SECA_VIBPA
ID SECA_VIBPA Reviewed; 908 AA.
AC Q87SF7;
DT 26-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT 01-JUN-2003, sequence version 1.
DT 03-AUG-2022, entry version 113.
DE RecName: Full=Protein translocase subunit SecA {ECO:0000255|HAMAP-Rule:MF_01382};
DE EC=7.4.2.8 {ECO:0000255|HAMAP-Rule:MF_01382};
GN Name=secA {ECO:0000255|HAMAP-Rule:MF_01382}; OrderedLocusNames=VP0467;
OS Vibrio parahaemolyticus serotype O3:K6 (strain RIMD 2210633).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Vibrio.
OX NCBI_TaxID=223926;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=RIMD 2210633;
RX PubMed=12620739; DOI=10.1016/s0140-6736(03)12659-1;
RA Makino K., Oshima K., Kurokawa K., Yokoyama K., Uda T., Tagomori K.,
RA Iijima Y., Najima M., Nakano M., Yamashita A., Kubota Y., Kimura S.,
RA Yasunaga T., Honda T., Shinagawa H., Hattori M., Iida T.;
RT "Genome sequence of Vibrio parahaemolyticus: a pathogenic mechanism
RT distinct from that of V. cholerae.";
RL Lancet 361:743-749(2003).
CC -!- FUNCTION: Part of the Sec protein translocase complex. Interacts with
CC the SecYEG preprotein conducting channel. Has a central role in
CC coupling the hydrolysis of ATP to the transfer of proteins into and
CC across the cell membrane, serving both as a receptor for the
CC preprotein-SecB complex and as an ATP-driven molecular motor driving
CC the stepwise translocation of polypeptide chains across the membrane.
CC {ECO:0000255|HAMAP-Rule:MF_01382}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + H2O + cellular proteinSide 1 = ADP + phosphate +
CC cellular proteinSide 2.; EC=7.4.2.8; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01382};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01382};
CC Note=May bind 1 zinc ion per subunit. {ECO:0000255|HAMAP-
CC Rule:MF_01382};
CC -!- SUBUNIT: Monomer and homodimer. Part of the essential Sec protein
CC translocation apparatus which comprises SecA, SecYEG and auxiliary
CC proteins SecDF-YajC and YidC. {ECO:0000255|HAMAP-Rule:MF_01382}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC Rule:MF_01382}; Peripheral membrane protein {ECO:0000255|HAMAP-
CC Rule:MF_01382}; Cytoplasmic side {ECO:0000255|HAMAP-Rule:MF_01382}.
CC Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01382}. Note=Distribution is 50-
CC 50. {ECO:0000255|HAMAP-Rule:MF_01382}.
CC -!- SIMILARITY: Belongs to the SecA family. {ECO:0000255|HAMAP-
CC Rule:MF_01382}.
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DR EMBL; BA000031; BAC58730.1; -; Genomic_DNA.
DR RefSeq; NP_796846.1; NC_004603.1.
DR RefSeq; WP_005461206.1; NC_004603.1.
DR AlphaFoldDB; Q87SF7; -.
DR SMR; Q87SF7; -.
DR STRING; 223926.28805450; -.
DR EnsemblBacteria; BAC58730; BAC58730; BAC58730.
DR GeneID; 1187935; -.
DR KEGG; vpa:VP0467; -.
DR PATRIC; fig|223926.6.peg.445; -.
DR eggNOG; COG0653; Bacteria.
DR HOGENOM; CLU_005314_3_0_6; -.
DR OMA; MVHYDVQ; -.
DR Proteomes; UP000002493; Chromosome 1.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0008564; F:protein-exporting ATPase activity; IEA:UniProtKB-EC.
DR GO; GO:0065002; P:intracellular protein transmembrane transport; IEA:UniProtKB-UniRule.
DR GO; GO:0017038; P:protein import; IEA:InterPro.
DR GO; GO:0006605; P:protein targeting; IEA:UniProtKB-UniRule.
DR CDD; cd18803; SF2_C_secA; 1.
DR Gene3D; 3.40.50.300; -; 2.
DR HAMAP; MF_01382; SecA; 1.
DR InterPro; IPR014001; Helicase_ATP-bd.
DR InterPro; IPR001650; Helicase_C.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR004027; SEC_C_motif.
DR InterPro; IPR000185; SecA.
DR InterPro; IPR020937; SecA_CS.
DR InterPro; IPR011115; SecA_DEAD.
DR InterPro; IPR014018; SecA_motor_DEAD.
DR InterPro; IPR011130; SecA_preprotein_X-link_dom.
DR InterPro; IPR044722; SecA_SF2_C.
DR InterPro; IPR011116; SecA_Wing/Scaffold.
DR InterPro; IPR036266; SecA_Wing/Scaffold_sf.
DR InterPro; IPR036670; SecA_X-link_sf.
DR PANTHER; PTHR30612; PTHR30612; 1.
DR Pfam; PF02810; SEC-C; 1.
DR Pfam; PF07517; SecA_DEAD; 1.
DR Pfam; PF01043; SecA_PP_bind; 1.
DR Pfam; PF07516; SecA_SW; 1.
DR PRINTS; PR00906; SECA.
DR SMART; SM00957; SecA_DEAD; 1.
DR SMART; SM00958; SecA_PP_bind; 1.
DR SUPFAM; SSF52540; SSF52540; 2.
DR SUPFAM; SSF81767; SSF81767; 1.
DR SUPFAM; SSF81886; SSF81886; 1.
DR TIGRFAMs; TIGR00963; secA; 1.
DR PROSITE; PS01312; SECA; 1.
DR PROSITE; PS51196; SECA_MOTOR_DEAD; 1.
PE 3: Inferred from homology;
KW ATP-binding; Cell inner membrane; Cell membrane; Cytoplasm; Membrane;
KW Metal-binding; Nucleotide-binding; Protein transport; Reference proteome;
KW Translocase; Translocation; Transport; Zinc.
FT CHAIN 1..908
FT /note="Protein translocase subunit SecA"
FT /id="PRO_0000321035"
FT REGION 834..908
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 834..852
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 875..889
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 87
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01382"
FT BINDING 105..109
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01382"
FT BINDING 513
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01382"
FT BINDING 892
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01382"
FT BINDING 894
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01382"
FT BINDING 903
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01382"
FT BINDING 904
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01382"
SQ SEQUENCE 908 AA; 103172 MW; 691A64D346FC3B67 CRC64;
MITKLLTKVI GSRNDRTLRR LRKIVKEINN YEPTFEALSD EELKAKTVEF RERLEQGETL
DKLLPEAFAT VREASKRVYG MRHFDVQLIG GMVLNAGQIA EMRTGEGKTL TATLPAYLNA
LPGKGVHVVT VNDYLAKRDA ETNRPLFEFL GMTVGVNVPN MPPQAKKEAY QADILYGTNN
EFGFDYLRDN MAFRNEDRVQ RERFFAVVDE VDSILIDEAR TPLIISGPAE DSSELYTRIN
LLIPHLQKQD KEDSEEYRGD GHYTVDEKSK QVHLTETGQE YVEELLVKNG LMEEGDTLYS
PANISLLHHV NAALRAHVLF ERNVDYIVND DGEVVIVDEH TGRTMPGRRW SEGLHQAVEA
KEGVKIQNEN QTLASITFQN YFRLYEKLSG MTGTADTEAF EFQSIYGLET VVIPTNKPMI
RNDMPDVVYR TEAEKFAAII EDIKERVAKG QPTLVGTVSI EKSELLSNAL KKAKIKHNVL
NAKFHEKEAE IVAEAGMPGA VTIATNMAGR GTDIVLGGSW QAKVESLQDP TKEQIDAIKA
EWKKVHDQVL DAGGLHIIGT ERHESRRIDN QLRGRSGRQG DAGSSRFYLS MEDSLLRIFT
SDRMASLIQS GMEEGEAIES KMLSRSIEKA QRKVEGRNFD IRKQLLEYDD VANDQRKVVY
ELRDELMNVD DISDMIEQNR EDVLTAIIDE YIPPQSLEDM WDVEGLQERL KADFDLDAPI
KQWLEEDDKL YEEALREKII SLAVEVYKAK EEVVGAQVLR NFEKSVMLQT LDTLWKEHLA
AMDHLRQGIH LRGYAQKNPK QEYKRESFEL FEGLLEALKT DVITVLSRVR VQQQEEVERM
EEQRRAQAEE AARRAQAQHA AAENQLADGE ESEGSNQPVV RDERKVGRNE PCPCGSGKKY
KQCHGQIN
