2PER

Crystal Structure of Human Chloride Intracellular Channel protein 2

External Resource: Annotation

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2pera2	All alpha proteins	GST C-terminal domain-like	GST C-terminal domain-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d2pera1	Alpha and beta proteins (a/b)	Thioredoxin fold	Thioredoxin-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	GST_C_3	e2perA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: Glutathione S-transferase (GST)-C (From Topology)	T: Glutathione S-transferase (GST)-C	F: GST_C_3	ECOD (1.6)
A	GST_N_2	e2perA2	A: a+b three layers	X: Thioredoxin-like	H: Thioredoxin-like (From Topology)	T: Thioredoxin-like	F: GST_N_2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.30.10	Alpha Beta	3-Layer(aba) Sandwich	Glutaredoxin	Glutaredoxin	CATH (4.3.0)
A	1.20.1050.10	Mainly Alpha	Up-down Bundle	Glutathione S-transferase Yfyf (Class Pi)	Chain A, domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF22441	CLIC-like N-terminal domain (CLIC-like_N)	CLIC-like N-terminal domain	This entry represents the N-terminal domain of chloride ion channels CLIC and related sequences.	Domain
A	PF13410	Glutathione S-transferase, C-terminal domain (GST_C_2)	Glutathione S-transferase, C-terminal domain	This domain is closely related to Pfam:PF00043.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Chloride intracellular channel protein 2	monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity monoatomic ion channel activity passive transmembrane transporter activity inorganic molecular entity transmembrane transporter activity channel activity monoatomic anion channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity inorganic anion transmembrane transporter activity chloride channel activity peroxidase activity oxidoreductase activity monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity monoatomic ion channel activity passive transmembrane transporter activity inorganic molecular entity transmembrane transporter activity channel activity monoatomic anion channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity inorganic anion transmembrane transporter activity chloride channel activity peroxidase activity oxidoreductase activity antioxidant activity oxidoreductase activity, acting on peroxide as acceptor glutathione peroxidase activity catalytic activity	localization transport monoatomic anion transport monoatomic ion transport chloride transport establishment of localization inorganic anion transport regulation of calcium ion transmembrane transporter activity regulation of calcium ion transport regulation of localization regulation of cellular process negative regulation of ion transmembrane transporter activity negative regulation of calcium ion transmembrane transporter activity intracellular calcium ion homeostasis localization transport monoatomic anion transport monoatomic ion transport chloride transport establishment of localization inorganic anion transport regulation of calcium ion transmembrane transporter activity regulation of calcium ion transport regulation of localization regulation of cellular process negative regulation of ion transmembrane transporter activity negative regulation of calcium ion transmembrane transporter activity intracellular calcium ion homeostasis negative regulation of biological process negative regulation of ryanodine-sensitive calcium-release channel activity negative regulation of transport calcium ion transport negative regulation of cation transmembrane transport monoatomic cation homeostasis monoatomic cation transport intracellular monoatomic ion homeostasis regulation of biological process regulation of release of sequestered calcium ion into cytosol regulation of monoatomic ion transport inorganic ion transmembrane transport regulation of cation channel activity inorganic cation transmembrane transport maintenance of location transmembrane transport regulation of molecular function release of sequestered calcium ion into cytosol regulation of transmembrane transport chemical homeostasis negative regulation of calcium ion transmembrane transport cellular localization inorganic ion homeostasis negative regulation of cation channel activity homeostatic process monoatomic ion transmembrane transport negative regulation of monoatomic ion transport positive regulation of biological process regulation of transmembrane transporter activity calcium ion homeostasis regulation of monoatomic ion transmembrane transport negative regulation of sequestering of calcium ion metal ion transport negative regulation of transmembrane transport regulation of transporter activity maintenance of location in cell regulation of calcium ion transmembrane transport monoatomic cation transmembrane transport positive regulation of sequestering of calcium ion negative regulation of monoatomic ion transmembrane transport negative regulation of release of sequestered calcium ion into cytosol intracellular monoatomic cation homeostasis negative regulation of cellular process monoatomic ion homeostasis intracellular chemical homeostasis regulation of metal ion transport regulation of sequestering of calcium ion positive regulation of cellular process regulation of monoatomic ion transmembrane transporter activity calcium ion transmembrane import into cytosol regulation of transport sequestering of calcium ion biological regulation negative regulation of transporter activity negative regulation of molecular function negative regulation of calcium ion transport cellular homeostasis regulation of ryanodine-sensitive calcium-release channel activity cellular process regulation of monoatomic cation transmembrane transport calcium ion transmembrane transport cellular response to stimulus multicellular organismal process system process response to stimulus regulation of heart contraction regulation of system process sarcoplasmic reticulum calcium ion transport release of sequestered calcium ion into cytosol by sarcoplasmic reticulum cardiac muscle contraction intracellular signal transduction cell communication circulatory system process intracellular signaling cassette signal transduction release of sequestered calcium ion into cytosol by endoplasmic reticulum regulation of cardiac muscle contraction muscle contraction regulation of blood circulation regulation of striated muscle contraction calcium-mediated signaling regulation of muscle contraction heart process signaling regulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion striated muscle contraction regulation of multicellular organismal process blood circulation regulation of cardiac muscle contraction by calcium ion signaling muscle system process regulation of muscle system process heart contraction regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum positive regulation of molecular function regulation of binding positive regulation of binding	protein-containing complex cellular anatomical structure transmembrane transporter complex membrane chloride channel complex membrane protein complex transporter complex monoatomic ion channel complex intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane-bounded organelle protein-containing complex cellular anatomical structure transmembrane transporter complex membrane chloride channel complex membrane protein complex transporter complex monoatomic ion channel complex intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR010987	Glutathione S-transferase, C-terminal-like	Domain
A	IPR053823	CLIC, N-terminal domain	Domain
A	IPR030253	Chloride intracellular channel protein 2, C-terminal domain	Domain
A	IPR036282	Glutathione S-transferase, C-terminal domain superfamily	Homologous Superfamily
A	IPR036249	Thioredoxin-like superfamily	Homologous Superfamily
A	IPR002946	Intracellular chloride channel	Family
A	IPR040079	Glutathione transferase family	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: O15247	X-linked intellectual disability-cardiomegaly-congestive heart failure syndrome intellectual disability Liver Cirrhosis, Experimental acute myeloid leukemia lung cancer oligodendroglioma pancreatic intraductal papillary-mucinous carcinoma Sjogren syndrome vascular disease cystic fibrosis interstitial cystitis lung carcinoma osteosarcoma pancreatic intraductal papillary-mucinous neoplasm spina bifida X-linked intellectual disability-cardiomegaly-congestive heart failure syndrome intellectual disability Liver Cirrhosis, Experimental acute myeloid leukemia lung cancer oligodendroglioma pancreatic intraductal papillary-mucinous carcinoma Sjogren syndrome vascular disease cystic fibrosis interstitial cystitis lung carcinoma osteosarcoma pancreatic intraductal papillary-mucinous neoplasm spina bifida hydrocephalus non-small cell lung carcinoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia ulcerative colitis

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.