9DVR | pdb_00009dvr

Cryo-EM structure of Human Fibroblast Activation Protein alpha dimer with two SUMO-I3 VHHs bound

External Resource: Annotation

SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C [auth G], D [auth H]	Heavy Chain	IGHV3	-	antiplasmin-cleaving enzyme fap, soluble form	SAbDab (2026-01-09)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00930	Dipeptidyl peptidase IV (DPP IV) N-terminal region (DPPIV_N)	Dipeptidyl peptidase IV (DPP IV) N-terminal region	-	Repeat
A, B	PF00326	Prolyl oligopeptidase family (Peptidase_S9)	Prolyl oligopeptidase family		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth G], D [auth H]	SUMO-I3	protein tag activity molecular tag activity protein binding binding ubiquitin-like protein ligase binding enzyme binding identical protein binding	peptidyl-lysine modification primary metabolic process protein sumoylation macromolecule modification peptidyl-amino acid modification metabolic process cellular process protein metabolic process macromolecule metabolic process protein modification process post-translational protein modification protein modification by small protein conjugation protein modification by small protein conjugation or removal	intracellular anatomical structure cell cortex septin ring intracellular membraneless organelle intracellular organelle cell periphery cellular anatomical structure cytoskeleton organelle membraneless organelle septin cytoskeleton cytoplasm membrane-bounded organelle condensed nuclear chromosome intracellular anatomical structure cell cortex septin ring intracellular membraneless organelle intracellular organelle cell periphery cellular anatomical structure cytoskeleton organelle membraneless organelle septin cytoskeleton cytoplasm membrane-bounded organelle condensed nuclear chromosome nucleus membrane-enclosed lumen nuclear chromosome chromosome intracellular membrane-bounded organelle intracellular organelle lumen organelle lumen condensed chromosome nuclear lumen
A, B	Antiplasmin-cleaving enzyme FAP, soluble form	peptidase activity catalytic activity, acting on a protein dipeptidyl-peptidase activity hydrolase activity exopeptidase activity catalytic activity protein binding binding enzyme binding protease binding serine hydrolase activity serine-type peptidase activity serine-type endopeptidase activity endopeptidase activity peptidase activity catalytic activity, acting on a protein dipeptidyl-peptidase activity hydrolase activity exopeptidase activity catalytic activity protein binding binding enzyme binding protease binding serine hydrolase activity serine-type peptidase activity serine-type endopeptidase activity endopeptidase activity cell adhesion molecule binding protein-containing complex binding integrin binding signaling receptor binding identical protein binding protein homodimerization activity protein dimerization activity	cell population proliferation cellular process epithelial cell proliferation melanocyte proliferation developmental process multicellular organismal process blood vessel morphogenesis tube development angiogenesis vasculature development circulatory system development anatomical structure morphogenesis multicellular organism development tube morphogenesis cell population proliferation cellular process epithelial cell proliferation melanocyte proliferation developmental process multicellular organismal process blood vessel morphogenesis tube development angiogenesis vasculature development circulatory system development anatomical structure morphogenesis multicellular organism development tube morphogenesis anatomical structure formation involved in morphogenesis anatomical structure development blood vessel development system development endothelial cell migration cell migration cell motility catabolic process proteolysis involved in protein catabolic process proteolysis metabolic process primary metabolic process protein catabolic process protein metabolic process macromolecule metabolic process macromolecule catabolic process apoptotic process cell death programmed cell death melanocyte apoptotic process regulation of biological process positive regulation of programmed cell death regulation of cellular process regulation of apoptotic process biological regulation positive regulation of biological process regulation of programmed cell death positive regulation of apoptotic process regulation of execution phase of apoptosis positive regulation of execution phase of apoptosis execution phase of apoptosis positive regulation of cellular process regulation of catabolic process regulation of collagen metabolic process collagen catabolic process regulation of collagen catabolic process collagen metabolic process regulation of metabolic process negative regulation of extracellular matrix organization regulation of cellular component organization negative regulation of cellular component organization negative regulation of biological process extracellular matrix organization cellular component organization negative regulation of cellular process cellular component organization or biogenesis regulation of extracellular matrix organization extracellular structure organization external encapsulating structure organization regulation of body fluid levels response to stimulus regulation of response to external stimulus regulation of coagulation regulation of response to wounding response to stress regulation of response to stress coagulation regulation of multicellular organismal process regulation of biological quality response to wounding regulation of hemostasis wound healing negative regulation of response to stimulus regulation of blood coagulation negative regulation of wound healing hemostasis negative regulation of blood coagulation response to external stimulus negative regulation of response to wounding blood coagulation negative regulation of hemostasis fibrinolysis regulation of fibrinolysis negative regulation of coagulation regulation of response to stimulus negative regulation of response to external stimulus regulation of wound healing negative regulation of multicellular organismal process cell adhesion cellular component disassembly extracellular matrix disassembly negative regulation of extracellular matrix disassembly regulation of extracellular matrix disassembly cell cycle regulation of cell cycle negative regulation of cell population proliferation detection of cell density detection of biotic stimulus response to biotic stimulus detection of stimulus negative regulation of cell proliferation involved in contact inhibition regulation of cell population proliferation contact inhibition	cellular anatomical structure anchoring junction cell junction focal adhesion cell-substrate junction cell projection cell leading edge plasma membrane bounded cell projection lamellipodium membrane apical part of cell ruffle plasma membrane leading edge membrane cellular anatomical structure anchoring junction cell junction focal adhesion cell-substrate junction cell projection cell leading edge plasma membrane bounded cell projection lamellipodium membrane apical part of cell ruffle plasma membrane leading edge membrane cell periphery ruffle membrane plasma membrane region cell projection membrane protein-containing complex catalytic complex peptidase complex cell surface intracellular anatomical structure cytoplasm lamellipodium membrane basal part of cell extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth G], D [auth H]	IPR029071	Ubiquitin-like domain superfamily	Homologous Superfamily
C [auth G], D [auth H]	IPR000626	Ubiquitin-like domain	Domain
C [auth G], D [auth H]	IPR022617	Rad60/SUMO-like domain	Domain
A, B	IPR001375	Peptidase S9, prolyl oligopeptidase, catalytic domain	Domain
A, B	IPR050278	Serine protease S9B/DPPIV	Family
A, B	IPR029058	Alpha/Beta hydrolase fold	Homologous Superfamily
A, B	IPR002471	Peptidase S9, serine active site	Active Site
A, B	IPR002469	Dipeptidylpeptidase IV, N-terminal domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q12884	ulcerative colitis ovarian cancer psoriasis adrenal cortex carcinoma cystic fibrosis Hashimoto thyroiditis inflammatory bowel disease lung adenocarcinoma malignant mesothelioma non-small cell lung carcinoma pancreatic ductal adenocarcinoma systemic lupus erythematosus vitiligo breast cancer Duchenne muscular dystrophy ulcerative colitis ovarian cancer psoriasis adrenal cortex carcinoma cystic fibrosis Hashimoto thyroiditis inflammatory bowel disease lung adenocarcinoma malignant mesothelioma non-small cell lung carcinoma pancreatic ductal adenocarcinoma systemic lupus erythematosus vitiligo breast cancer Duchenne muscular dystrophy hypothyroidism interstitial cystitis lung cancer malignant pancreatic neoplasm osteosarcoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia type 2 diabetes mellitus breast carcinoma gastric carcinoma IgA glomerulonephritis invasive ductal breast carcinoma malignant ependymoma medulloblastoma

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.