ID   YCIB_BUCAP              Reviewed;         177 AA.
AC   P42397;
DT   01-NOV-1995, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1995, sequence version 1.
DT   03-AUG-2022, entry version 114.
DE   RecName: Full=Inner membrane-spanning protein YciB {ECO:0000255|HAMAP-Rule:MF_00189};
GN   Name=yciB {ECO:0000255|HAMAP-Rule:MF_00189}; OrderedLocusNames=BUsg_264;
OS   Buchnera aphidicola subsp. Schizaphis graminum (strain Sg).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Erwiniaceae; Buchnera.
OX   NCBI_TaxID=198804;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=8407819; DOI=10.1128/jb.175.20.6426-6432.1993;
RA   Munson M.A., Baumann P.;
RT   "Molecular cloning and nucleotide sequence of a putative trpDC(F)BA operon
RT   in Buchnera aphidicola (endosymbiont of the aphid Schizaphis graminum).";
RL   J. Bacteriol. 175:6426-6432(1993).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Sg;
RX   PubMed=12089438; DOI=10.1126/science.1071278;
RA   Tamas I., Klasson L., Canbaeck B., Naeslund A.K., Eriksson A.-S.,
RA   Wernegreen J.J., Sandstroem J.P., Moran N.A., Andersson S.G.E.;
RT   "50 million years of genomic stasis in endosymbiotic bacteria.";
RL   Science 296:2376-2379(2002).
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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; Z19055; CAA79505.1; -; Genomic_DNA.
DR   EMBL; AE013218; AAM67822.1; -; Genomic_DNA.
DR   PIR; F49897; F49897.
DR   RefSeq; WP_011053789.1; NC_004061.1.
DR   AlphaFoldDB; P42397; -.
DR   STRING; 198804.BUsg_264; -.
DR   EnsemblBacteria; AAM67822; AAM67822; BUsg_264.
DR   KEGG; bas:BUsg_264; -.
DR   eggNOG; COG2917; Bacteria.
DR   HOGENOM; CLU_089554_2_0_6; -.
DR   OMA; AWVNFKL; -.
DR   OrthoDB; 1886685at2; -.
DR   Proteomes; UP000000416; 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.
DR   TIGRFAMs; TIGR00997; ispZ; 1.
PE   3: Inferred from homology;
KW   Cell inner membrane; Cell membrane; Membrane; Transmembrane;
KW   Transmembrane helix.
FT   CHAIN           1..177
FT                   /note="Inner membrane-spanning protein YciB"
FT                   /id="PRO_0000206528"
FT   TRANSMEM        22..42
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00189"
FT   TRANSMEM        50..70
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00189"
FT   TRANSMEM        76..96
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00189"
FT   TRANSMEM        121..141
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00189"
FT   TRANSMEM        151..171
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00189"
SQ   SEQUENCE   177 AA;  21442 MW;  DF977D0B84E596BE CRC64;
     MKKILNLLPI FTFFIFYRFY DIFIASKSLI FISGLTCLLY WIIYKEIDKI NLFSFITIAI
     FGSLTIIFHN SQFIKWKITI IYMIFSVILF ISQFFMKKPI IQRFLEKDIK ISDLYWKKIN
     FFWALFFLFC SILNIYVALC LPEKIWVNFK VFGLSFLMFL SILITSIYIN FKMLKEK