9QRV | pdb_00009qrv

Crystal Structure of an anti-VWF CK Domain Fab in Complex with the C-Terminal CK Domain of Cynomolgus Monkey von Willebrand Factor.

External Resource: Annotation

SAbDab Antibody Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C [auth L]	Light Chain	IGKV1	Kappa	von willebrand factor	SAbDab (2026-04-10)
B [auth H]	Heavy Chain	IGHV1	-	von willebrand factor	SAbDab (2026-04-10)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth L]	Kappa light chain	-	-	-
B [auth H]	VH-CH1	-	-	-
A [auth D]	von Willebrand factor	protein binding binding enzyme binding protease binding collagen binding protein-containing complex binding protein-folding chaperone binding cell adhesion molecule binding integrin binding signaling receptor binding immunoglobulin binding identical protein binding	multicellular organismal process regulation of body fluid levels wound healing response to stimulus cell activation hemostasis biological regulation blood coagulation response to stress coagulation cellular process regulation of biological quality response to wounding platelet activation multicellular organismal process regulation of body fluid levels wound healing response to stimulus cell activation hemostasis biological regulation blood coagulation response to stress coagulation cellular process regulation of biological quality response to wounding platelet activation cellular response to stimulus positive regulation of cell communication regulation of biological process regulation of signaling regulation of cellular process positive regulation of signal transduction signaling positive regulation of biological process positive regulation of intracellular signal transduction regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus regulation of intracellular signal transduction regulation of response to stimulus regulation of cell communication signal transduction positive regulation of cellular process positive regulation of signaling cell adhesion cell-substrate adhesion	membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure cytoplasmic vesicle Weibel-Palade body organelle secretory granule clathrin-coated vesicle secretory vesicle coated vesicle membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure cytoplasmic vesicle Weibel-Palade body organelle secretory granule clathrin-coated vesicle secretory vesicle coated vesicle cytoplasm vesicle extracellular matrix external encapsulating structure extracellular region endoplasmic reticulum

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth D]	IPR050780	Mucin/von Willebrand/Thrombospondin superfamily	Family
A [auth D]	IPR002919	Trypsin Inhibitor-like, cysteine rich domain	Domain
A [auth D]	IPR001007	VWFC domain	Domain
A [auth D]	IPR037578	Von Willebrand factor	Family
A [auth D]	IPR036465	von Willebrand factor A-like domain superfamily	Homologous Superfamily
A [auth D]	IPR001846	von Willebrand factor, type D domain	Domain
A [auth D]	IPR014853	VWF/SSPO/Zonadhesin-like, cysteine-rich domain	Domain
A [auth D]	IPR032361	von Willebrand factor, VWA N-terminal domain	Domain
A [auth D]	IPR036084	Serine protease inhibitor-like superfamily	Homologous Superfamily
A [auth D]	IPR058753	Otogelin-like/Mucin, TIL domain	Domain
A [auth D]	IPR002035	von Willebrand factor, type A	Domain
A [auth D]	IPR006207	Cystine knot, C-terminal	Domain

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.