4B04

Crystal structure of the Catalytic Domain of Human DUSP26 (C152S)

External Resource: Annotation

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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Dual specificity phosphatase-like	8081808	4000437	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	(Phosphotyrosine protein) phosphatases II	8081809	3000304	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	(Phosphotyrosine protein) phosphatases II	8081809	3000304	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	(Phosphotyrosine protein) phosphatases II	8081809	3000304	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	(Phosphotyrosine protein) phosphatases II	8081809	3000304	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	DSPc	e4b04A1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: (Phosphotyrosine protein) phosphatases II	F: DSPc	ECOD (1.6)
B	DSPc	e4b04B2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: (Phosphotyrosine protein) phosphatases II	F: DSPc	ECOD (1.6)
C	DSPc	e4b04C2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: (Phosphotyrosine protein) phosphatases II	F: DSPc	ECOD (1.6)
D	DSPc	e4b04D2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: (Phosphotyrosine protein) phosphatases II	F: DSPc	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.190.10	Alpha Beta	Alpha-Beta Complex	Protein-Tyrosine Phosphatase	Chain A	CATH (4.3.0)
B	3.90.190.10	Alpha Beta	Alpha-Beta Complex	Protein-Tyrosine Phosphatase	Chain A	CATH (4.3.0)
C	3.90.190.10	Alpha Beta	Alpha-Beta Complex	Protein-Tyrosine Phosphatase	Chain A	CATH (4.3.0)
D	3.90.190.10	Alpha Beta	Alpha-Beta Complex	Protein-Tyrosine Phosphatase	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00782	Dual specificity phosphatase, catalytic domain (DSPc)	Dual specificity phosphatase, catalytic domain	Ser/Thr and Tyr protein phosphatases. The enzyme's tertiary fold is highly similar to that of tyrosine-specific phosphatases, except for a "recognition" region [2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	DUAL SPECIFICITY PROTEIN PHOSPHATASE 26	p53 binding protein 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 MAP kinase phosphatase activity protein tyrosine/serine/threonine phosphatase activity p53 binding protein 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 MAP kinase phosphatase activity protein tyrosine/serine/threonine phosphatase activity transcription factor binding RNA polymerase II-specific DNA-binding transcription factor binding DNA-binding transcription factor binding protein tyrosine phosphatase activity	regulation of biological process cell adhesion regulation of cellular process positive regulation of cell adhesion regulation of cell adhesion biological regulation positive regulation of biological process cellular process positive regulation of cellular process cellular response to stimulus response to stimulus signaling negative regulation of signaling negative regulation of intracellular signal transduction regulation of biological process cell adhesion regulation of cellular process positive regulation of cell adhesion regulation of cell adhesion biological regulation positive regulation of biological process cellular process positive regulation of cellular process cellular response to stimulus response to stimulus signaling negative regulation of signaling negative regulation of intracellular signal transduction negative regulation of biological process regulation of signal transduction intracellular signal transduction negative regulation of cell communication cell communication regulation of intracellular signal transduction intracellular signaling cassette negative regulation of cellular process signal transduction regulation of signaling negative regulation of response to stimulus regulation of MAPK cascade negative regulation of signal transduction regulation of response to stimulus MAPK cascade regulation of cell communication negative regulation of MAPK cascade protein dephosphorylation dephosphorylation primary metabolic process macromolecule modification phosphate-containing compound metabolic process metabolic process protein metabolic process macromolecule metabolic process protein modification process phosphorus metabolic process negative regulation of ERK1 and ERK2 cascade ERK1 and ERK2 cascade regulation of ERK1 and ERK2 cascade RNA metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure Golgi apparatus organelle cytoplasm intracellular membrane-bounded organelle endomembrane system extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure Golgi apparatus organelle cytoplasm intracellular membrane-bounded organelle endomembrane system extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space vesicle extracellular membrane-bounded organelle nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR029021	Protein-tyrosine phosphatase-like	Homologous Superfamily
A, B, C, D	IPR000387	Tyrosine-specific protein phosphatases domain	Domain
A, B, C, D	IPR020405	Atypical dual specificity phosphatase, subfamily A	Family
A, B, C, D	IPR020422	Dual specificity protein phosphatase domain	Domain
A, B, C, D	IPR000340	Dual specificity phosphatase, catalytic domain	Domain
A, B, C, D	IPR016130	Protein-tyrosine phosphatase, active site	Active Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: Q9BV47	adrenal cortex carcinoma glioblastoma malignant ependymoma astrocytic tumor lung adenocarcinoma malignant glioma atypical teratoid rhabdoid tumor lung carcinoma

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.