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Database: UniProt
Entry: A0A160P7K9_STRLU
LinkDB: A0A160P7K9_STRLU
Original site: A0A160P7K9_STRLU 
ID   A0A160P7K9_STRLU        Unreviewed;       220 AA.
AC   A0A160P7K9;
DT   06-JUL-2016, integrated into UniProtKB/TrEMBL.
DT   06-JUL-2016, sequence version 1.
DT   24-JAN-2024, entry version 17.
DE   RecName: Full=Cytochrome bc1 complex cytochrome b subunit {ECO:0000256|ARBA:ARBA00016116};
DE            EC=7.1.1.8 {ECO:0000256|ARBA:ARBA00012951};
DE   AltName: Full=Cytochrome bc1 reductase complex subunit QcrB {ECO:0000256|ARBA:ARBA00029568};
GN   ORFNames=SLA_7071 {ECO:0000313|EMBL:BAU87937.1};
OS   Streptomyces laurentii.
OC   Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC   Streptomycetaceae; Streptomyces.
OX   NCBI_TaxID=39478 {ECO:0000313|EMBL:BAU87937.1, ECO:0000313|Proteomes:UP000217676};
RN   [1] {ECO:0000313|EMBL:BAU87937.1, ECO:0000313|Proteomes:UP000217676}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 31255 {ECO:0000313|EMBL:BAU87937.1,
RC   ECO:0000313|Proteomes:UP000217676};
RA   Doi K., Fujino Y., Nagayoshi Y., Ohshima T., Ogata S.;
RT   "Complete Genome Sequence of Thiostrepton-Producing Streptomyces laurentii
RT   ATCC 31255.";
RL   Genome Announc. 4:e00360-16(2016).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a quinol + 2 Fe(III)-[cytochrome c](out) = a quinone + 2
CC         Fe(II)-[cytochrome c](out) + 2 H(+)(out); Xref=Rhea:RHEA:11484,
CC         Rhea:RHEA-COMP:10350, Rhea:RHEA-COMP:14399, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:24646, ChEBI:CHEBI:29033, ChEBI:CHEBI:29034,
CC         ChEBI:CHEBI:132124; EC=7.1.1.8;
CC         Evidence={ECO:0000256|ARBA:ARBA00029351};
CC   -!- COFACTOR:
CC       Name=heme; Xref=ChEBI:CHEBI:30413;
CC         Evidence={ECO:0000256|ARBA:ARBA00001971};
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DR   EMBL; AP017424; BAU87937.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A160P7K9; -.
DR   KEGG; slau:SLA_7071; -.
DR   Proteomes; UP000217676; Chromosome.
DR   GO; GO:0016020; C:membrane; IEA:UniProtKB-KW.
DR   GO; GO:0008121; F:ubiquinol-cytochrome-c reductase activity; IEA:UniProtKB-EC.
DR   GO; GO:0022904; P:respiratory electron transport chain; IEA:InterPro.
DR   InterPro; IPR005797; Cyt_b/b6_N.
DR   InterPro; IPR027387; Cytb/b6-like_sf.
DR   InterPro; IPR016174; Di-haem_cyt_TM.
DR   Pfam; PF13631; Cytochrom_B_N_2; 1.
DR   SUPFAM; SSF81342; Transmembrane di-heme cytochromes; 1.
DR   PROSITE; PS51002; CYTB_NTER; 1.
PE   4: Predicted;
KW   Membrane {ECO:0000256|SAM:Phobius};
KW   Reference proteome {ECO:0000313|Proteomes:UP000217676};
KW   Translocase {ECO:0000256|ARBA:ARBA00022967};
KW   Transmembrane {ECO:0000256|SAM:Phobius};
KW   Transmembrane helix {ECO:0000256|SAM:Phobius}.
FT   TRANSMEM        41..63
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   TRANSMEM        83..101
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   TRANSMEM        113..136
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   TRANSMEM        171..192
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   DOMAIN          12..202
FT                   /note="Cytochrome b/b6 N-terminal region profile"
FT                   /evidence="ECO:0000259|PROSITE:PS51002"
SQ   SEQUENCE   220 AA;  24156 MW;  3377E384F39145F0 CRC64;
     MSGTAPAPEH GWTAALRRRL VAALPPEKLL PDTQPAYMAS WVYVFGVLTV SSLVVVLVSG
     GLLALKGPAW WHVSSVGKYV NSLHLWSVEL FMFVLVLHLW AKFFMAAWRG RRALTWVTGA
     IAFLTSIGTA FSGYLVQQNF DSQWISDQAK DGMNAVGIGA FWNVLDFGQM LMWHIVLFPL
     GLCLLSGWHV LLVRMRGIVP PIDALTPGPD RAPSGQEGRA
//
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