ID   HTPG_NITOC              Reviewed;         634 AA.
AC   Q3JAF6;
DT   21-FEB-2006, integrated into UniProtKB/Swiss-Prot.
DT   08-NOV-2005, sequence version 1.
DT   25-MAY-2022, entry version 92.
DE   RecName: Full=Chaperone protein HtpG {ECO:0000255|HAMAP-Rule:MF_00505};
DE   AltName: Full=Heat shock protein HtpG {ECO:0000255|HAMAP-Rule:MF_00505};
DE   AltName: Full=High temperature protein G {ECO:0000255|HAMAP-Rule:MF_00505};
GN   Name=htpG {ECO:0000255|HAMAP-Rule:MF_00505}; OrderedLocusNames=Noc_1718;
OS   Nitrosococcus oceani (strain ATCC 19707 / BCRC 17464 / JCM 30415 / NCIMB
OS   11848 / C-107).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Chromatiales; Chromatiaceae;
OC   Nitrosococcus.
OX   NCBI_TaxID=323261;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 19707 / BCRC 17464 / JCM 30415 / NCIMB 11848 / C-107;
RX   PubMed=16957257; DOI=10.1128/aem.00463-06;
RA   Klotz M.G., Arp D.J., Chain P.S.G., El-Sheikh A.F., Hauser L.J.,
RA   Hommes N.G., Larimer F.W., Malfatti S.A., Norton J.M., Poret-Peterson A.T.,
RA   Vergez L.M., Ward B.B.;
RT   "Complete genome sequence of the marine, chemolithoautotrophic, ammonia-
RT   oxidizing bacterium Nitrosococcus oceani ATCC 19707.";
RL   Appl. Environ. Microbiol. 72:6299-6315(2006).
CC   -!- FUNCTION: Molecular chaperone. Has ATPase activity. {ECO:0000255|HAMAP-
CC       Rule:MF_00505}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00505}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00505}.
CC   -!- SIMILARITY: Belongs to the heat shock protein 90 family.
CC       {ECO:0000255|HAMAP-Rule:MF_00505}.
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DR   EMBL; CP000127; ABA58190.1; -; Genomic_DNA.
DR   RefSeq; WP_002810621.1; NC_007484.1.
DR   AlphaFoldDB; Q3JAF6; -.
DR   SMR; Q3JAF6; -.
DR   STRING; 323261.Noc_1718; -.
DR   EnsemblBacteria; ABA58190; ABA58190; Noc_1718.
DR   KEGG; noc:Noc_1718; -.
DR   eggNOG; COG0326; Bacteria.
DR   HOGENOM; CLU_006684_3_0_6; -.
DR   OMA; MRRMKEM; -.
DR   OrthoDB; 246194at2; -.
DR   Proteomes; UP000006838; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0016887; F:ATP hydrolysis activity; IEA:InterPro.
DR   GO; GO:0051082; F:unfolded protein binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0006457; P:protein folding; IEA:UniProtKB-UniRule.
DR   Gene3D; 1.20.120.790; -; 1.
DR   Gene3D; 3.30.565.10; -; 1.
DR   HAMAP; MF_00505; HSP90; 1.
DR   InterPro; IPR003594; HATPase_C.
DR   InterPro; IPR036890; HATPase_C_sf.
DR   InterPro; IPR019805; Heat_shock_protein_90_CS.
DR   InterPro; IPR037196; HSP90_C.
DR   InterPro; IPR001404; Hsp90_fam.
DR   InterPro; IPR020575; Hsp90_N.
DR   InterPro; IPR020568; Ribosomal_S5_D2-typ_fold.
DR   PANTHER; PTHR11528; PTHR11528; 1.
DR   Pfam; PF02518; HATPase_c; 1.
DR   Pfam; PF00183; HSP90; 1.
DR   PIRSF; PIRSF002583; Hsp90; 1.
DR   PRINTS; PR00775; HEATSHOCK90.
DR   SMART; SM00387; HATPase_c; 1.
DR   SUPFAM; SSF110942; SSF110942; 1.
DR   SUPFAM; SSF54211; SSF54211; 1.
DR   SUPFAM; SSF55874; SSF55874; 1.
DR   PROSITE; PS00298; HSP90; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Chaperone; Cytoplasm; Nucleotide-binding; Reference proteome;
KW   Stress response.
FT   CHAIN           1..634
FT                   /note="Chaperone protein HtpG"
FT                   /id="PRO_0000224218"
FT   REGION          1..342
FT                   /note="A; substrate-binding"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00505"
FT   REGION          343..559
FT                   /note="B"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00505"
FT   REGION          560..634
FT                   /note="C"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00505"
SQ   SEQUENCE   634 AA;  72310 MW;  3DC762BD985F51C5 CRC64;
     MTVASHKETL GFQTEVKQLL NLMIHALYSN KEIFLRELIS NGADAADKLR FEALTDDALY
     EDDSALHIRL SYDKDKRTLT IADNGIGMGR QEVVENIGTI AKSGTRAFLE SLSGDQAKDA
     RLIGQFGVGF YSAFIVADKV VLETRRAGFG PEHGVRWESG GAGDYTIETI EKATRGTVVT
     LHLREGEDEF LDGWRLRHIV TRYSDHIDLP IEIKREIGDE EKSEENGEEW EQINKATALW
     TLPKNDIKEE EYQAFYKHVA HDFEDPLAWT HNRVEGKLEY TSLLFIPPRA PFDLWERDRT
     QGIKLYVQRV FIMDDTEQLM PRYLRFVRGV VDSNDLPLNI SREILQNNRV IDSIRAGSVK
     KILGLLEDMA KHEAKKYQSF WKEFGQVMKE GVGEDSGNRE QIARLLRFAS THHDTAEQTV
     SLADYLSRMK EGQDKIYYIT ADSFPAAKSS PHLEVFRKKG IEVLLLSDRV DEWLVASLPE
     FEGKSLQSVT KGELDLGHLE DEQEKQQQKE VEEDFQNLVE RVKNNLGDKV KEVRVTHRLT
     DSPVCLVVEQ HDMSGYLERL LKEAGQQAPH IQPILELNPA HPIIARLKGE ESEENFGDWA
     HLLFEQALLA EGGRLEEPAL FVKRLNSLLL AMAD