ID A0A1S2L725_9BACI Unreviewed; 448 AA.
AC A0A1S2L725;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 05-FEB-2025, entry version 28.
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 ECO:0000313|EMBL:QOY34441.1};
GN ORFNames=AWH56_017160 {ECO:0000313|EMBL:QOY34441.1}, AWH56_19700
GN {ECO:0000313|EMBL:OIJ08134.1};
OS Anaerobacillus isosaccharinicus.
OC Bacteria; Bacillati; Bacillota; Bacilli; Bacillales; Bacillaceae;
OC Anaerobacillus.
OX NCBI_TaxID=1532552 {ECO:0000313|EMBL:OIJ08134.1, ECO:0000313|Proteomes:UP000180175};
RN [1] {ECO:0000313|EMBL:OIJ08134.1, ECO:0000313|Proteomes:UP000180175}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NB2006 {ECO:0000313|EMBL:OIJ08134.1,
RC ECO:0000313|Proteomes:UP000180175};
RA Bassil N.M., Lloyd J.R.;
RT "Draft genome sequences of four alkaliphilic bacteria belonging to the
RT Anaerobacillus genus.";
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:QOY34441.1, ECO:0000313|Proteomes:UP000180175}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NB2006 {ECO:0000313|EMBL:QOY34441.1,
RC ECO:0000313|Proteomes:UP000180175};
RX PubMed=28104661;
RA Bassil N.M., Lloyd J.R.;
RT "Draft Genome Sequences of Four Alkaliphilic Bacteria Belonging to the
RT Anaerobacillus Genus.";
RL Genome Announc. 5:e01493-16(2017).
RN [3] {ECO:0000313|EMBL:QOY34441.1, ECO:0000313|Proteomes:UP000180175}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NB2006 {ECO:0000313|EMBL:QOY34441.1,
RC ECO:0000313|Proteomes:UP000180175};
RX PubMed=29580368;
RA Bassil N.M., Lloyd J.R.;
RT "Anaerobacillus isosaccharinicus sp. nov., an alkaliphilic bacterium which
RT degrades isosaccharinic acid.";
RL Int. J. Syst. Evol. Microbiol. 69:3666-3671(2019).
RN [4] {ECO:0000313|EMBL:QOY34441.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=NB2006 {ECO:0000313|EMBL:QOY34441.1};
RA Bassil N.M., Lloyd J.R.;
RL Submitted (OCT-2020) 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 + phosphate + H(+); 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:ARBA00048027, 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; LQXD01000165; OIJ08134.1; -; Genomic_DNA.
DR EMBL; CP063356; QOY34441.1; -; Genomic_DNA.
DR RefSeq; WP_071318671.1; NZ_CP063356.1.
DR AlphaFoldDB; A0A1S2L725; -.
DR KEGG; aia:AWH56_017160; -.
DR OrthoDB; 9804720at2; -.
DR Proteomes; UP000180175; Chromosome.
DR Proteomes; UP000180175; Unassembled WGS sequence.
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 FunFam; 3.40.50.300:FF:000022; Signal recognition particle 54 kDa subunit; 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; SIGNAL RECOGNITION PARTICLE 54K PROTEIN SRP54; 1.
DR PANTHER; PTHR11564:SF5; SIGNAL RECOGNITION PARTICLE SUBUNIT 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:UP000180175};
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 270..283
FT /note="SRP54-type proteins GTP-binding"
FT /evidence="ECO:0000259|PROSITE:PS00300"
FT BINDING 108..115
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00306"
FT BINDING 191..195
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00306"
FT BINDING 249..252
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00306"
SQ SEQUENCE 448 AA; 49242 MW; 3991A6E9832221EE CRC64;
MAFEGLAERL QNTLNKIKGK GKVSEADVTA MMREVRLALL EADVNFKVVK EFIANVKERA
VGQEVLNSLT PGQQVIKVVN EELTKLMGGE QSKIAVAKKS PTVVMMVGLQ GAGKTTTTGK
LANHLRKSQN RKPLLVAGDI YRPAAIKQLE TLGEQLNMPV FSLGDKVSPV EIAKQAILKA
KEEHLDYVLI DTAGRLHVDE TLMGELQQIK EAVNPDEILL VVDAMTGQDA VNVAESFNEQ
LGLTGVVLTK LDGDTRGGAA LSVKAVTNTP IKFAGMGEKL DALEPFHPDR MASRILGMGD
VLTLIEKAQS NFDEEKAREL EKKMRTADIT FDDFLDQLAQ VRSMGPLDEL LGMMPGANKM
KGLKNVQVDE KQIGHIEAIV RSMTKKEKED PSILNGSRKK RIAKGSGTTI QEVNRLIKQF
DDMKKMMKQM SNMTGKGKKK GKFKFPFM
//