1Q1Q

Crystal structure of human pregnenolone sulfotransferase (SULT2B1a) in the presence of PAP

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	d1q1qa_	Alpha and beta proteins (a/b)	P-loop containing nucleoside triphosphate hydrolases	P-loop containing nucleoside triphosphate hydrolases	PAPS sulfotransferase	Pregnenolone sulfotransferase sult2b1a	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	SCOP2 Family	PAPS sulfotransferase-like	8057095	4003933	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	P-loop nucleotide/nucleoside kinase-like	8057096	3002021	SCOP2 (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	Sulfotransfer_1	e1q1qA1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: Sulfotransfer_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00685	Sulfotransferase domain (Sulfotransfer_1)	Sulfotransferase domain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	sulfotransferase family, cytosolic, 2B, member 1 isoform a	binding organic cyclic compound binding nucleic acid binding small molecule binding sterol binding alcohol binding steroid binding lipid binding cholesterol binding alcohol sulfotransferase activity transferase activity, transferring sulphur-containing groups sulfotransferase activity transferase activity catalytic activity binding organic cyclic compound binding nucleic acid binding small molecule binding sterol binding alcohol binding steroid binding lipid binding cholesterol binding alcohol sulfotransferase activity transferase activity, transferring sulphur-containing groups sulfotransferase activity transferase activity catalytic activity cholesterol sulfotransferase activity steroid sulfotransferase activity steroid hormone binding hormone binding	steroid metabolic process primary metabolic process metabolic process cellular process lipid metabolic process sulfur compound metabolic process sulfation 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 steroid metabolic process primary metabolic process metabolic process cellular process lipid metabolic process sulfur compound metabolic process sulfation 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 ribose phosphate metabolic process nucleoside bisphosphate metabolic process purine nucleoside bisphosphate metabolic process ribonucleoside bisphosphate metabolic process oxoacid metabolic process carbohydrate derivative metabolic process organic acid metabolic process purine ribonucleoside bisphosphate metabolic process nucleobase-containing compound metabolic process purine nucleotide metabolic process ribonucleotide metabolic process nucleobase-containing small molecule metabolic process phosphate-containing compound metabolic process small molecule metabolic process phosphorus metabolic process nucleoside phosphate metabolic process 3'-phosphoadenosine 5'-phosphosulfate metabolic process nucleotide metabolic process purine-containing compound metabolic process organophosphate metabolic process purine ribonucleotide metabolic process organic hydroxy compound metabolic process sterol metabolic process cholesterol metabolic process alcohol metabolic process secondary alcohol metabolic process multicellular organismal process cellular developmental process regulation of developmental process regulation of epidermal cell differentiation epidermis development positive regulation of biological process regulation of cell differentiation epithelial cell differentiation regulation of epithelial cell differentiation positive regulation of developmental process multicellular organism development positive regulation of cell differentiation cell differentiation anatomical structure development regulation of multicellular organismal process positive regulation of cellular process developmental process epithelium development regulation of multicellular organismal development epidermal cell differentiation positive regulation of epidermis development tissue development positive regulation of epithelial cell differentiation regulation of epidermis development positive regulation of epidermal cell differentiation	extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol intracellular organelle extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol intracellular organelle intracellular membrane-bounded organelle nucleus endoplasmic reticulum endomembrane system

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000863	Sulfotransferase domain	Domain
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: O00204	ichthyosis, congenital, autosomal recessive 14 psoriasis cholestasis endometrial carcinoma Inflammation prostate cancer peripheral nervous system disease autosomal recessive congenital ichthyosis 1 colorectal cancer endometrial cancer esophageal adenocarcinoma peripheral neuropathy autosomal recessive congenital ichthyosis 4B drug-induced liver injury

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.