5UY3 | pdb_00005uy3

Crystal structure of human Fab PGT144, a broadly reactive and potent HIV-1 neutralizing antibody

External Resource: Annotation


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

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
D [auth A]d5uy3a_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
B [auth H]d5uy3h_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
C [auth B]d5uy3b2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
C [auth B]d5uy3b1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
A [auth L]d5uy3l2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
A [auth L]d5uy3l1 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)
D [auth A]Glyco_hydro_77e5uy3A1 A: a/b three-layered sandwichesX: HAD domain-likeH: beta-propellerT: 8-bladedF: Glyco_hydro_77ECOD (v294.1)
B [auth H]Glyco_hydro_77e5uy3H1 A: a/b three-layered sandwichesX: HAD domain-likeH: beta-propellerT: 8-bladedF: Glyco_hydro_77ECOD (v294.1)
C [auth B]Glyco_hydro_77e5uy3B1 A: a/b three-layered sandwichesX: HAD domain-likeH: beta-propellerT: 8-bladedF: Glyco_hydro_77ECOD (v294.1)
A [auth L]Glyco_hydro_77e5uy3L1 A: a/b three-layered sandwichesX: HAD domain-likeH: beta-propellerT: 8-bladedF: Glyco_hydro_77ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
D [auth A]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
B [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
C [auth B]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
A [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
B [auth H],
D [auth A]		Fab PGT144 VH-CH1 Homo sapiens (human) IGHV1-2*02, IGHV1-8*01, IGHV1-8*02, IGHV1-8*03, IGHJ3*01, 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 (202613-0)
A [auth L],
C [auth B]		Fab PGT144 L-KAPPA Homo sapiens (human) IGKV2-28*01, IGKV2D-28*01, IGKJ2*02, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202613-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
A [auth L],
C [auth B]		Light ChainIGKV2 Kappa-SAbDab (2026-04-10)

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
B [auth H],
D [auth A]		TYS Parent Component: TYR

RESID:  AA0172

PSI-MOD :  O4'-sulfo-L-tyrosine MOD:00181