Annotations: 9U9N

Solution structure of the Human Prostate stem cell antigen (PSCA), water-soluble domain

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Clenterotox	e9u9nA1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Clenterotox	ECOD (v295.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00021	u-PAR/Ly-6 domain (UPAR_LY6)	u-PAR/Ly-6 domain	This extracellular disulphide bond rich domain is related to Pfam:PF00087.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Prostate stem cell antigen	protein binding binding signaling receptor binding acetylcholine receptor binding neurotransmitter receptor regulator activity acetylcholine receptor regulator activity molecular function regulator activity signaling receptor regulator activity	cellular response to stimulus regulation of cellular process 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 cellular response to stimulus regulation of cellular process 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 biological process regulation of signaling negative regulation of response to stimulus biological regulation regulation of MAPK cascade negative regulation of signal transduction negative regulation of ERK1 and ERK2 cascade regulation of response to stimulus MAPK cascade regulation of cell communication cellular process ERK1 and ERK2 cascade regulation of ERK1 and ERK2 cascade negative regulation of MAPK cascade regulation of signaling receptor activity regulation of molecular function regulation of neurotransmitter receptor activity cellular response to nitrogen compound cellular response to acetylcholine response to oxygen-containing compound cell-cell signaling response to nitrogen compound acetylcholine receptor signaling pathway postsynaptic signal transduction cellular response to oxygen-containing compound cellular response to chemical stimulus synaptic signaling response to chemical response to acetylcholine	cellular anatomical structure extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle vesicle extracellular membrane-bounded organelle synapse cell junction cell periphery plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR035076	Snake toxin/toxin-like	Domain
A	IPR045860	Snake toxin-like superfamily	Homologous Superfamily
A	IPR016054	Ly-6 antigen/uPA receptor-like	Domain
A	IPR051110	Ly-6/neurotoxin-like_GPI-ap	Unknown

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	: O43653	duodenal ulcer leather-bottle stomach prostate cancer urinary bladder cancer chronic atrophic gastritis gastric neoplasm hereditary diffuse gastric adenocarcinoma precancerous condition Prostatic Neoplasms urinary bladder neoplasm gastric cancer psoriasis gastric carcinoma Helicobacter pylori infectious disease