1OCU

Crystal structure of the yeast PX-domain protein Grd19p (sorting nexin 3) complexed to phosphatidylinosytol-3-phosphate.

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
Membrane Protein Annotation: OPM

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1ocua_	Alpha and beta proteins (a+b)	PX domain	PX domain	PX domain	Sorting nexin grd19	BAKER'S YEAST (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ],	SCOPe (2.08)
B	d1ocub_	Alpha and beta proteins (a+b)	PX domain	PX domain	PX domain	Sorting nexin grd19	BAKER'S YEAST (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	PX domain	8037402	3001006	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	PX domain	8037402	3001006	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	PX	e1ocuA1	A: a+b two layers	X: PX domain (From Topology)	H: PX domain (From Topology)	T: PX domain	F: PX	ECOD (1.6)
B	PX	e1ocuB1	A: a+b two layers	X: PX domain (From Topology)	H: PX domain (From Topology)	T: PX domain	F: PX	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.1520.10	Alpha Beta	2-Layer Sandwich	PX Domain	Phox-like domain	CATH (4.3.0)
B	3.30.1520.10	Alpha Beta	2-Layer Sandwich	PX Domain	Phox-like domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00787	PX domain (PX)	PX domain	PX domains bind to phosphoinositides.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	SORTING NEXIN	binding phospholipid binding lipid binding phosphatidylinositol-3-phosphate binding phosphatidylinositol phosphate binding phosphatidylinositol binding	cellular localization transport intracellular transport late endosome to Golgi transport establishment of localization vesicle-mediated transport endosomal transport localization cytosolic transport retrograde transport, endosome to Golgi establishment of localization in cell cellular process Golgi vesicle transport protein localization cellular localization transport intracellular transport late endosome to Golgi transport establishment of localization vesicle-mediated transport endosomal transport localization cytosolic transport retrograde transport, endosome to Golgi establishment of localization in cell cellular process Golgi vesicle transport protein localization cellular macromolecule localization macromolecule localization establishment of protein localization nitrogen compound transport protein transport localization within membrane endocytic recycling vesicle-mediated transport to the plasma membrane	vacuolar membrane membrane-bounded organelle storage vacuole intracellular anatomical structure membrane lytic vacuole vacuole intracellular membrane-bounded organelle fungal-type vacuole intracellular organelle lytic vacuole membrane bounding membrane of organelle cellular anatomical structure organelle vacuolar membrane membrane-bounded organelle storage vacuole intracellular anatomical structure membrane lytic vacuole vacuole intracellular membrane-bounded organelle fungal-type vacuole intracellular organelle lytic vacuole membrane bounding membrane of organelle cellular anatomical structure organelle cytoplasm organelle membrane fungal-type vacuole membrane protein-containing complex membrane protein complex retromer complex endomembrane system endosome intracellular vesicle cytoplasmic vesicle vesicle Golgi membrane Golgi apparatus endosome membrane early endosome early endosome membrane cytoplasmic vesicle membrane vesicle membrane cytosol protein-lipid complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001683	Phox homology	Domain
A, B	IPR036871	PX domain superfamily	Homologous Superfamily
A, B	IPR051074	Sorting Nexin	Family
A, B	IPR042138	Fungal SNX3, PX domain	Domain

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM				PX domain

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.