Annotations: 4WPC

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	FCH	e4wpcB1	A: alpha duplicates or obligate multimers	X: BAR/IMD domain-like	H: BAR/IMD domain-like (From Topology)	T: BAR/IMD domain-like	F: FCH	ECOD (1.6)
A	FCH	e4wpcA1	A: alpha duplicates or obligate multimers	X: BAR/IMD domain-like	H: BAR/IMD domain-like (From Topology)	T: BAR/IMD domain-like	F: FCH	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.20.1270.60	Mainly Alpha	Up-down Bundle	Substrate Binding Domain Of Dnak	Chain:A	CATH (4.3.0)
A	1.20.1270.60	Mainly Alpha	Up-down Bundle	Substrate Binding Domain Of Dnak	Chain:A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00611	Fes/CIP4, and EFC/F-BAR homology domain (FCH)	Fes/CIP4, and EFC/F-BAR homology domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	RHO GTPase-activating protein RGD1	phosphatidylinositol-3,5-bisphosphate binding binding ion binding anion binding phosphatidylinositol bisphosphate binding phospholipid binding lipid binding phosphatidylinositol phosphate binding phosphatidylinositol binding small molecule binding GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity phosphatidylinositol-3,5-bisphosphate binding binding ion binding anion binding phosphatidylinositol bisphosphate binding phospholipid binding lipid binding phosphatidylinositol phosphate binding phosphatidylinositol binding small molecule binding GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity molecular function regulator activity phosphatidylinositol-4,5-bisphosphate binding phosphatidylinositol-4-phosphate binding phosphatidylinositol-5-phosphate binding phosphatidylinositol-3-phosphate binding identical protein binding protein binding	establishment of cell polarity cellular process establishment or maintenance of cell polarity cellular component organization organelle organization actin cytoskeleton organization actin filament-based process cellular component organization or biogenesis cytoskeleton organization response to stimulus response to pH response to abiotic stimulus response to acidic pH response to osmotic stress establishment of cell polarity cellular process establishment or maintenance of cell polarity cellular component organization organelle organization actin cytoskeleton organization actin filament-based process cellular component organization or biogenesis cytoskeleton organization response to stimulus response to pH response to abiotic stimulus response to acidic pH response to osmotic stress response to stress cellular response to stimulus regulation of biological process small GTPase-mediated signal transduction regulation of cellular process signaling biological regulation intracellular signal transduction cell communication intracellular signaling cassette signal transduction septin ring organization septin cytoskeleton organization	cellular anatomical structure cell tip cell pole cell cortex intracellular anatomical structure cortical cytoskeleton intracellular membraneless organelle actin cytoskeleton cell periphery intracellular organelle endocytic patch cytoskeleton organelle membraneless organelle cellular anatomical structure cell tip cell pole cell cortex intracellular anatomical structure cortical cytoskeleton intracellular membraneless organelle actin cytoskeleton cell periphery intracellular organelle endocytic patch cytoskeleton organelle membraneless organelle cortical actin cytoskeleton actin cortical patch cytoplasm cell projection mating projection mating projection tip plasma membrane bounded cell projection site of polarized growth cell division site plasma membrane membrane cellular bud ascospore-type prospore prospore membrane intracellular immature spore

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR027267	AH/BAR domain superfamily	Homologous Superfamily
A, B	IPR008936	Rho GTPase activation protein	Homologous Superfamily
A, B	IPR050729	Rho GTPase-activating protein	Family
A, B	IPR031160	F-BAR domain	Domain
A, B	IPR000198	Rho GTPase-activating protein domain	Domain
A, B	IPR001060	FCH 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.