2HHL

Crystal structure of the human small CTD phosphatase 3 isoform 1

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 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	d2hhla_	Alpha and beta proteins (a/b)	HAD-like	HAD-like	NLI interacting factor-like phosphatase	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d2hhlb_	Alpha and beta proteins (a/b)	HAD-like	HAD-like	NLI interacting factor-like phosphatase	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d2hhlc1	Alpha and beta proteins (a/b)	HAD-like	HAD-like	NLI interacting factor-like phosphatase	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d2hhlc2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d2hhld_	Alpha and beta proteins (a/b)	HAD-like	HAD-like	NLI interacting factor-like phosphatase	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	HAD-like	8098114	3001890	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	HAD-like	8098114	3001890	SCOP2B (2022-06-29)
C	SCOP2 Family	NLI interacting factor-like phosphatase	8098113	4002095	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	HAD-like	8098114	3001890	SCOP2 (2022-06-29)
D	SCOP2B Superfamily	HAD-like	8098114	3001890	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	NIF	e2hhlA1	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: HAD-like	F: NIF	ECOD (1.6)
B	NIF	e2hhlB1	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: HAD-like	F: NIF	ECOD (1.6)
C	NIF	e2hhlC1	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: HAD-like	F: NIF	ECOD (1.6)
D	NIF	e2hhlD1	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: HAD-like	F: NIF	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HAD superfamily/HAD-like	CATH (4.3.0)
B	3.40.50.1000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HAD superfamily/HAD-like	CATH (4.3.0)
C	3.40.50.1000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HAD superfamily/HAD-like	CATH (4.3.0)
D	3.40.50.1000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HAD superfamily/HAD-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF03031	NLI interacting factor-like phosphatase (NIF)	NLI interacting factor-like phosphatase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	CTD small phosphatase-like protein	phosphoric ester hydrolase activity phosphoprotein phosphatase activity protein serine/threonine phosphatase activity catalytic activity, acting on a protein hydrolase activity, acting on ester bonds myosin phosphatase activity phosphatase activity hydrolase activity catalytic activity RNA polymerase II CTD heptapeptide repeat modifying activity RNA polymerase II CTD heptapeptide repeat phosphatase activity cation binding ion binding binding phosphoric ester hydrolase activity phosphoprotein phosphatase activity protein serine/threonine phosphatase activity catalytic activity, acting on a protein hydrolase activity, acting on ester bonds myosin phosphatase activity phosphatase activity hydrolase activity catalytic activity RNA polymerase II CTD heptapeptide repeat modifying activity RNA polymerase II CTD heptapeptide repeat phosphatase activity cation binding ion binding binding metal ion binding small molecule binding	regulation of cell cycle phase transition regulation of cellular process negative regulation of biological process negative regulation of cell cycle cell cycle phase transition regulation of cell cycle G1/S phase transition cell cycle G1/S phase transition mitotic cell cycle negative regulation of mitotic cell cycle regulation of mitotic cell cycle negative regulation of cellular process negative regulation of cell cycle phase transition cell cycle regulation of cell cycle regulation of cell cycle phase transition regulation of cellular process negative regulation of biological process negative regulation of cell cycle cell cycle phase transition regulation of cell cycle G1/S phase transition cell cycle G1/S phase transition mitotic cell cycle negative regulation of mitotic cell cycle regulation of mitotic cell cycle negative regulation of cellular process negative regulation of cell cycle phase transition cell cycle regulation of cell cycle cell cycle process negative regulation of G1/S transition of mitotic cell cycle regulation of biological process negative regulation of mitotic cell cycle phase transition regulation of cell cycle process negative regulation of cell cycle G1/S phase transition biological regulation negative regulation of cell cycle process regulation of mitotic cell cycle phase transition mitotic cell cycle process regulation of G1/S transition of mitotic cell cycle cellular process G1/S transition of mitotic cell cycle mitotic cell cycle phase transition	extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular organelle intracellular anatomical structure nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR004274	FCP1 homology domain	Domain
A, B, C, D	IPR040078	CTD small RNA polymerase II polypeptide A phosphatase-like	Family
A, B, C, D	IPR050365	Mitochondrial import inner membrane translocase subunit TIM50	Family
A, B, C, D	IPR036412	HAD-like superfamily	Homologous Superfamily
A, B, C, D	IPR023214	HAD superfamily	Homologous Superfamily
A, B, C, D	IPR011948	Dullard phosphatase domain, eukaryotic	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: O15194	acute myeloid leukemia exocrine pancreatic carcinoma lung adenocarcinoma malignant pancreatic neoplasm osteosarcoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia ulcerative colitis cutaneous lupus erythematosus glioblastoma lung cancer medulloblastoma ovarian cancer psoriasis Duchenne muscular dystrophy large cell medulloblastoma acute myeloid leukemia exocrine pancreatic carcinoma lung adenocarcinoma malignant pancreatic neoplasm osteosarcoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia ulcerative colitis cutaneous lupus erythematosus glioblastoma lung cancer medulloblastoma ovarian cancer psoriasis Duchenne muscular dystrophy large cell medulloblastoma malignant mesothelioma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous neoplasm tuberculosis

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.