1MRC | pdb_00001mrc

PREPARATION, CHARACTERIZATION AND CRYSTALLIZATION OF AN ANTIBODY FAB FRAGMENT THAT RECOGNIZES RNA. CRYSTAL STRUCTURES OF NATIVE FAB AND THREE FAB-MONONUCLEOTIDE COMPLEXES

External Resource: Annotation


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

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
B [auth H]d1mrch1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Immunoglobulin heavy chain variable domain, VH house mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
B [auth H]d1mrch2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) Immunoglobulin heavy chain gamma constant domain 1, CH1-gamma house mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
B [auth H]d1mrch3 Artifacts Tags Tags Tags N-terminal Tags house mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
A [auth L]d1mrcl1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Immunoglobulin light chain kappa variable domain, VL-kappa house mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
A [auth L]d1mrcl2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) Immunoglobulin light chain kappa constant domain, CL-kappa house mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth H]Copper-binde1mrcH1 A: a/b three-layered sandwichesX: Phage tail fiber protein trimerization domainH: beta-Prism IT: beta-Prism IF: Copper-bindECOD (v294.1)
A [auth L]Copper-binde1mrcL1 A: a/b three-layered sandwichesX: Phage tail fiber protein trimerization domainH: beta-Prism IT: beta-Prism IF: Copper-bindECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B [auth H]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]Jel 103 Fab, anti-RNA VH-CH1 Mus musculus (house mouse) IGHV1-50*01, IGHJ2*01, IGHG2B*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-2B_KAPPA IMGT (202611-0)
A [auth L]Jel 103 Fab, anti-RNA L-KAPPA Mus musculus (house mouse) IGKV1-110*01, IGKJ1*01, IGKJ2*01, IGKC*01, IGKC*02 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-2B_KAPPA IMGT (202611-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B [auth H]Heavy ChainIGHV1 --SAbDab (2026-03-27)
A [auth L]Light ChainIGKV1 Kappa-SAbDab (2026-03-27)