5CHN | pdb_00005chn

Fab fragments of chikungunya virus neutralizing human monoclonal antibody 5M16

External Resource: Annotation


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

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
C [auth A]d5chna_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
A [auth H]d5chnh_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
D [auth B]d5chnb2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
D [auth B]d5chnb1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
B [auth L]d5chnl2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
B [auth L]d5chnl1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
C [auth A]e5chnA2 A: OB-foldX: Rubredoxin-relatedH: Rubredoxin-relatedT: CDP-OH_P_transfF:ECOD (20:10:01)
C [auth A]e5chnA1 A: Lipocalins/StreptavidinX: SAM/DNA-glycosylaseH: SAM domain-likeT: EF-hand_1, EF-hand_6, EF-hand_7F:ECOD (20:10:01)
A [auth H]e5chnH1 A: OB-foldX: Rubredoxin-relatedH: Rubredoxin-relatedT: CDP-OH_P_transfF:ECOD (20:10:01)
A [auth H]e5chnH2 A: Lipocalins/StreptavidinX: SAM/DNA-glycosylaseH: SAM domain-likeT: EF-hand_1, EF-hand_6, EF-hand_7F:ECOD (20:10:01)
D [auth B]e5chnB1 A: OB-foldX: Rubredoxin-relatedH: Rubredoxin-relatedT: CDP-OH_P_transfF:ECOD (20:10:01)
B [auth L]e5chnL1 A: OB-foldX: Rubredoxin-relatedH: Rubredoxin-relatedT: CDP-OH_P_transfF:ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
C [auth A]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
A [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
D [auth B]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
B [auth L]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
A [auth H],
C [auth A]		5M16 Fab VH-CH1 Homo sapiens (human) IGHV1-46*01, IGHV1-46*03, IGHJ5*01, IGHG1*03 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202609-0)
B [auth L],
D [auth B]		5M16 Fab L-KAPPA Homo sapiens (human) IGKV2D-29*02, IGKJ2*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202609-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
A [auth H],
C [auth A]		Heavy ChainIGHV1 --SAbDab (2026-03-13)
B [auth L],
D [auth B]		Light ChainIGKV2 Kappa-SAbDab (2026-03-13)