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 2YK1 | pdb_00002yk1

Structure of human anti-nicotine Fab fragment in complex with nicotine

External Resource: Annotation


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

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
B [auth L]d2yk1l2 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]d2yk1l1 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)
B [auth L]Alpha-amylasee2yk1L3 A: alpha arraysX: Fusion glycoprotein F2H: Fusion glycoprotein F2T: Fusion glycoprotein F2F: Alpha-amylaseECOD (v295.2)
A [auth H]PK_Tyr_Ser-Thre2yk1H1 A: alpha arraysX: Alpha-beta plaitsH: Phage tail protein-likeT: Transmembrane protein 14AF: PK_Tyr_Ser-ThrECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B [auth L]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]FAB FRAGMENT L-LAMBDA Homo sapiens (human) IGLV1-47*01, IGLJ7*01, IGLJ7*02, IGLC2*01, IGLC2*02, IGLC3*04 V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA IG FAB-GAMMA-2_LAMBDA IMGT (202638-0)
A [auth H]FAB FRAGMENT VH-CH1 Homo sapiens (human) IGHV4-39*01, IGHV4-39*07, IGHJ1*01, IGHJ5*01, IGHJ5*02, IGHG2*01, IGHG2*06, IGHG2*05, IGHG2*03 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-2_LAMBDA IMGT (202638-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B [auth L]Light ChainIGLV1 Lambda(S)-3-(1-METHYLPYRROLIDIN-2-YL)PYRIDINESAbDab (2026-10-02)
A [auth H]Heavy ChainIGHV4 -(S)-3-(1-METHYLPYRROLIDIN-2-YL)PYRIDINESAbDab (2026-10-02)