ID C9R889_AMMDK Unreviewed; 445 AA.
AC C9R889;
DT 24-NOV-2009, integrated into UniProtKB/TrEMBL.
DT 24-NOV-2009, sequence version 1.
DT 27-MAR-2024, entry version 72.
DE RecName: Full=Signal recognition particle protein {ECO:0000256|HAMAP-Rule:MF_00306};
DE EC=3.6.5.4 {ECO:0000256|HAMAP-Rule:MF_00306};
DE AltName: Full=Fifty-four homolog {ECO:0000256|HAMAP-Rule:MF_00306};
GN Name=ffh {ECO:0000256|HAMAP-Rule:MF_00306};
GN OrderedLocusNames=Adeg_1417 {ECO:0000313|EMBL:ACX52518.1};
OS Ammonifex degensii (strain DSM 10501 / KC4).
OC Bacteria; Bacillota; Clostridia; Thermoanaerobacterales;
OC Thermoanaerobacteraceae; Ammonifex.
OX NCBI_TaxID=429009 {ECO:0000313|EMBL:ACX52518.1, ECO:0000313|Proteomes:UP000002620};
RN [1] {ECO:0000313|EMBL:ACX52518.1, ECO:0000313|Proteomes:UP000002620}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 10501 / KC4 {ECO:0000313|Proteomes:UP000002620};
RG US DOE Joint Genome Institute;
RA Kerfeld C., Goodner B., Huber H., Stetter K., Lucas S., Copeland A.,
RA Lapidus A., Glavina del Rio T., Dalin E., Tice H., Bruce D., Goodwin L.,
RA Pitluck S., Saunders E., Brettin T., Detter J.C., Han C., Larimer F.,
RA Land M., Hauser L., Kyrpides N., Ovchinnikova G., Richardson P.;
RT "Complete sequence of chromosome of Ammonifex degensii KC4.";
RL Submitted (OCT-2009) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Involved in targeting and insertion of nascent membrane
CC proteins into the cytoplasmic membrane. Binds to the hydrophobic signal
CC sequence of the ribosome-nascent chain (RNC) as it emerges from the
CC ribosomes. The SRP-RNC complex is then targeted to the cytoplasmic
CC membrane where it interacts with the SRP receptor FtsY.
CC {ECO:0000256|HAMAP-Rule:MF_00306}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=GTP + H2O = GDP + H(+) + phosphate; Xref=Rhea:RHEA:19669,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:37565,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:58189; EC=3.6.5.4;
CC Evidence={ECO:0000256|ARBA:ARBA00035577, ECO:0000256|HAMAP-
CC Rule:MF_00306};
CC -!- SUBUNIT: Part of the signal recognition particle protein translocation
CC system, which is composed of SRP and FtsY. {ECO:0000256|HAMAP-
CC Rule:MF_00306}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00306}.
CC Note=The SRP-RNC complex is targeted to the cytoplasmic membrane.
CC {ECO:0000256|HAMAP-Rule:MF_00306}.
CC -!- DOMAIN: Composed of three domains: the N-terminal N domain, which is
CC responsible for interactions with the ribosome, the central G domain,
CC which binds GTP, and the C-terminal M domain, which binds the RNA and
CC the signal sequence of the RNC. {ECO:0000256|HAMAP-Rule:MF_00306}.
CC -!- SIMILARITY: Belongs to the GTP-binding SRP family. SRP54 subfamily.
CC {ECO:0000256|ARBA:ARBA00005450, ECO:0000256|HAMAP-Rule:MF_00306}.
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DR EMBL; CP001785; ACX52518.1; -; Genomic_DNA.
DR AlphaFoldDB; C9R889; -.
DR STRING; 429009.Adeg_1417; -.
DR KEGG; adg:Adeg_1417; -.
DR eggNOG; COG0541; Bacteria.
DR HOGENOM; CLU_009301_6_0_9; -.
DR Proteomes; UP000002620; Chromosome.
DR GO; GO:0048500; C:signal recognition particle; IEA:UniProtKB-UniRule.
DR GO; GO:0008312; F:7S RNA binding; IEA:InterPro.
DR GO; GO:0016887; F:ATP hydrolysis activity; IEA:InterPro.
DR GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003924; F:GTPase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006614; P:SRP-dependent cotranslational protein targeting to membrane; IEA:InterPro.
DR CDD; cd18539; SRP_G; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR Gene3D; 1.20.120.140; Signal recognition particle SRP54, nucleotide-binding domain; 1.
DR Gene3D; 1.10.260.30; Signal recognition particle, SRP54 subunit, M-domain; 1.
DR HAMAP; MF_00306; SRP54; 1.
DR InterPro; IPR003593; AAA+_ATPase.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR036891; Signal_recog_part_SRP54_M_sf.
DR InterPro; IPR013822; Signal_recog_particl_SRP54_hlx.
DR InterPro; IPR004125; Signal_recog_particle_SRP54_M.
DR InterPro; IPR004780; SRP.
DR InterPro; IPR022941; SRP54.
DR InterPro; IPR000897; SRP54_GTPase_dom.
DR InterPro; IPR042101; SRP54_N_sf.
DR NCBIfam; TIGR00959; ffh; 1.
DR PANTHER; PTHR11564:SF5; SIGNAL RECOGNITION PARTICLE 54 KDA PROTEIN; 1.
DR PANTHER; PTHR11564; SIGNAL RECOGNITION PARTICLE 54K PROTEIN SRP54; 1.
DR Pfam; PF00448; SRP54; 1.
DR Pfam; PF02881; SRP54_N; 1.
DR Pfam; PF02978; SRP_SPB; 1.
DR SMART; SM00382; AAA; 1.
DR SMART; SM00962; SRP54; 1.
DR SMART; SM00963; SRP54_N; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR SUPFAM; SSF47446; Signal peptide-binding domain; 1.
DR PROSITE; PS00300; SRP54; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00306};
KW GTP-binding {ECO:0000256|ARBA:ARBA00023134, ECO:0000256|HAMAP-
KW Rule:MF_00306};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_00306};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00306}; Reference proteome {ECO:0000313|Proteomes:UP000002620};
KW Ribonucleoprotein {ECO:0000256|ARBA:ARBA00023274, ECO:0000256|HAMAP-
KW Rule:MF_00306};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW Rule:MF_00306};
KW Signal recognition particle {ECO:0000256|ARBA:ARBA00023135,
KW ECO:0000256|HAMAP-Rule:MF_00306}.
FT DOMAIN 268..281
FT /note="SRP54-type proteins GTP-binding"
FT /evidence="ECO:0000259|PROSITE:PS00300"
FT BINDING 109..116
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00306"
FT BINDING 189..193
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00306"
FT BINDING 247..250
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00306"
SQ SEQUENCE 445 AA; 49647 MW; E75C69020191CE38 CRC64;
MGLFFGLTEK LQEVFKKLRN KGKLTEEDVN AALREIRLAL LEADVNYKVV KDFIARIKER
AVGQEVIQSL SPAHQVVKIV RDELVSLMGG QSARLNLAPK PPTVVMLVGL QGSGKTTTAA
KLALSLKKQG RRPLLVAADV YRPAAVKQLQ VLGEQIQVPV WSRPGNPVEI AASAMHEANH
KGYDVVIIDT AGRLHINEEL MQELEEIKAR VKPHEVLLVV DAMTGQDAVT VAETFHQRLG
LDGVVLTKLD GDTRGGAALS IRAVTGCPIK FVGVGEKLDM LEPFHPDRMA DRILGMGDVL
TLIEKAQSTI DAEQAAAMQK RLLSDDFNLE DFLEHLRQFR KMGPLEHILS LLPGFGGVKK
LKEELQFDEK ELIRVEAIIN SMTPEERRHP EIIDGSRKRR IARGSGTTVQ DVNRLLKQFE
QTKKLIRQFM GSKQLRKKRF PNLKF
//