Annotations: 5HGJ

Structure of integrin alpha1beta1 and alpha2beta1 I-domains explain differential calcium-mediated ligand recognition

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d5hgjb_	Alpha and beta proteins (a/b)	vWA-like	vWA-like	Integrin A (or I) domain	Integrin alpha1-beta1	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d5hgja_	Alpha and beta proteins (a/b)	vWA-like	vWA-like	Integrin A (or I) domain	Integrin alpha1-beta1	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	vWA-like	8039066	3000832	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	vWA-like	8039066	3000832	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B		e5hgjB1	A: beta barrels	X: Spectrin repeat-like	H: Spectrin repeat	T: Spectrin repeat	F:	ECOD (v294.2)
A		e5hgjA1	A: beta barrels	X: Spectrin repeat-like	H: Spectrin repeat	T: Spectrin repeat	F:	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.50.410	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	von Willebrand factor, type A domain	CATH (4.3.0)
A	3.40.50.410	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	von Willebrand factor, type A domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00092	von Willebrand factor type A domain (VWA)	von Willebrand factor type A domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Integrin alpha-1	molecular transducer activity signaling receptor activity protein binding binding signaling receptor binding cell adhesion molecule binding collagen binding protein-containing complex binding collagen binding involved in cell-matrix adhesion cell adhesion mediator activity cell-matrix adhesion mediator activity protein phosphatase binding phosphatase binding enzyme binding molecular transducer activity signaling receptor activity protein binding binding signaling receptor binding cell adhesion molecule binding collagen binding protein-containing complex binding collagen binding involved in cell-matrix adhesion cell adhesion mediator activity cell-matrix adhesion mediator activity protein phosphatase binding phosphatase binding enzyme binding enzyme regulator activity enzyme activator activity phosphatase activator activity molecular function activator activity phosphatase regulator activity molecular function regulator activity cation binding ion binding metal ion binding small molecule binding	cell adhesion cell-matrix adhesion cell-substrate adhesion cellular process cell chemotaxis cellular response to stimulus chemotaxis response to stimulus neutrophil chemotaxis response to external stimulus neutrophil migration granulocyte migration leukocyte migration cellular response to chemical stimulus cell adhesion cell-matrix adhesion cell-substrate adhesion cellular process cell chemotaxis cellular response to stimulus chemotaxis response to stimulus neutrophil chemotaxis response to external stimulus neutrophil migration granulocyte migration leukocyte migration cellular response to chemical stimulus taxis immune system process granulocyte chemotaxis response to chemical myeloid leukocyte migration cell migration cell motility leukocyte chemotaxis locomotion regulation of biological process integrin-mediated signaling pathway regulation of cellular process cell surface receptor signaling pathway signaling biological regulation cell communication signal transduction neuron apoptotic process positive regulation of programmed cell death regulation of apoptotic process positive regulation of biological process regulation of programmed cell death cell death positive regulation of apoptotic process apoptotic process positive regulation of neuron apoptotic process programmed cell death positive regulation of cellular process regulation of neuron apoptotic process negative regulation of signaling negative regulation of ERBB signaling pathway negative regulation of biological process regulation of signal transduction cell surface receptor protein tyrosine kinase signaling pathway negative regulation of cell communication regulation of epidermal growth factor receptor signaling pathway negative regulation of cellular process epidermal growth factor receptor signaling pathway enzyme-linked receptor protein signaling pathway regulation of signaling regulation of ERBB signaling pathway negative regulation of response to stimulus negative regulation of signal transduction regulation of response to stimulus negative regulation of epidermal growth factor receptor signaling pathway ERBB signaling pathway regulation of cell communication cellular extravasation multicellular organismal process cellular developmental process cell projection organization plasma membrane bounded cell projection morphogenesis cell development neuron projection development cell morphogenesis cellular component organization neurogenesis multicellular organism development cell projection morphogenesis neuron differentiation neuron projection morphogenesis cell differentiation anatomical structure development cellular component organization or biogenesis system development developmental process plasma membrane bounded cell projection organization nervous system development generation of neurons anatomical structure morphogenesis neuron development regulation of tube diameter system process regulation of tube size circulatory system process vascular process in circulatory system blood vessel diameter maintenance regulation of biological quality vasodilation blood circulation regulation of anatomical structure size positive regulation of cell communication positive regulation of signal transduction intracellular signal transduction positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette positive regulation of MAPK cascade positive regulation of intracellular signal transduction regulation of MAPK cascade MAPK cascade positive regulation of signaling negative regulation of cell population proliferation cell population proliferation regulation of cell population proliferation cell-cell adhesion	cellular anatomical structure anchoring junction cell junction focal adhesion cell-substrate junction somatodendritic compartment cell body perikaryon neuronal cell body cell periphery cell surface membrane plasma membrane external side of plasma membrane cellular anatomical structure anchoring junction cell junction focal adhesion cell-substrate junction somatodendritic compartment cell body perikaryon neuronal cell body cell periphery cell surface membrane plasma membrane external side of plasma membrane side of membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle protein-containing complex plasma membrane protein complex membrane protein complex integrin complex plasma membrane signaling receptor complex signaling receptor complex integrin alpha1-beta1 complex protein complex involved in cell adhesion basal part of cell acrosomal vesicle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle secretory granule secretory vesicle cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR013517	FG-GAP repeat	Repeat
A, B	IPR013519	Integrin alpha beta-propellor	Repeat
A, B	IPR000413	Integrin alpha chain	Family
A, B	IPR048286	Integrin alpha, third immunoglobulin-like domain	Domain
A, B	IPR036465	von Willebrand factor A-like domain superfamily	Homologous Superfamily
A, B	IPR013649	Integrin alpha, first immunoglubulin-like domain	Domain
A, B	IPR028994	Integrin alpha, N-terminal	Homologous Superfamily
A, B	IPR002035	von Willebrand factor, type A	Domain
A, B	IPR048285	Integrin alpha, second immunoglobulin-like domain	Domain
A, B	IPR032695	Integrin domain superfamily	Homologous Superfamily
A, B	IPR018184	Integrin alpha chain, C-terminal cytoplasmic region, conserved site	Conserved Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	: P56199	Gliosis pilocytic astrocytoma adenoma cystic fibrosis head and neck cancer malignant colon neoplasm malignant pancreatic neoplasm non-small cell lung carcinoma pancreatic intraductal papillary-mucinous carcinoma type 2 diabetes mellitus ductal breast carcinoma in situ invasive ductal breast carcinoma malignant ependymoma medulloblastoma ovarian cancer Gliosis pilocytic astrocytoma adenoma cystic fibrosis head and neck cancer malignant colon neoplasm malignant pancreatic neoplasm non-small cell lung carcinoma pancreatic intraductal papillary-mucinous carcinoma type 2 diabetes mellitus ductal breast carcinoma in situ invasive ductal breast carcinoma malignant ependymoma medulloblastoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia ulcerative colitis chronic obstructive pulmonary disease lung cancer malignant mesothelioma myocardial infarction pancreatic ductal adenocarcinoma

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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.