ID   A0A1H8R6B6_9SPHI        Unreviewed;       224 AA.
AC   A0A1H8R6B6;
DT   22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT   22-NOV-2017, sequence version 1.
DT   27-MAR-2024, entry version 15.
DE   SubName: Full=Ni,Fe-hydrogenase I cytochrome b subunit {ECO:0000313|EMBL:SEO61922.1};
GN   ORFNames=SAMN05428947_103149 {ECO:0000313|EMBL:SEO61922.1};
OS   Mucilaginibacter sp. OK283.
OC   Bacteria; Bacteroidota; Sphingobacteriia; Sphingobacteriales;
OC   Sphingobacteriaceae; Mucilaginibacter.
OX   NCBI_TaxID=1881049 {ECO:0000313|EMBL:SEO61922.1, ECO:0000313|Proteomes:UP000199509};
RN   [1] {ECO:0000313|EMBL:SEO61922.1, ECO:0000313|Proteomes:UP000199509}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=OK283 {ECO:0000313|EMBL:SEO61922.1,
RC   ECO:0000313|Proteomes:UP000199509};
RA   de Groot N.N.;
RL   Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC   -!- SUBCELLULAR LOCATION: Membrane {ECO:0000256|ARBA:ARBA00004141}; Multi-
CC       pass membrane protein {ECO:0000256|ARBA:ARBA00004141}.
CC   -!- SIMILARITY: Belongs to the HupC/HyaC/HydC family.
CC       {ECO:0000256|ARBA:ARBA00008622}.
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DR   EMBL; FODR01000003; SEO61922.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A1H8R6B6; -.
DR   STRING; 1881049.SAMN05428947_103149; -.
DR   OrthoDB; 5615941at2; -.
DR   Proteomes; UP000199509; Unassembled WGS sequence.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-KW.
DR   GO; GO:0009055; F:electron transfer activity; IEA:InterPro.
DR   GO; GO:0005506; F:iron ion binding; IEA:InterPro.
DR   GO; GO:0022904; P:respiratory electron transport chain; IEA:InterPro.
DR   Gene3D; 1.20.950.20; Transmembrane di-heme cytochromes, Chain C; 1.
DR   InterPro; IPR011577; Cyt_b561_bac/Ni-Hgenase.
DR   InterPro; IPR016174; Di-haem_cyt_TM.
DR   InterPro; IPR000516; Ni-dep_Hydgase_cyt-B.
DR   PANTHER; PTHR30485; NI/FE-HYDROGENASE 1 B-TYPE CYTOCHROME SUBUNIT; 1.
DR   PANTHER; PTHR30485:SF0; NI_FE-HYDROGENASE 1 B-TYPE CYTOCHROME SUBUNIT-RELATED; 1.
DR   Pfam; PF01292; Ni_hydr_CYTB; 1.
DR   PRINTS; PR00161; NIHGNASECYTB.
DR   SUPFAM; SSF81342; Transmembrane di-heme cytochromes; 1.
PE   3: Inferred from homology;
KW   Cell membrane {ECO:0000256|ARBA:ARBA00022475};
KW   Electron transport {ECO:0000256|ARBA:ARBA00022982};
KW   Heme {ECO:0000256|ARBA:ARBA00022617}; Iron {ECO:0000256|ARBA:ARBA00023004};
KW   Membrane {ECO:0000256|SAM:Phobius};
KW   Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW   Transmembrane {ECO:0000256|SAM:Phobius};
KW   Transmembrane helix {ECO:0000256|SAM:Phobius};
KW   Transport {ECO:0000256|ARBA:ARBA00022448}.
FT   TRANSMEM        26..48
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   TRANSMEM        91..112
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   TRANSMEM        141..166
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   TRANSMEM        186..205
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   DOMAIN          20..221
FT                   /note="Cytochrome b561 bacterial/Ni-hydrogenase"
FT                   /evidence="ECO:0000259|Pfam:PF01292"
SQ   SEQUENCE   224 AA;  24985 MW;  21E53734D145D1EB CRC64;
     MAIIEPIRED VTHPGHIKKY SAPLRLWHWV NAIVISGSLL TVLINATITD RRPVTALVKD
     ELKHAGAVVT DDQAGSVAHA LGDSVWSIHT YFGYGLAVLL LFRLVLEFFQ LADQKFIGKI
     KGAYRQFQTI KKERELARHE LAVKSIYAVF YLLLIIMAVT GLFLAFEDLL APFKSIRHSV
     KDVHGFCMYL IIAFIVVHIA GVFLAERKDD GKGIVSDMIN GGKS
//