Annotations: 5NIR

Crystal structure of collagen 2A vWC domain

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	FnI-like domain	8042770	3000979	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	FnI-like domain	8042770	3000979	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	UCR_6-4kD	e5nirB1	A: alpha arrays	X: Profilin-like	H: a+b domain in beta-lactamase/transpeptidase-like proteins	T: a+b domain in beta-lactamase/transpeptidase-like proteins	F: UCR_6-4kD	ECOD (v295.2)
A	UCR_6-4kD	e5nirA1	A: alpha arrays	X: Profilin-like	H: a+b domain in beta-lactamase/transpeptidase-like proteins	T: a+b domain in beta-lactamase/transpeptidase-like proteins	F: UCR_6-4kD	ECOD (v295.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00093	von Willebrand factor type C domain (VWC)	von Willebrand factor type C domain	The high cutoff was used to prevent overlap with Pfam:PF00094.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Collagen alpha-1(II) chain	protein binding binding signaling receptor binding MHC class II protein binding MHC protein binding structural molecule activity extracellular matrix structural constituent extracellular matrix structural constituent conferring tensile strength identical protein binding protein homodimerization activity protein dimerization activity platelet-derived growth factor binding growth factor binding proteoglycan binding protein binding binding signaling receptor binding MHC class II protein binding MHC protein binding structural molecule activity extracellular matrix structural constituent extracellular matrix structural constituent conferring tensile strength identical protein binding protein homodimerization activity protein dimerization activity platelet-derived growth factor binding growth factor binding proteoglycan binding carbohydrate derivative binding	developmental process multicellular organismal process connective tissue development animal organ development tissue development multicellular organism development skeletal system development anatomical structure development animal gross anatomical part developmental process cartilage development system development limb development appendage development limb bud formation developmental process multicellular organismal process connective tissue development animal organ development tissue development multicellular organism development skeletal system development anatomical structure development animal gross anatomical part developmental process cartilage development system development limb development appendage development limb bud formation anatomical structure morphogenesis appendage morphogenesis anatomical structure formation involved in morphogenesis limb morphogenesis central nervous system development nervous system development epithelium development otic vesicle development ear development sensory organ development tube development inner ear development embryonic skeletal joint development embryonic organ morphogenesis chordate embryonic development embryonic morphogenesis embryo development embryonic skeletal joint morphogenesis embryo development ending in birth or egg hatching embryonic skeletal system development animal organ morphogenesis skeletal system morphogenesis embryonic organ development embryonic skeletal system morphogenesis cellular component organization collagen fibril organization extracellular matrix organization cellular process cellular component organization or biogenesis extracellular structure organization external encapsulating structure organization notochord development ossification system process sensory perception nervous system process sensory perception of sound sensory perception of mechanical stimulus sensory perception of light stimulus visual perception cellular developmental process cell differentiation chondrocyte differentiation	basement membrane extracellular matrix cellular anatomical structure external encapsulating structure extracellular region solid phase of interstitial matrix protein-containing complex fibrillar collagen complex collagen trimer fibrillar collagen trimer complex of collagen trimers extracellular protein-containing complex collagen type XI trimer supramolecular complex basement membrane extracellular matrix cellular anatomical structure external encapsulating structure extracellular region solid phase of interstitial matrix protein-containing complex fibrillar collagen complex collagen trimer fibrillar collagen trimer complex of collagen trimers extracellular protein-containing complex collagen type XI trimer supramolecular complex collagenous component of interstitial matrix interstitial matrix collagen type II trimer membrane-bounded organelle intracellular anatomical structure membrane-enclosed lumen intracellular membrane-bounded organelle endomembrane system intracellular organelle lumen endoplasmic reticulum lumen intracellular organelle organelle lumen organelle endoplasmic reticulum cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR008160	Collagen triple helix repeat	Repeat
A, B	IPR000885	Fibrillar collagen, C-terminal	Domain
A, B	IPR001007	VWFC domain	Domain
A, B	IPR050149	Collagen_superfamily	Unknown

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	: P02458	Kniest dysplasia spondyloepiphyseal dysplasia congenita platyspondylic dysplasia, Torrance type Legg-Calve-Perthes disease mild spondyloepiphyseal dysplasia due to COL2A1 mutation with early-onset osteoarthritis spondyloepimetaphyseal dysplasia, Strudwick type spondyloperipheral dysplasia-short ulna syndrome osteochondrodysplasia chondrosarcoma Czech dysplasia, metatarsal type Stickler syndrome, type I, nonsyndromic ocular synovitis cleft palate multiple epiphyseal dysplasia, Beighton type Stickler syndrome type 1 Kniest dysplasia spondyloepiphyseal dysplasia congenita platyspondylic dysplasia, Torrance type Legg-Calve-Perthes disease mild spondyloepiphyseal dysplasia due to COL2A1 mutation with early-onset osteoarthritis spondyloepimetaphyseal dysplasia, Strudwick type spondyloperipheral dysplasia-short ulna syndrome osteochondrodysplasia chondrosarcoma Czech dysplasia, metatarsal type Stickler syndrome, type I, nonsyndromic ocular synovitis cleft palate multiple epiphyseal dysplasia, Beighton type Stickler syndrome type 1 melanoma spondyloepiphyseal dysplasia, Stanescu type osteoarthritis Arthritis, Experimental Stickler syndrome achondrogenesis type II cataract achondrogenesis hypochondrogenesis retinal detachment chondromalacia myopia otospondylomegaepiphyseal dysplasia arthritic joint disease Wagner disease cartilage disease spondyloepiphyseal dysplasia multiple epiphyseal dysplasia dysspondyloenchondromatosis hyperplasia avascular necrosis of femoral head, primary, 1 rheumatoid arthritis megaepiphyseal dwarfism Osgood-Schlatter disease osteogenesis imperfecta gastric carcinoma otospondylomegaepiphyseal dysplasia, autosomal recessive pituitary cancer primitive neuroectodermal tumor atypical teratoid rhabdoid tumor avascular necrosis of femoral head, primary, 2 bone resorption disease malignant glioma Schwartz-Jampel syndrome mucopolysaccharidosis type 4 spondyloepiphyseal dysplasia tarda, X-linked cutaneous melanoma spondylometaphyseal dysplasia, Kozlowski type Ehlers-Danlos syndrome familial avascular necrosis of femoral head glioblastoma X-linked mixed deafness with perilymphatic gusher large cell medulloblastoma prostate carcinoma autosomal dominant rhegmatogenous retinal detachment lung cancer medulloblastoma Melnick-Needles syndrome spondyloepiphyseal dysplasia with congenital joint dislocations spondylometaphyseal dysplasia, 'corner fracture' type spondylometaphyseal dysplasia, Schmidt type osteoarthritis susceptibility 1 osteochondrosis otospondylomegaepiphyseal dysplasia, autosomal dominant pilocytic astrocytoma intellectual disability malignant ependymoma