9CCT | pdb_00009cct

CryoEM Structure of Escherichia coli FimCH in complex with B7 Fab

External Resource: Annotation

Domain Annotation: SCOP2 Classification
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Bacterial adhesin-like	8032980	3000723	SCOP2B (2022-06-29)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C	Heavy Chain	IGHV1	-	type 1 fimbiral adhesin fimh	SAbDab (2025-12-19)
B	Light Chain	IGKV4	Kappa	type 1 fimbiral adhesin fimh	SAbDab (2025-12-19)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00419	Fimbrial protein (Fimbrial)	Fimbrial protein		Domain
A	PF09160	FimH, mannose binding (FimH_man-bind)	FimH, mannose binding	Members of this family adopt a secondary structure consisting of a beta sandwich, with nine strands arranged in two sheets in a Greek key topology. They are predominantly found in bacterial mannose-specific adhesins, since they are capable of binding ...	Members of this family adopt a secondary structure consisting of a beta sandwich, with nine strands arranged in two sheets in a Greek key topology. They are predominantly found in bacterial mannose-specific adhesins, since they are capable of binding to D-mannose [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C	B7 heavy chain	-	-	-
B	B7 Fab light chain	-	-	-
A	Type 1 fimbiral adhesin FimH	binding D-mannose binding monosaccharide binding carbohydrate binding small molecule binding	cell adhesion cellular process behavior multicellular organismal process response to stimulus response to mechanical stimulus response to abiotic stimulus response to external stimulus mechanosensory behavior cell-substrate adhesion cell adhesion involved in biofilm formation cell aggregation biofilm formation biological process involved in intraspecies interaction between organisms cell adhesion cellular process behavior multicellular organismal process response to stimulus response to mechanical stimulus response to abiotic stimulus response to external stimulus mechanosensory behavior cell-substrate adhesion cell adhesion involved in biofilm formation cell aggregation biofilm formation biological process involved in intraspecies interaction between organisms single-species biofilm formation aggregation of unicellular organisms submerged biofilm formation cell adhesion involved in single-species biofilm formation single-species submerged biofilm formation	pilus cell projection cellular anatomical structure pilus tip host cellular component host cell part host cell membrane other organism part

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036937	Fimbrial-type adhesion domain superfamily	Homologous Superfamily
A	IPR015243	FimH, mannose-binding domain	Domain
A	IPR050263	Bacterial Fimbrial Adherence	Family
A	IPR000259	Fimbrial-type adhesion domain	Domain
A	IPR008966	Adhesion domain superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.