Annotations: 4A6K

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D		e4a6kD3	A: a/b three-layered sandwiches	X: DEATH domain	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F:	ECOD (v294.1)
C		e4a6kC3	A: a/b three-layered sandwiches	X: DEATH domain	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F:	ECOD (v294.1)
B		e4a6kB3	A: a/b three-layered sandwiches	X: DEATH domain	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F:	ECOD (v294.1)
A	SOS1_NGEF_PH	e4a6kA2	A: a/b three-layered sandwiches	X: POZ domain	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: SOS1_NGEF_PH	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	2.30.29.30	Mainly Beta	Roll	PH-domain like	Pleckstrin-homology domain (PH domain)/Phosphotyrosine-binding domain (PTB)	CATH (4.3.0)
C	2.30.29.30	Mainly Beta	Roll	PH-domain like	Pleckstrin-homology domain (PH domain)/Phosphotyrosine-binding domain (PTB)	CATH (4.3.0)
B	2.30.29.30	Mainly Beta	Roll	PH-domain like	Pleckstrin-homology domain (PH domain)/Phosphotyrosine-binding domain (PTB)	CATH (4.3.0)
A	2.30.29.30	Mainly Beta	Roll	PH-domain like	Pleckstrin-homology domain (PH domain)/Phosphotyrosine-binding domain (PTB)	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00169	PH domain (PH)	PH domain	PH stands for pleckstrin homology.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	PHOSPHATIDYLINOSITOL 4,5-BISPHOSPHATE-BINDING PROTEIN SLM1	ion binding binding phosphatidylinositol-4,5-bisphosphate binding anion binding phosphatidylinositol bisphosphate binding phospholipid binding lipid binding phosphatidylinositol phosphate binding small molecule binding sphingolipid binding identical protein binding protein binding	sphingolipid metabolic process primary metabolic process metabolic process cellular process lipid metabolic process localization cellular localization transport establishment of localization in cell intracellular transport establishment of localization vesicle-mediated transport endosomal transport cellular component organization sphingolipid metabolic process primary metabolic process metabolic process cellular process lipid metabolic process localization cellular localization transport establishment of localization in cell intracellular transport establishment of localization vesicle-mediated transport endosomal transport cellular component organization establishment or maintenance of actin cytoskeleton polarity organelle organization establishment or maintenance of cytoskeleton polarity actin cytoskeleton organization actin filament-based process cellular component organization or biogenesis establishment or maintenance of cell polarity cytoskeleton organization cellular response to stimulus TOR signaling regulation of biological process regulation of cellular process response to stimulus signaling biological regulation intracellular signal transduction cell communication signal transduction regulation of growth regulation of cellular component organization growth regulation of cell growth cell growth protein localization to cell periphery protein localization to plasma membrane macromolecule localization intracellular protein localization localization within membrane protein localization to membrane actin filament organization cellular component biogenesis cellular component assembly actin filament bundle organization actin filament bundle assembly supramolecular fiber organization eisosome assembly	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle cell periphery plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR001849	Pleckstrin homology domain	Domain
A, B, C, D	IPR043453	Slm1, PH domain	Domain
A, B, C, D	IPR046869	SLM1/RGC1-like, PH domain	Domain
A, B, C, D	IPR027267	AH/BAR domain superfamily	Homologous Superfamily
A, B, C, D	IPR011993	PH-like domain superfamily	Homologous Superfamily
A, B, C, D	IPR046868	SLM1/RGC1-like, BAR-like 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.