6V1D | pdb_00006v1d

Crystal structure of human trefoil factor 1

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Protein Modification Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d6v1da1	Small proteins	Trefoil/Plexin domain-like	Trefoil	Trefoil	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d6v1da2	Artifacts	Tags	Tags	Tags	C-terminal Tags	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d6v1db1	Small proteins	Trefoil/Plexin domain-like	Trefoil	Trefoil	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d6v1db2	Artifacts	Tags	Tags	Tags	C-terminal Tags	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d6v1dc_	Small proteins	Trefoil/Plexin domain-like	Trefoil	Trefoil	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Trefoil	8038735	3000849	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Trefoil	8038735	3000849	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Trefoil	8038735	3000849	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e6v1dA1	A: Nat/Ivy	X: Acyl-CoA N-acyltransferases (Nat)	H: Acyl-CoA N-acyltransferases (Nat)	T:	F:	ECOD (20:10:01)
B		e6v1dB1	A: Nat/Ivy	X: Acyl-CoA N-acyltransferases (Nat)	H: Acyl-CoA N-acyltransferases (Nat)	T: Ribonuc_L-PSP	F:	ECOD (20:10:01)
C		e6v1dC1	A: Nat/Ivy	X: Acyl-CoA N-acyltransferases (Nat)	H: Acyl-CoA N-acyltransferases (Nat)	T: Ribonuc_L-PSP	F:	ECOD (20:10:01)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF00088	Trefoil (P-type) domain (Trefoil)	Trefoil (P-type) domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Trefoil factor 1	molecular function activator activity molecular function regulator activity signaling receptor regulator activity growth factor activity receptor ligand activity signaling receptor activator activity	multicellular organismal process maintenance of gastrointestinal epithelium system process digestion multicellular organismal-level homeostasis epithelial structure maintenance homeostatic process digestive system process anatomical structure homeostasis tissue homeostasis developmental process cellular developmental process cell differentiation cellular process multicellular organismal process maintenance of gastrointestinal epithelium system process digestion multicellular organismal-level homeostasis epithelial structure maintenance homeostatic process digestive system process anatomical structure homeostasis tissue homeostasis developmental process cellular developmental process cell differentiation cellular process response to stimulus response to hormone response to chemical response to endogenous stimulus response to peptide hormone response to oxygen-containing compound response to nitrogen compound carbohydrate metabolic process primary metabolic process metabolic process negative regulation of cell population proliferation regulation of biological process cell population proliferation regulation of cellular process regulation of cell population proliferation negative regulation of cellular process biological regulation negative regulation of biological process response to immobilization stress response to stress response to metal ion response to iron ion	cellular anatomical structure extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR044913	P-type trefoil domain superfamily	Homologous Superfamily
A, B, C	IPR017994	P-type trefoil, chordata	Family
A, B, C	IPR000519	P-type trefoil domain	Domain
A, B, C	IPR017957	P-type trefoil, conserved site	Conserved Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C	Pharos: P04155	acute lung injury Mammary Neoplasms, Experimental ulcerative colitis breast cancer celiac disease gastric carcinoma malignant colon neoplasm pancreatic intraductal papillary-mucinous carcinoma rheumatoid arthritis vitiligo asthma breast carcinoma esophageal adenocarcinoma interstitial cystitis malignant pancreatic neoplasm acute lung injury Mammary Neoplasms, Experimental ulcerative colitis breast cancer celiac disease gastric carcinoma malignant colon neoplasm pancreatic intraductal papillary-mucinous carcinoma rheumatoid arthritis vitiligo asthma breast carcinoma esophageal adenocarcinoma interstitial cystitis malignant pancreatic neoplasm pancreatic intraductal papillary-mucinous neoplasm sclerosing cholangitis Barrett esophagus breast fibroadenoma exocrine pancreatic carcinoma lung adenocarcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B, C	PCA	Parent Component: GLN RESID: AA0031 PSI-MOD : 2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.