Annotations: 3SUZ

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	PH domain-like	8084184	3000134	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		e3suzA01	A: a/b three-layered sandwiches	X: Rossmann-like	H: P-loop domains-related	T: ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase	F:	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.30.29.30	Mainly Beta	Roll	PH-domain like	Pleckstrin-homology domain (PH domain)/Phosphotyrosine-binding domain (PTB)	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	PF00595	PDZ domain (PDZ)	PDZ domain	PDZ domains are found in diverse signaling proteins.	Domain
A	PF00640	Phosphotyrosine interaction domain (PTB/PID) (PID)	Phosphotyrosine interaction domain (PTB/PID)		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Amyloid beta A4 precursor protein-binding family A member 2	ion binding binding phosphatidylinositol-4,5-bisphosphate binding anion binding phosphatidylinositol bisphosphate binding phospholipid binding lipid binding phosphatidylinositol phosphate binding small molecule binding amyloid-beta binding peptide binding identical protein binding protein binding	behavior multicellular organismal process locomotory behavior trans-synaptic signaling regulation of biological process regulation of signaling regulation of cellular process modulation of chemical synaptic transmission signaling biological regulation cell-cell signaling presynaptic modulation of chemical synaptic transmission chemical synaptic transmission cell communication behavior multicellular organismal process locomotory behavior trans-synaptic signaling regulation of biological process regulation of signaling regulation of cellular process modulation of chemical synaptic transmission signaling biological regulation cell-cell signaling presynaptic modulation of chemical synaptic transmission chemical synaptic transmission cell communication synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication cellular process localization establishment of protein localization protein transport transport macromolecule localization intracellular protein localization establishment of localization regulation of biosynthetic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of gene expression biosynthetic process regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process cellular localization regulated exocytosis synaptic vesicle cycle synaptic vesicle exocytosis vesicle-mediated transport vesicle-mediated transport in synapse secretion by cell signal release establishment of localization in cell neurotransmitter secretion secretion export from cell neurotransmitter transport signal release from synapse exocytosis developmental process multicellular organism growth developmental growth growth multicellular organism development embryo development ending in birth or egg hatching chordate embryonic development anatomical structure development embryo development in utero embryonic development	neuron spine synapse neuron projection dendritic spine plasma membrane bounded cell projection somatodendritic compartment cell projection postsynapse cellular anatomical structure cell junction dendrite dendritic tree intracellular anatomical structure cytoplasm neuron spine synapse neuron projection dendritic spine plasma membrane bounded cell projection somatodendritic compartment cell projection postsynapse cellular anatomical structure cell junction dendrite dendritic tree intracellular anatomical structure cytoplasm cytosol Schaffer collateral - CA1 synapse cell periphery plasma membrane membrane presynapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR006020	PTB/PI domain	Domain
A	IPR036034	PDZ superfamily	Homologous Superfamily
A	IPR051230	Amyloid-beta A4 Precursor Protein-Binding	Family
A	IPR011993	PH-like domain superfamily	Homologous Superfamily
A	IPR001478	PDZ domain	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.