Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
C [auth E]SCOP2B SuperfamilyImmunoglobulin-binding domains-like 8085561 3000399 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
C [auth E]B1e5u5mE1 A: a+b two layersX: beta-GraspH: Immunoglobulin-binding domains (From Topology)T: Immunoglobulin-binding domainsF: B1ECOD (1.6)
D [auth C]Be5u5mC1 A: alpha bundlesX: immunoglobulin/albumin-binding domain-likeH: Bacterial immunoglobulin/albumin-binding domains (From Topology)T: Bacterial immunoglobulin/albumin-binding domainsF: BECOD (1.6)
AC1-set_4e5u5mA2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_4ECOD (1.6)
AV-sete5u5mA1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-setECOD (1.6)
BV-set_8e5u5mB1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
BC1-set_1e5u5mB2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_1ECOD (1.6)

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
Fab Memab trastuzumab L-KAPPA Homo sapiens (human) IGKV1-39*01, IGKV1D-39*01, IGKJ1*01, IGKJ4*01, IGKJ4*02, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202444-0)
Fab Memab trastuzumab VH-CH1 Homo sapiens (human) IGHV3-66*01, IGHV3-66*02, IGHV3-66*04, IGHJ4*01, IGHJ4*02, IGHJ4*03, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05, IGHG1*12, IGHG1*14, IGHG1*13, IGHG1*09, IGHG1*10, IGHG1*07, IGHG1*11 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202444-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
Light ChainIGKV1 Kappaimmunoglobulin g binding protein a | protein lSAbDab (2024-11-08)
Heavy ChainIGHV3 -immunoglobulin g binding protein a | protein lSAbDab (2024-11-08)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
C [auth E]PF02246Protein L b1 domain (B1)Protein L b1 domainProtein L is a bacterial protein with immunoglobulin (Ig) light chain-binding properties. It contains a number of homologous b1 repeats towards the N-terminus. These repeats have been found to be responsible for the interaction of protein L with Ig ...Protein L is a bacterial protein with immunoglobulin (Ig) light chain-binding properties. It contains a number of homologous b1 repeats towards the N-terminus. These repeats have been found to be responsible for the interaction of protein L with Ig light chains [1].
Domain
D [auth C]PF02216B domain (B)B domainThis family contains the B domain of Staphylococcal protein A, which specifically binds to the Fc portion of immunoglobulin G.Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
C [auth E]Protein L - -
D [auth C]Immunoglobulin G binding protein A -
E [auth D]AZIDO-PEG4-MEDITOPE---
MEMAB TRASTUZUMAB, LIGHT CHAIN---
MEMAB TRASTUZUMAB, HEAVY CHAIN---

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
E [auth D]2GX Parent Component: PHE

E [auth D]56C
E [auth D]ACE RESIDAA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354

PSI-MOD :  N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359