4S2S | pdb_00004s2s

Crystal Structure of Fab fragment of monoclonal antibody RoAb13

External Resource: Annotation


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

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
D [auth B]d4s2sb2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
D [auth B]d4s2sb1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
B [auth L]d4s2sl2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
B [auth L]d4s2sl1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
C [auth A]d4s2sa_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
A [auth H]d4s2sh_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) automated matches (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
D [auth B]GCD14e4s2sB1 A: a/b three-layered sandwichesX: Cytidine deaminase-likeH: Cytidine deaminase-likeT: Cytidine deaminase-likeF: GCD14ECOD (v294.1)
B [auth L]GCD14e4s2sL1 A: a/b three-layered sandwichesX: Cytidine deaminase-likeH: Cytidine deaminase-likeT: Cytidine deaminase-likeF: GCD14ECOD (v294.1)
C [auth A]GCD14e4s2sA1 A: a/b three-layered sandwichesX: Cytidine deaminase-likeH: Cytidine deaminase-likeT: Cytidine deaminase-likeF: GCD14ECOD (v294.1)
C [auth A]EF-hand_1, EF-hand_6, EF-hand_7e4s2sA2 A: a/b three-layered sandwichesX: Lipocalins/StreptavidinH: SAM/DNA-glycosylaseT: SAM domain-likeF: EF-hand_1, EF-hand_6, EF-hand_7ECOD (v294.1)
A [auth H]GCD14e4s2sH1 A: a/b three-layered sandwichesX: Cytidine deaminase-likeH: Cytidine deaminase-likeT: Cytidine deaminase-likeF: GCD14ECOD (v294.1)
A [auth H]EF-hand_1, EF-hand_6, EF-hand_7e4s2sH2 A: a/b three-layered sandwichesX: Lipocalins/StreptavidinH: SAM/DNA-glycosylaseT: SAM domain-likeF: EF-hand_1, EF-hand_6, EF-hand_7ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
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)
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)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
B [auth L],
D [auth B]		RoAb13 mAb, anti-CCR5 [HIV-1], blocking infection L-KAPPA Mus musculus (house mouse) IGKV8-30*01, IGKJ1*01, IGKJ2*01, IGKC*01, IGKC*02 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-2A_KAPPA IMGT (202613-0)
A [auth H],
C [auth A]		RoAb13 mAb, anti-CCR5 [HIV-1], blocking infection VH-CH1 Mus musculus (house mouse) IGHV5-9-3*01, IGHJ3*01, IGHG2A*01, IGHG2A*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-2A_KAPPA IMGT (202613-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B [auth L],
D [auth B]		Light ChainIGKV8 Kappa-SAbDab (2026-04-10)
A [auth H],
C [auth A]		Heavy ChainIGHV5 --SAbDab (2026-04-10)