ID   YCIB_POLNA              Reviewed;         208 AA.
AC   A1VNB6;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   06-FEB-2007, sequence version 1.
DT   03-AUG-2022, entry version 73.
DE   RecName: Full=Inner membrane-spanning protein YciB {ECO:0000255|HAMAP-Rule:MF_00189};
GN   Name=yciB {ECO:0000255|HAMAP-Rule:MF_00189}; OrderedLocusNames=Pnap_1834;
OS   Polaromonas naphthalenivorans (strain CJ2).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC   Comamonadaceae; Polaromonas.
OX   NCBI_TaxID=365044;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CJ2;
RX   PubMed=19453698; DOI=10.1111/j.1462-2920.2009.01947.x;
RA   Yagi J.M., Sims D., Brettin T., Bruce D., Madsen E.L.;
RT   "The genome of Polaromonas naphthalenivorans strain CJ2, isolated from coal
RT   tar-contaminated sediment, reveals physiological and metabolic versatility
RT   and evolution through extensive horizontal gene transfer.";
RL   Environ. Microbiol. 11:2253-2270(2009).
CC   -!- FUNCTION: Plays a role in cell envelope biogenesis, maintenance of cell
CC       envelope integrity and membrane homeostasis. {ECO:0000255|HAMAP-
CC       Rule:MF_00189}.
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_00189}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_00189}.
CC   -!- SIMILARITY: Belongs to the YciB family. {ECO:0000255|HAMAP-
CC       Rule:MF_00189}.
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DR   EMBL; CP000529; ABM37144.1; -; Genomic_DNA.
DR   RefSeq; WP_011801225.1; NC_008781.1.
DR   AlphaFoldDB; A1VNB6; -.
DR   STRING; 365044.Pnap_1834; -.
DR   EnsemblBacteria; ABM37144; ABM37144; Pnap_1834.
DR   KEGG; pna:Pnap_1834; -.
DR   eggNOG; COG2917; Bacteria.
DR   HOGENOM; CLU_089554_2_0_4; -.
DR   OMA; AWVNFKL; -.
DR   OrthoDB; 1886685at2; -.
DR   Proteomes; UP000000644; Chromosome.
DR   GO; GO:0005887; C:integral component of plasma membrane; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_00189; YciB; 1.
DR   InterPro; IPR006008; YciB.
DR   PANTHER; PTHR36917; PTHR36917; 1.
DR   Pfam; PF04279; IspA; 1.
PE   3: Inferred from homology;
KW   Cell inner membrane; Cell membrane; Membrane; Reference proteome;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..208
FT                   /note="Inner membrane-spanning protein YciB"
FT                   /id="PRO_1000021040"
FT   TRANSMEM        49..69
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00189"
FT   TRANSMEM        78..98
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00189"
FT   TRANSMEM        105..125
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00189"
FT   TRANSMEM        150..170
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00189"
FT   TRANSMEM        178..198
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00189"
SQ   SEQUENCE   208 AA;  23028 MW;  01D856818F79271E CRC64;
     MKILFDFLPI ALFFGMFKYA EGHKDWAAGL ATDWLGFMVS GGVVGPAEAP VLLATVVVIV
     ATLAQILWLK ARGRKVDTML WVSLALVTAL GSATIYFHSE SFIKWKPTVL YWVMGASLLV
     GELVFKKNGI KSLMGAQMSL PDAVWRKVNF SWVAFFAAMG CLNLWVAFNF PTSTWVNFKL
     FGGMGLMLVF VLAQAFFLNK HIKPDTTS