected chain links. Represents connection, link, binding, or related items. Ideal for networking, relationship graphics, dependency diagrams, or abstract concepts. Basic graphic for connection, vector design Generative AI. Binding vectors
A closed black hardcover book with yellowed, aged pages rests against a clean white background the image highlights the books texture and binding, conveying a sense of history and knowledge excellent for use in various design and educational projects the file format is png. Binding vectors
A closed black hardcover book with yellowed, aged pages rests against a clean white background the image highlights the books texture and binding, conveying a sense of history and knowledge excellent for use in various design and educational projects the file format is png. Binding vectors
This image features a sleek silver metal stapler, designed for modern office and home workspace organization. Its minimalist design makes it a stylish addition to any desk, enhancing productivity while providing a durable solution for binding papers. This ergonomic stapler combines functionality with aesthetic appeal, perfect for professional work setups. Created with AI. Binding vectors
This image features a sleek silver metal stapler, designed for modern office and home workspace organization. Its minimalist design makes it a stylish addition to any desk, enhancing productivity while providing a durable solution for binding papers. This ergonomic stapler combines functionality with aesthetic appeal, perfect for professional work setups. Created with AI. Binding vectors
This image features a roll of natural brown twine, showcasing its textured fibers, ideal for crafts and DIY projects. The twine is presented against a transparent background, emphasizing its sustainable and eco-friendly qualities, making it perfect for binding, gift wrapping, floral embellishments, and home accessories. This image was created using AI technology. Binding vectors
This image features a roll of natural brown twine, showcasing its textured fibers, ideal for crafts and DIY projects. The twine is presented against a transparent background, emphasizing its sustainable and eco-friendly qualities, making it perfect for binding, gift wrapping, floral embellishments, and home accessories. This image was created using AI technology. Binding vectors
This image features a golden stapler, a stylish and compact office supply tool designed for binding papers together. The shiny, metallic finish adds a luxurious touch, making it a perfect addition to any desk or workspace for organizational purposes. The stapler is depicted with a transparent background, showcasing its elegant design. This is a digitally created image made with AI. Binding vectors
This image features a golden stapler, a stylish and compact office supply tool designed for binding papers together. The shiny, metallic finish adds a luxurious touch, making it a perfect addition to any desk or workspace for organizational purposes. The stapler is depicted with a transparent background, showcasing its elegant design. This is a digitally created image made with AI. Binding vectors
This image features a red stapler made with metal components, set against a transparent background. The stapler is a compact manual tool designed for binding papers, making it an essential office supply for organizing documents in a workplace or school setting. Its red color adds a vibrant touch to any desk or drawer. This image is created using AI technology. Binding vectors
This image features a red stapler made with metal components, set against a transparent background. The stapler is a compact manual tool designed for binding papers, making it an essential office supply for organizing documents in a workplace or school setting. Its red color adds a vibrant touch to any desk or drawer. This image is created using AI technology. Binding vectors
A line art illustration of a classic spiral. bound notebook or sketchpad, shown at an angle to reveal the spiral binding. Represents notes, ideas, writing, sketching, planning, schoolwork, journaling, or general stationery. Basic item for illustrating tasks involving writing or planning on paper. Essential tool for jotting down ideas. vector design Generative AI. Binding vectors
A line art illustration of a classic spiral. bound notebook or sketchpad, shown at an angle to reveal the spiral binding. Represents notes, ideas, writing, sketching, planning, schoolwork, journaling, or general stationery. Basic item for illustrating tasks involving writing or planning on paper. Essential tool for jotting down ideas. vector design Generative AI. Binding vectors
A clean vector illustration of an office stapler, a common tool for binding documents. This icon is essential for stationery stores, office supply websites, productivity apps, and administrative services. It represents organization, efficiency, and professional document management in a straightforward and recognizable form, vector design Generative AI. Binding vectors
A clean vector illustration of an office stapler, a common tool for binding documents. This icon is essential for stationery stores, office supply websites, productivity apps, and administrative services. It represents organization, efficiency, and professional document management in a straightforward and recognizable form, vector design Generative AI. Binding vectors
This image features a metal paperclip isolated on a transparent background, making it an ideal visual for office supplies and organization. It showcases the simple and functional design of a common stationery item used for binding documents and securing files in both professional and educational environments. The image is created with AI. Binding vectors
This image features a metal paperclip isolated on a transparent background, making it an ideal visual for office supplies and organization. It showcases the simple and functional design of a common stationery item used for binding documents and securing files in both professional and educational environments. The image is created with AI. Binding vectors
A robust vector illustration of interlocking chain links, symbolizing connection, strength, unity, or security. Ideal for teamwork concepts, binding relationships, industrial themes, or any design representing unbreakable bonds. The solid lines convey durability and resilience, vector design Generative AI. Binding vectors
A robust vector illustration of interlocking chain links, symbolizing connection, strength, unity, or security. Ideal for teamwork concepts, binding relationships, industrial themes, or any design representing unbreakable bonds. The solid lines convey durability and resilience, vector design Generative AI. Binding vectors
A striking vector illustration of a heavy chain stretching across a golden savannah landscape, featuring an iconic acacia tree. This scene creates a powerful contrast between the natural world and a binding element, ideal for conceptual themes, vector design Generative AI. Binding vectors
A striking vector illustration of a heavy chain stretching across a golden savannah landscape, featuring an iconic acacia tree. This scene creates a powerful contrast between the natural world and a binding element, ideal for conceptual themes, vector design Generative AI. Binding vectors
Illustration of a calendar with a purple binding, featuring a grid of blue squares representing days. Stacked gold coins with dollar signs are positioned on the left, symbolizing finances. A pink clock with two exclamation marks hovers on the right, indicating time awareness. The background is a simple light blue, giving a clean and modern appearance. This composition visually represents concepts of time management and financial planning. Binding vectors
Illustration of a calendar with a purple binding, featuring a grid of blue squares representing days. Stacked gold coins with dollar signs are positioned on the left, symbolizing finances. A pink clock with two exclamation marks hovers on the right, indicating time awareness. The background is a simple light blue, giving a clean and modern appearance. This composition visually represents concepts of time management and financial planning. Binding vectors
An illustration of a small desktop calendar displaying pages, likely used for keeping track of dates, appointments, and schedules. Features red calendar details (header binding Represents planning, scheduling, deadlines, appointments, time management, or reminders for events on a daily monthly basis. Practical time tracking tool graphic. Organizes upcoming dates. vector design Generative AI. Binding vectors
An illustration of a small desktop calendar displaying pages, likely used for keeping track of dates, appointments, and schedules. Features red calendar details (header binding Represents planning, scheduling, deadlines, appointments, time management, or reminders for events on a daily monthly basis. Practical time tracking tool graphic. Organizes upcoming dates. vector design Generative AI. Binding vectors
A photorealistic 3D rendering of an open spiral notebook. The yellow cover and pages are highly detailed, with a torn-off sheet and silver binding rings visible. Binding vectors
A photorealistic 3D rendering of an open spiral notebook. The yellow cover and pages are highly detailed, with a torn-off sheet and silver binding rings visible. Binding vectors
Illustration of a calendar with a spiral binding and a green check mark in a circle on the front. Surrounding the calendar are several gold coins with star symbols, and colorful circular confetti in red, yellow, and blue. The background is light blue, giving a cheerful and celebratory vibe. Binding vectors
Illustration of a calendar with a spiral binding and a green check mark in a circle on the front. Surrounding the calendar are several gold coins with star symbols, and colorful circular confetti in red, yellow, and blue. The background is light blue, giving a cheerful and celebratory vibe. Binding vectors
A detailed vector illustration of an open book, emphasizing its pages and binding. This icon clearly represents reading, studying, education, and access to knowledge. Ideal for academic resources, online courses, and digital libraries, vector design Generative AI. Binding vectors
A detailed vector illustration of an open book, emphasizing its pages and binding. This icon clearly represents reading, studying, education, and access to knowledge. Ideal for academic resources, online courses, and digital libraries, vector design Generative AI. Binding vectors
A hand-drawn cute isolated illustration from a skein of green thread, a tourniquet. an elongated wound thread for binding mail, linen, a thin ball. Hobbies of dressing handmade items, packaging. Insulated wound round rectangle with green thread. Binding vectors
A hand-drawn cute isolated illustration from a skein of green thread, a tourniquet. an elongated wound thread for binding mail, linen, a thin ball. Hobbies of dressing handmade items, packaging. Insulated wound round rectangle with green thread. Binding vectors
A hand-drawn cute isolated illustration of a wool harness. Light yarn for binding mail, a linen ball. Hobbies of dressing handmade items, packaging. Insulated wound ball with light thread. Binding vectors
A hand-drawn cute isolated illustration of a wool harness. Light yarn for binding mail, a linen ball. Hobbies of dressing handmade items, packaging. Insulated wound ball with light thread. Binding vectors
A rectangular piece of white lined notebook paper is displayed against a transparent, black, checkered background. The paper has five evenly spaced horizontal lines and five vertical holes punched along the left edge, typically used for binding in a ringed binder. The paper is tilted at an angle, giving a three-dimensional effect. The overall appearance is clean and simple, suitable for uses like note-taking or organizational purposes. Binding vectors
A rectangular piece of white lined notebook paper is displayed against a transparent, black, checkered background. The paper has five evenly spaced horizontal lines and five vertical holes punched along the left edge, typically used for binding in a ringed binder. The paper is tilted at an angle, giving a three-dimensional effect. The overall appearance is clean and simple, suitable for uses like note-taking or organizational purposes. Binding vectors
A minimalist flat set of blank calendar icons with colorful headers in blue, green, red, and yellow. These clean schedule templates are ideal for user interface (UI UX) web design, mobile application layouts, digital planner dashboards, corporate organization presentations, and office time management graphics. Binding vectors
A minimalist flat set of blank calendar icons with colorful headers in blue, green, red, and yellow. These clean schedule templates are ideal for user interface (UI UX) web design, mobile application layouts, digital planner dashboards, corporate organization presentations, and office time management graphics. Binding vectors
Fasces, a bound bundle of wooden rods, with an axe. Ancient Roman symbol of absolute power to punish subjects. Also a symbol of suppression, oppression, and to keep each one to stay in line. Vector. Binding vectors
Fasces, a bound bundle of wooden rods, with an axe. Ancient Roman symbol of absolute power to punish subjects. Also a symbol of suppression, oppression, and to keep each one to stay in line. Vector. Binding vectors
Methylene, carbene, CH2, chemical formula, molecular structure, and ball-and-stick model. Also called methylidene, or methene, an organic compound and simplest carbene. Isolated illustration. Vector. Binding vectors
Methylene, carbene, CH2, chemical formula, molecular structure, and ball-and-stick model. Also called methylidene, or methene, an organic compound and simplest carbene. Isolated illustration. Vector. Binding vectors
DNA replication outline showing the replication fork with helicase unwinding and DNA polymerase extending strands, leading and lagging strands labeled for clarity. Diagram. Binding vectors
DNA replication outline showing the replication fork with helicase unwinding and DNA polymerase extending strands, leading and lagging strands labeled for clarity. Diagram. Binding vectors
Olfactory signal pathway, odorant molecules bind cilia of receptor neurons, axons join in glomerulus, mitral cells relay to brain, key, receptor neuron, glomerulus, olfactory bulb. Outline diagram. Binding vectors
Olfactory signal pathway, odorant molecules bind cilia of receptor neurons, axons join in glomerulus, mitral cells relay to brain, key, receptor neuron, glomerulus, olfactory bulb. Outline diagram. Binding vectors
Monoclonal antibody production flow shows immunization, B cell and myeloma fusion, screening and harvest, main objects, mouse, syringe, cells. Outline diagram. Binding vectors
Monoclonal antibody production flow shows immunization, B cell and myeloma fusion, screening and harvest, main objects, mouse, syringe, cells. Outline diagram. Binding vectors
Paracrine signaling shown, a signaling cell releases ligands to a nearby target cell, receptors launch transduction and response. Key objects, ligands, receptors, target cell. Outline diagram. Binding vectors
Paracrine signaling shown, a signaling cell releases ligands to a nearby target cell, receptors launch transduction and response. Key objects, ligands, receptors, target cell. Outline diagram. Binding vectors
Open notebooks and books. School diaries, dictionaries and literature textbooks with open pages, decorated covers, bookmarks and stacked volumes for study. Vector cartoon flat style isolated set. Binding vectors
Open notebooks and books. School diaries, dictionaries and literature textbooks with open pages, decorated covers, bookmarks and stacked volumes for study. Vector cartoon flat style isolated set. Binding vectors
Wnt signaling pathway overview contrasts OFF vs ON, highlighting -catenin flow, Frizzled LRP receptors, and TCF-LEF gene transcription control. Outline diagram. Binding vectors
Wnt signaling pathway overview contrasts OFF vs ON, highlighting -catenin flow, Frizzled LRP receptors, and TCF-LEF gene transcription control. Outline diagram. Binding vectors
Cell signaling GPCR pathways illustrated, a membrane receptor activates G proteins and second messengers, explaining Gq, Gs, Gi steps. Key objects, GPCR receptor, cell membrane, G protein. Binding vectors
Cell signaling GPCR pathways illustrated, a membrane receptor activates G proteins and second messengers, explaining Gq, Gs, Gi steps. Key objects, GPCR receptor, cell membrane, G protein. Binding vectors
Set of ancient book spines isolated on a transparent background. Vintage historical book collection for library, literature, education, publishing and archival concepts. Binding vectors
Set of ancient book spines isolated on a transparent background. Vintage historical book collection for library, literature, education, publishing and archival concepts. Binding vectors
Fasces, a bound bundle of wooden rods with an axe. Ancient Roman symbol of absolute power and to punish subjects. Also symbol of conformity and to stay in line. Colored isolated illustration. Vector. Binding vectors
Fasces, a bound bundle of wooden rods with an axe. Ancient Roman symbol of absolute power and to punish subjects. Also symbol of conformity and to stay in line. Colored isolated illustration. Vector. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Set of ancient books shown from different sides, including closed and open books, isolated on a transparent background. Vintage historical book for literature, education and history concepts. Binding vectors
Membrane functions brief diagram maps transport, signaling, and adhesion across a phospholipid bilayer, key objects, channel protein, pump protein, receptor protein. Outline diagram. Binding vectors
Membrane functions brief diagram maps transport, signaling, and adhesion across a phospholipid bilayer, key objects, channel protein, pump protein, receptor protein. Outline diagram. Binding vectors
Southern blot workflow shows DNA digestion, electrophoresis, and membrane transfer to reveal target fragments, key objects, agarose gel, nitrocellulose membrane, labeled probes. Outline diagram. Binding vectors
Southern blot workflow shows DNA digestion, electrophoresis, and membrane transfer to reveal target fragments, key objects, agarose gel, nitrocellulose membrane, labeled probes. Outline diagram. Binding vectors
Transcription factors diagram, activator binds enhancer, DNA loops, RNA polymerase engages promoter to turn gene expression on, key objects, DNA helix, RNA polymerase, activator. Outline diagram. Binding vectors
Transcription factors diagram, activator binds enhancer, DNA loops, RNA polymerase engages promoter to turn gene expression on, key objects, DNA helix, RNA polymerase, activator. Outline diagram. Binding vectors
Snowboards, skis and poles set. Snowboarding, skiing gears for alpine mountain resort, seasonal recreation. Equipment for winter sport activity. Flat vector illustration isolated on white background. Binding vectors
Snowboards, skis and poles set. Snowboarding, skiing gears for alpine mountain resort, seasonal recreation. Equipment for winter sport activity. Flat vector illustration isolated on white background. Binding vectors
Tyrosine kinase inhibitor mechanism visualizes RTK signaling vs blockade, showing receptor dimer, ATP site, and inhibitor blocking phosphorylation to stop growth. Outline diagram. Binding vectors
Tyrosine kinase inhibitor mechanism visualizes RTK signaling vs blockade, showing receptor dimer, ATP site, and inhibitor blocking phosphorylation to stop growth. Outline diagram. Binding vectors
RTK cell signaling pathway, ligand binds, receptors dimerize and autophosphorylate, recruiting adaptor protein on the plasma membrane. Key objects, RTK dimer, lipid bilayer, adaptor protein. Binding vectors
RTK cell signaling pathway, ligand binds, receptors dimerize and autophosphorylate, recruiting adaptor protein on the plasma membrane. Key objects, RTK dimer, lipid bilayer, adaptor protein. Binding vectors
Set of ancient books shown from different sides, isolated on a transparent background. Historical vintage book collection for education, literature, history and publishing concepts. Binding vectors
Set of ancient books shown from different sides, isolated on a transparent background. Historical vintage book collection for education, literature, history and publishing concepts. Binding vectors
Set of blank gray books shown from different angles, isolated on a transparent background. Minimal book mockup collection for publishing, education, design, branding and editorial projects. Binding vectors
Set of blank gray books shown from different angles, isolated on a transparent background. Minimal book mockup collection for publishing, education, design, branding and editorial projects. Binding vectors
Set of ancient books shown from different sides, isolated on a transparent background. Historical vintage book collection for education, literature, history and publishing concepts. Binding vectors
Set of ancient books shown from different sides, isolated on a transparent background. Historical vintage book collection for education, literature, history and publishing concepts. Binding vectors
Set of ancient books shown from different sides, isolated on a transparent background. Historical vintage book collection for education, literature, history and publishing concepts. Binding vectors
Set of ancient books shown from different sides, isolated on a transparent background. Historical vintage book collection for education, literature, history and publishing concepts. Binding vectors
Set of ancient open and closed books isolated on a transparent background. Vintage historical book collection for literature, education, reading, publishing and cultural heritage concepts. Binding vectors
Set of ancient open and closed books isolated on a transparent background. Vintage historical book collection for literature, education, reading, publishing and cultural heritage concepts. Binding vectors
Set of lying ancient books from different sides, isolated on a transparent background. Vintage historical book collection for literature, education and publishing concepts. Binding vectors
Set of lying ancient books from different sides, isolated on a transparent background. Vintage historical book collection for literature, education and publishing concepts. Binding vectors
Set of ancient open and closed books isolated on a transparent background. Vintage historical book collection for literature, education, reading, publishing and cultural heritage concepts. Binding vectors
Set of ancient open and closed books isolated on a transparent background. Vintage historical book collection for literature, education, reading, publishing and cultural heritage concepts. Binding vectors
Set of ancient open and closed books isolated on a transparent background. Vintage historical book collection for literature, education, reading, publishing and cultural heritage concepts. Binding vectors
Set of ancient open and closed books isolated on a transparent background. Vintage historical book collection for literature, education, reading, publishing and cultural heritage concepts. Binding vectors
Set of ancient open and closed books isolated on a transparent background. Vintage historical book collection for literature, education, reading, publishing and cultural heritage concepts. Binding vectors
Set of ancient open and closed books isolated on a transparent background. Vintage historical book collection for literature, education, reading, publishing and cultural heritage concepts. Binding vectors