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Crystal structure of Fab F22-4 in complex with a Shigella flexneri 2a O-Ag decasaccharide External Resource: Annotation Chains Domain Info Class Fold Superfamily Family Domain Species Provenance Source (Version) B d3bz4b_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) H d3bz4h_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) F d3bz4f_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) D d3bz4d_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) G d3bz4g2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) G d3bz4g1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) E d3bz4e2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) E d3bz4e1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) C d3bz4c2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) C d3bz4c1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) A d3bz4a2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) A d3bz4a1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
Chains Type Family Name Domain Identifier Family Identifier Provenance Source (Version) G SCOP2B Superfamily Immunoglobulin (Ig) domain-like 8091539 3000071 SCOP2B (2022-06-29) E SCOP2B Superfamily Immunoglobulin (Ig) domain-like 8091539 3000071 SCOP2B (2022-06-29) C SCOP2B Superfamily Immunoglobulin (Ig) domain-like 8091539 3000071 SCOP2B (2022-06-29) A SCOP2B Superfamily Immunoglobulin (Ig) domain-like 8091539 3000071 SCOP2B (2022-06-29)
Chains Family Name Domain Identifier Architecture Possible Homology Homology Topology Family Provenance Source (Version) B e3bz4B1 A: alpha arrays X: Profilin-like H: sensor domains T: sensor domains F: ECOD (v295.2) H Leuk-A4-hydro_C e3bz4H1 A: alpha arrays X: HTH H: HTH T: tetra-helical, lambda repressor-like F: Leuk-A4-hydro_C ECOD (v295.2) F Leuk-A4-hydro_C e3bz4F1 A: alpha arrays X: HTH H: HTH T: tetra-helical, lambda repressor-like F: Leuk-A4-hydro_C ECOD (v295.2) D Leuk-A4-hydro_C e3bz4D1 A: alpha arrays X: HTH H: HTH T: tetra-helical, lambda repressor-like F: Leuk-A4-hydro_C ECOD (v295.2) G Leuk-A4-hydro_C e3bz4G1 A: alpha arrays X: HTH H: HTH T: tetra-helical, lambda repressor-like F: Leuk-A4-hydro_C ECOD (v295.2) E Leuk-A4-hydro_C e3bz4E1 A: alpha arrays X: HTH H: HTH T: tetra-helical, lambda repressor-like F: Leuk-A4-hydro_C ECOD (v295.2) C Leuk-A4-hydro_C e3bz4C1 A: alpha arrays X: HTH H: HTH T: tetra-helical, lambda repressor-like F: Leuk-A4-hydro_C ECOD (v295.2) A e3bz4A1 A: alpha arrays X: Profilin-like H: sensor domains T: sensor domains F: ECOD (v295.2)
Chain Protein Name Description Organism Name Gene Allele Name(s) Domain Name(s) Receptor Type Receptor Description Provenance Source F22-4 VH-CH1 Mus musculus (house mouse) IGHV6-3*03, IGHV6-3*02, IGHJ4*01, IGHG1*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202638-0) F22-4 L-KAPPA Mus musculus (house mouse) IGKV2-109*01, IGKV2-109*02, IGKJ1*01, IGKJ2*01, IGKC*01, IGKC*02 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202638-0)
Chain Chain Class Chain Subclass Chain Type Antigen Name(s) Provenance Source Heavy Chain IGHV6 - polysaccharide SAbDab (2026-10-02) Light Chain IGKV2 Kappa polysaccharide SAbDab (2026-10-02)
Chains Polymer Molecular Function Biological Process Cellular Component Fab F22-4 heavy chain - - - Fab F22-4 light chain -