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Crystal structure of Fab F22-4 in complex with a Shigella flexneri 2a O-Ag pentadecasaccharide External Resource: Annotation Chains Domain Info Class Fold Superfamily Family Domain Species Provenance Source (Version) H d3c6sh_ 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 d3c6sf_ 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 d3c6sd_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) B d3c6sb_ 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 d3c6sg2 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 d3c6sg1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) E d3c6se2 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 d3c6se1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) C d3c6sc2 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 d3c6sc1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mus musculus ) [TaxId: 10090 ], SCOPe (2.08) A d3c6sa2 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 d3c6sa1 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) H Leuk-A4-hydro_C e3c6sH1 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 e3c6sF1 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 e3c6sD1 A: alpha arrays X: HTH H: HTH T: tetra-helical, lambda repressor-like F: Leuk-A4-hydro_C ECOD (v295.2) B Leuk-A4-hydro_C e3c6sB1 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 e3c6sG1 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 e3c6sE1 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 e3c6sC1 A: alpha arrays X: HTH H: HTH T: tetra-helical, lambda repressor-like F: Leuk-A4-hydro_C ECOD (v295.2) A Leuk-A4-hydro_C e3c6sA1 A: alpha arrays X: HTH H: HTH T: tetra-helical, lambda repressor-like F: Leuk-A4-hydro_C ECOD (v295.2)
Chain Protein Name Description Organism Name Gene Allele Name(s) Domain Name(s) Receptor Type Receptor Description Provenance Source Fab 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) Fab 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 -