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Re-refinement of Integrin AlphaIIbBeta3 Headpiece


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
D [auth L]Lipocaline2vdlL1 A: alpha arraysX: HTHH: HTHT: tetra-helical, lambda repressor-likeF: LipocalinECOD (v295.2)
C [auth H]Copper-binde2vdlH1 A: alpha arraysX: Phage tail fiber protein trimerization domainH: Phage tail fiber protein trimerization domainT: Phage tail fiber protein trimerization domainF: Copper-bindECOD (v295.2)
C [auth H]Lipocaline2vdlH2 A: alpha arraysX: HTHH: HTHT: tetra-helical, lambda repressor-likeF: LipocalinECOD (v295.2)
BPeptidase_M23e2vdlB1 A: alpha arraysX: amino-terminal domain of OmpATbH: amino-terminal domain of OmpATbT: amino-terminal domain of OmpATbF: Peptidase_M23ECOD (v295.2)
ALipocaline2vdlA1 A: alpha arraysX: HTHH: HTHT: tetra-helical, lambda repressor-likeF: LipocalinECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
D [auth L]10E5 L-KAPPA Mus musculus (house mouse) IGKV14-100*01, IGKJ2*01, IGKC*01, IGKC*02 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-2A_KAPPA IMGT (202640-0)
C [auth H]10E5 VH-CH1 Mus musculus (house mouse) IGHV14-3*02, IGHJ4*01, IGHG2A*01, IGHG2A*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-2A_KAPPA IMGT (202640-0)
INTEGRIN ALPHA-IIB_BETA-3 INTEGRIN-BETA-3 Homo sapiens (human) BETA-3 P-LIKE-DOMAIN PSI, Y-LIKE-DOMAIN Hybrid-1, B-LIKE-DOMAIN BETA-1, Y-LIKE-DOMAIN Hybrid-2, E-LIKE-DOMAIN EGF-1 RPI INTEGRIN-ALPHA-IIB_BETA-3 IMGT (202640-0)
INTEGRIN ALPHA-IIB_BETA-3 INTEGRIN-ALPHA-IIB Homo sapiens (human) ALPHA-IIB A-LIKE-DOMAIN B-Propeller RPI INTEGRIN-ALPHA-IIB_BETA-3 IMGT (202640-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
D [auth L]Light ChainIGKV14 Kappaintegrin alpha-iibSAbDab (2026-10-16)
C [auth H]Heavy ChainIGHV14 -integrin alpha-iibSAbDab (2026-10-16)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
D [auth L]PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domainDomain
PF18372Integrin beta epidermal growth factor like domain 1 (I-EGF_1)Integrin beta epidermal growth factor like domain 1This is the I-EGF 1 domain found in several integrin betas such as integrin beta 1-7. Structural analysis reveal an epidermal growth factor-like (I-EGF) domains 1 and 2 [1]. EGF1 lacks one disulfide (C2-C4) relative to the integrin EGF 2, 3, and 4 do ...This is the I-EGF 1 domain found in several integrin betas such as integrin beta 1-7. Structural analysis reveal an epidermal growth factor-like (I-EGF) domains 1 and 2 [1]. EGF1 lacks one disulfide (C2-C4) relative to the integrin EGF 2, 3, and 4 domains, this allows the C-terminal end of EGF1 to flex remarkably relative to its N-terminal end [14].
Domain
PF00362Integrin beta chain VWA domain (Integrin_beta)Integrin beta chain VWA domainIntegrins have been found in animals and their homologues have also been found in cyanobacteria, probably due to horizontal gene transfer [1]. This domain corresponds to the integrin beta VWA domain. Domain
PF17205Integrin plexin domain (PSI_integrin)Integrin plexin domainThis short disulphide rich domain is found at the N-terminus of integrin beta chains. Domain
PF01839FG-GAP repeat (FG-GAP)FG-GAP repeat- Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
D [auth L]MONOCLONAL ANTIBODY 10E5 LIGHT CHAIN---
C [auth H]MONOCLONAL ANTIBODY 10E5 HEAVY CHAIN---
INTEGRIN BETA-3
INTEGRIN ALPHA-IIB

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
:  P05106
:  P08514