3ZN8

Structural Basis of Signal Sequence Surveillance and Selection by the SRP-SR Complex

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
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)
A	SCOP2B Superfamily	Simibi-like P-loop NTPases	8089712	3002018	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	SRP/SRP receptor N-terminal domain-like	8089711	3001834	SCOP2B (2022-06-29)
B [auth D]	SCOP2B Superfamily	SRP/SRP receptor N-terminal domain-like	8056574	3001834	SCOP2B (2022-06-29)
B [auth D]	SCOP2B Superfamily	Simibi-like P-loop NTPases	8056575	3002018	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	SRP54_N	e3zn8A1	A: alpha bundles	X: Domain of the SRP/SRP receptor G proteins-like	H: Domain of the SRP/SRP receptor G-proteins (From Topology)	T: Domain of the SRP/SRP receptor G-proteins	F: SRP54_N	ECOD (1.6)
A	SRP54	e3zn8A2	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: SRP54	ECOD (1.6)
B [auth D]	SRP54_N	e3zn8D1	A: alpha bundles	X: Domain of the SRP/SRP receptor G proteins-like	H: Domain of the SRP/SRP receptor G-proteins (From Topology)	T: Domain of the SRP/SRP receptor G-proteins	F: SRP54_N	ECOD (1.6)
B [auth D]	SRP54	e3zn8D2	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: SRP54	ECOD (1.6)
D [auth M]	SRP_SPB	e3zn8M1	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: SRP_SPB	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00448	SRP54-type protein, GTPase domain (SRP54)	SRP54-type protein, GTPase domain	This family includes relatives of the G-domain of the SRP54 family of proteins.	Domain
A	PF02881	SRP54-type protein, helical bundle domain (SRP54_N)	SRP54-type protein, helical bundle domain		Domain
B [auth D]	PF00448	SRP54-type protein, GTPase domain (SRP54)	SRP54-type protein, GTPase domain	This family includes relatives of the G-domain of the SRP54 family of proteins.	Domain
B [auth D]	PF02881	SRP54-type protein, helical bundle domain (SRP54_N)	SRP54-type protein, helical bundle domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	SIGNAL RECOGNITION PARTICLE PROTEIN	RNA binding 7S RNA binding binding nucleic acid binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity guanyl nucleotide binding GTP binding RNA binding 7S RNA binding binding nucleic acid binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding GTPase activity	protein localization establishment of protein localization cellular localization establishment of protein localization to membrane protein targeting localization within membrane protein localization to membrane establishment of localization protein targeting to membrane localization SRP-dependent cotranslational protein targeting to membrane establishment of protein localization to organelle cellular macromolecule localization macromolecule localization protein localization to organelle protein localization establishment of protein localization cellular localization establishment of protein localization to membrane protein targeting localization within membrane protein localization to membrane establishment of localization protein targeting to membrane localization SRP-dependent cotranslational protein targeting to membrane establishment of protein localization to organelle cellular macromolecule localization macromolecule localization protein localization to organelle cotranslational protein targeting to membrane cellular process establishment of protein localization to endoplasmic reticulum protein localization to endoplasmic reticulum protein targeting to ER	signal recognition particle protein-containing complex cellular anatomical structure intracellular anatomical structure ribonucleoprotein complex cytoplasm
B [auth D]	SIGNAL RECOGNITION PARTICLE RECEPTOR FTSY	ribonucleoprotein complex binding protein-containing complex binding binding signal recognition particle binding identical protein binding protein binding protein homodimerization activity protein dimerization activity pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides ribonucleoprotein complex binding protein-containing complex binding binding signal recognition particle binding identical protein binding protein binding protein homodimerization activity protein dimerization activity pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding GTPase activity	cellular response to stimulus cellular response to nutrient levels response to nutrient levels response to stimulus cellular response to stress response to stress stringent response cellular process response to starvation cellular response to starvation protein localization establishment of protein localization cellular localization establishment of protein localization to membrane cellular response to stimulus cellular response to nutrient levels response to nutrient levels response to stimulus cellular response to stress response to stress stringent response cellular process response to starvation cellular response to starvation protein localization establishment of protein localization cellular localization establishment of protein localization to membrane protein targeting localization within membrane protein localization to membrane establishment of localization protein targeting to membrane localization SRP-dependent cotranslational protein targeting to membrane establishment of protein localization to organelle cellular macromolecule localization macromolecule localization protein localization to organelle cotranslational protein targeting to membrane establishment of protein localization to endoplasmic reticulum protein localization to endoplasmic reticulum protein targeting to ER	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane cytoplasmic side of plasma membrane cytoplasmic side of membrane side of membrane
C [auth G]	4.5 S RNA	-	-	-
D [auth M]	SIGNAL RECOGNITION PARTICLE 54 KDA PROTEIN	RNA binding 7S RNA binding binding nucleic acid binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity guanyl nucleotide binding GTP binding RNA binding 7S RNA binding binding nucleic acid binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding GTPase activity	protein localization establishment of protein localization cellular localization establishment of protein localization to membrane protein targeting localization within membrane protein localization to membrane establishment of localization protein targeting to membrane localization SRP-dependent cotranslational protein targeting to membrane establishment of protein localization to organelle cellular macromolecule localization macromolecule localization protein localization to organelle protein localization establishment of protein localization cellular localization establishment of protein localization to membrane protein targeting localization within membrane protein localization to membrane establishment of localization protein targeting to membrane localization SRP-dependent cotranslational protein targeting to membrane establishment of protein localization to organelle cellular macromolecule localization macromolecule localization protein localization to organelle cotranslational protein targeting to membrane cellular process establishment of protein localization to endoplasmic reticulum protein localization to endoplasmic reticulum protein targeting to ER	signal recognition particle protein-containing complex cellular anatomical structure intracellular anatomical structure ribonucleoprotein complex cytoplasm
E [auth S]	DIPEPTIDYL AMINOPEPTIDASE B	peptidase activity catalytic activity, acting on a protein dipeptidyl-peptidase activity hydrolase activity exopeptidase activity catalytic activity serine hydrolase activity serine-type peptidase activity serine-type endopeptidase activity endopeptidase activity aminopeptidase activity	primary metabolic process gene expression macromolecule biosynthetic process protein maturation biosynthetic process proteolysis protein processing metabolic process cellular process protein metabolic process macromolecule metabolic process	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 cell periphery plasma membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000897	Signal recognition particle, SRP54 subunit, GTPase domain	Domain
A	IPR022941	Signal recognition particle, SRP54 subunit	Family
A	IPR036225	SRP/SRP receptor, N-terminal	Homologous Superfamily
A	IPR004125	Signal recognition particle, SRP54 subunit, M-domain	Domain
A	IPR042101	Signal recognition particle SRP54, N-terminal domain superfamily	Homologous Superfamily
A	IPR003593	AAA+ ATPase domain	Domain
A	IPR004780	Signal recognition particle protein	Family
A	IPR013822	Signal recognition particle SRP54, helical bundle	Domain
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR036891	Signal recognition particle, SRP54 subunit, M-domain superfamily	Homologous Superfamily
B [auth D]	IPR004390	Signal-recognition particle receptor FtsY	Family
B [auth D]	IPR000897	Signal recognition particle, SRP54 subunit, GTPase domain	Domain
B [auth D]	IPR036225	SRP/SRP receptor, N-terminal	Homologous Superfamily
B [auth D]	IPR042101	Signal recognition particle SRP54, N-terminal domain superfamily	Homologous Superfamily
B [auth D]	IPR003593	AAA+ ATPase domain	Domain
B [auth D]	IPR013822	Signal recognition particle SRP54, helical bundle	Domain
B [auth D]	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
D [auth M]	IPR000897	Signal recognition particle, SRP54 subunit, GTPase domain	Domain
D [auth M]	IPR022941	Signal recognition particle, SRP54 subunit	Family
D [auth M]	IPR036225	SRP/SRP receptor, N-terminal	Homologous Superfamily
D [auth M]	IPR004125	Signal recognition particle, SRP54 subunit, M-domain	Domain
D [auth M]	IPR042101	Signal recognition particle SRP54, N-terminal domain superfamily	Homologous Superfamily
D [auth M]	IPR003593	AAA+ ATPase domain	Domain
D [auth M]	IPR013822	Signal recognition particle SRP54, helical bundle	Domain
D [auth M]	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
D [auth M]	IPR036891	Signal recognition particle, SRP54 subunit, M-domain superfamily	Homologous Superfamily
E [auth S]	IPR001375	Peptidase S9, prolyl oligopeptidase, catalytic domain	Domain
E [auth S]	IPR002471	Peptidase S9, serine active site	Active Site
E [auth S]	IPR002469	Dipeptidylpeptidase IV, N-terminal domain	Domain
E [auth S]	IPR050278	Serine protease S9B/DPPIV	Family
E [auth S]	IPR029058	Alpha/Beta hydrolase fold	Homologous Superfamily