3QGL | pdb_00003qgl

Crystal Structure of PDZ domain of sorting nexin 27 (SNX27) in complex with the ESESKV peptide corresponding to the C-terminal tail of GIRK3

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
I [auth E]	SCOP2B Superfamily	PDZ domain-like	8062276	3000388	SCOP2B (2022-06-29)
G [auth D]	SCOP2B Superfamily	PDZ domain-like	8062276	3000388	SCOP2B (2022-06-29)
E [auth C]	SCOP2B Superfamily	PDZ domain-like	8062276	3000388	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	PDZ domain-like	8062276	3000388	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	PDZ domain-like	8062276	3000388	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)
I [auth E]		e3qglE1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Pkinase,Pkinase_C	F:	ECOD (20:10:01)
G [auth D]		e3qglD1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Pkinase,Pkinase_C	F:	ECOD (20:10:01)
E [auth C]		e3qglC1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Pkinase,Pkinase_C	F:	ECOD (20:10:01)
C [auth B]		e3qglB1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Pkinase,Pkinase_C	F:	ECOD (20:10:01)
A		e3qglA1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Pkinase,Pkinase_C	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
I [auth E]	2.30.42.10	Mainly Beta	Roll	Pdz3 Domain	PDZ domain	CATH (4.3.0)
G [auth D]	2.30.42.10	Mainly Beta	Roll	Pdz3 Domain	PDZ domain	CATH (4.3.0)
E [auth C]	2.30.42.10	Mainly Beta	Roll	Pdz3 Domain	PDZ domain	CATH (4.3.0)
C [auth B]	2.30.42.10	Mainly Beta	Roll	Pdz3 Domain	PDZ domain	CATH (4.3.0)
A	2.30.42.10	Mainly Beta	Roll	Pdz3 Domain	PDZ domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C [auth B], E [auth C], G [auth D], I [auth E]	PF00595	PDZ domain (PDZ)	PDZ domain	PDZ domains are found in diverse signaling proteins.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B [auth F], D [auth G], F [auth H], H [auth I], J	G protein-activated inward rectifier potassium channel 3	protein binding binding PDZ domain binding protein domain specific binding inward rectifier potassium channel activity monoatomic cation transmembrane transporter activity gated channel activity monoatomic ion channel activity potassium ion transmembrane transporter activity voltage-gated channel activity voltage-gated monoatomic ion channel activity potassium channel activity voltage-gated monoatomic cation channel activity ligand-gated channel activity protein binding binding PDZ domain binding protein domain specific binding inward rectifier potassium channel activity monoatomic cation transmembrane transporter activity gated channel activity monoatomic ion channel activity potassium ion transmembrane transporter activity voltage-gated channel activity voltage-gated monoatomic ion channel activity potassium channel activity voltage-gated monoatomic cation channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity monoatomic cation channel activity passive transmembrane transporter activity voltage-gated potassium channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity G-protein activated inward rectifier potassium channel activity metal ion transmembrane transporter activity ligand-gated monoatomic cation channel activity transmembrane transporter activity	biological regulation regulation of biological quality regulation of presynaptic membrane potential regulation of membrane potential regulation of localization regulation of biological process regulation of cellular process transport regulation of transport monoatomic ion transmembrane transport regulation of monoatomic ion transport regulation of monoatomic ion transmembrane transport establishment of localization transmembrane transport biological regulation regulation of biological quality regulation of presynaptic membrane potential regulation of membrane potential regulation of localization regulation of biological process regulation of cellular process transport regulation of transport monoatomic ion transmembrane transport regulation of monoatomic ion transport regulation of monoatomic ion transmembrane transport establishment of localization transmembrane transport localization regulation of transmembrane transport monoatomic ion transport cellular process import into cell import across plasma membrane potassium ion transmembrane transport inorganic cation import across plasma membrane metal ion transport monoatomic cation transmembrane transport inorganic ion import across plasma membrane potassium ion transport potassium ion import across plasma membrane monoatomic cation transport	cellular anatomical structure parallel fiber to Purkinje cell synapse synapse cell junction excitatory synapse voltage-gated potassium channel complex protein-containing complex plasma membrane protein complex membrane plasma membrane potassium channel complex membrane protein complex cation channel complex transporter complex cellular anatomical structure parallel fiber to Purkinje cell synapse synapse cell junction excitatory synapse voltage-gated potassium channel complex protein-containing complex plasma membrane protein complex membrane plasma membrane potassium channel complex membrane protein complex cation channel complex transporter complex cell periphery transmembrane transporter complex inward rectifier potassium channel complex monoatomic ion channel complex presynapse presynaptic membrane plasma membrane region synaptic membrane
A, C [auth B], E [auth C], G [auth D], I [auth E]	Sorting nexin-27	binding phospholipid binding lipid binding phosphatidylinositol binding ionotropic glutamate receptor binding protein binding signaling receptor binding glutamate receptor binding calcium-dependent protein binding phosphatidylinositol-3-phosphate binding phosphatidylinositol phosphate binding	positive regulation of AMPA glutamate receptor clustering regulation of localization regulation of postsynaptic membrane organization cellular localization positive regulation of cellular component organization regulation of cellular process regulation of cellular component organization regulation of protein localization regulation of AMPA glutamate receptor clustering positive regulation of postsynaptic membrane organization positive regulation of biological process cellular component organization localization receptor clustering positive regulation of AMPA glutamate receptor clustering regulation of localization regulation of postsynaptic membrane organization cellular localization positive regulation of cellular component organization regulation of cellular process regulation of cellular component organization regulation of protein localization regulation of AMPA glutamate receptor clustering positive regulation of postsynaptic membrane organization positive regulation of biological process cellular component organization localization receptor clustering cellular component organization or biogenesis synapse organization intracellular protein localization regulation of receptor clustering postsynaptic membrane organization regulation of protein localization to membrane positive regulation of cellular process membrane organization regulation of biological process postsynapse organization positive regulation of receptor clustering AMPA glutamate receptor clustering biological regulation positive regulation of protein localization to membrane glutamate receptor clustering neurotransmitter-gated ion channel clustering localization within membrane protein localization to membrane regulation of glutamate receptor clustering cell junction organization regulation of cellular localization macromolecule localization positive regulation of protein localization cellular process regulation of postsynaptic membrane neurotransmitter receptor levels regulation of biological quality transport endosome to lysosome transport intracellular transport lysosomal transport establishment of localization vesicle-mediated transport establishment of localization in cell vacuolar transport protein localization to cell periphery establishment of protein localization neurotransmitter receptor transport establishment of protein localization to membrane protein-containing complex localization vesicle-mediated transport to the plasma membrane neurotransmitter receptor transport to plasma membrane protein transport cellular response to endogenous stimulus cellular response to growth factor stimulus response to stimulus response to endogenous stimulus cellular response to nerve growth factor stimulus response to nerve growth factor response to growth factor cellular response to stimulus signaling signal transduction cell communication intracellular protein transport developmental process multicellular organismal process regulation of developmental process nervous system development developmental maturation synapse maturation regulation of synapse organization multicellular organism development regulation of synapse maturation anatomical structure development regulation of synapse structure or activity system development endosomal transport response to amine response to methamphetamine hydrochloride response to chemical response to nitrogen compound establishment of protein localization to plasma membrane endocytic recycling protein localization to plasma membrane endosome to plasma membrane protein transport	protein-containing complex cellular anatomical structure membrane membrane protein complex retromer complex endomembrane system intracellular anatomical structure WASH complex cytoplasm cytosol synapse cell junction glutamatergic synapse membrane-bounded organelle protein-containing complex cellular anatomical structure membrane membrane protein complex retromer complex endomembrane system intracellular anatomical structure WASH complex cytoplasm cytosol synapse cell junction glutamatergic synapse membrane-bounded organelle early endosome endosome intracellular vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle organelle vesicle cell periphery immunological synapse plasma membrane postsynaptic recycling endosome recycling endosome postsynaptic endosome postsynapse postsynaptic early endosome endosome membrane early endosome membrane cytoplasmic vesicle membrane bounding membrane of organelle vesicle membrane organelle membrane Schaffer collateral - CA1 synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth F], D [auth G], F [auth H], H [auth I], J	IPR041647	Inward rectifier potassium channel, C-terminal	Domain
B [auth F], D [auth G], F [auth H], H [auth I], J	IPR003276	Potassium channel, inwardly rectifying, Kir3.3	Family
B [auth F], D [auth G], F [auth H], H [auth I], J	IPR040445	Potassium channel, inwardly rectifying, transmembrane domain	Domain
B [auth F], D [auth G], F [auth H], H [auth I], J	IPR016449	Potassium channel, inwardly rectifying, Kir	Family
B [auth F], D [auth G], F [auth H], H [auth I], J	IPR014756	Immunoglobulin E-set	Homologous Superfamily
B [auth F], D [auth G], F [auth H], H [auth I], J	IPR013518	Potassium channel, inwardly rectifying, Kir, cytoplasmic	Homologous Superfamily
A, C [auth B], E [auth C], G [auth D], I [auth E]	IPR037835	SNX27, RA domain	Domain
A, C [auth B], E [auth C], G [auth D], I [auth E]	IPR001683	Phox homology	Domain
A, C [auth B], E [auth C], G [auth D], I [auth E]	IPR000159	Ras-associating domain	Domain
A, C [auth B], E [auth C], G [auth D], I [auth E]	IPR037827	SNX27, atypical FERM-like domain	Domain
A, C [auth B], E [auth C], G [auth D], I [auth E]	IPR037833	SNX27, PX domain	Domain
A, C [auth B], E [auth C], G [auth D], I [auth E]	IPR036034	PDZ superfamily	Homologous Superfamily
A, C [auth B], E [auth C], G [auth D], I [auth E]	IPR036871	PX domain superfamily	Homologous Superfamily
A, C [auth B], E [auth C], G [auth D], I [auth E]	IPR001478	PDZ domain	Domain
A, C [auth B], E [auth C], G [auth D], I [auth E]	IPR029071	Ubiquitin-like domain superfamily	Homologous Superfamily

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.