ID A0A1J4MZL0_9ACTN Unreviewed; 575 AA.
AC A0A1J4MZL0;
DT 15-FEB-2017, integrated into UniProtKB/TrEMBL.
DT 15-FEB-2017, sequence version 1.
DT 27-MAR-2024, entry version 23.
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=UG56_021365 {ECO:0000313|EMBL:OIJ24698.1};
OS Nocardioides luteus.
OC Bacteria; Actinomycetota; Actinomycetes; Propionibacteriales;
OC Nocardioidaceae; Nocardioides.
OX NCBI_TaxID=1844 {ECO:0000313|EMBL:OIJ24698.1, ECO:0000313|Proteomes:UP000033772};
RN [1] {ECO:0000313|EMBL:OIJ24698.1, ECO:0000313|Proteomes:UP000033772}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BAFB {ECO:0000313|EMBL:OIJ24698.1,
RC ECO:0000313|Proteomes:UP000033772};
RA Murphy D.;
RL Submitted (MAR-2015) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:OIJ24698.1, ECO:0000313|Proteomes:UP000033772}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BAFB {ECO:0000313|EMBL:OIJ24698.1,
RC ECO:0000313|Proteomes:UP000033772};
RA Brown L., Ruiz O.N., Gunasekera T.;
RT "Draft Genome Sequence of Nocardioides luteus Strain BAFB, an Alkane-
RT Degrading Bacterium Isolated from JP-7 Polluted Soil.";
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
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};
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OIJ24698.1}.
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DR EMBL; JZDQ02000034; OIJ24698.1; -; Genomic_DNA.
DR RefSeq; WP_045550565.1; NZ_JZDQ02000034.1.
DR AlphaFoldDB; A0A1J4MZL0; -.
DR STRING; 1844.UG56_021365; -.
DR OrthoDB; 9804503at2; -.
DR Proteomes; UP000033772; Unassembled WGS sequence.
DR GO; GO:0070469; C:respirasome; 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 PANTHER; PTHR19271; CYTOCHROME B; 1.
DR PANTHER; PTHR19271:SF16; CYTOCHROME B; 1.
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:UP000033772};
KW Translocase {ECO:0000256|ARBA:ARBA00022967};
KW Transmembrane {ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|SAM:Phobius}.
FT TRANSMEM 62..81
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 127..146
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 158..178
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 190..212
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 224..248
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 279..297
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 347..368
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 388..407
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 427..444
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 29..255
FT /note="Cytochrome b/b6 N-terminal region profile"
FT /evidence="ECO:0000259|PROSITE:PS51002"
FT REGION 1..22
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 1..19
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 575 AA; 64441 MW; 1AD0EAF56A852A7F CRC64;
MSTDTSKVAA SNGTNAAAPA SKPTKAGAAA NWADERLGLG GLSKFLSRKI FPDHWSFMLG
EIALWSFVVL LVTGVFLTLW FKPSMAEITY QGSYAPLRGI DMSEAMASTL DISFDVRGGL
LLRQVHHWAA MLFIASMMIH MMRVFFTGAH RKPREINWVI GATLLLLGTL EGFTGYSLPD
DLLSGTGIRA ADGFMMAIPI VGTYISFFLF GGEFPGDDII PRLFTIHVLL IPALLLALIG
AHLILLIYHK HTQWPGPGRT EKNVVGYPMV PNYISKMTGF FFITFGVTAL LGAFFSLNPV
WKFGPYDPTK VTAGSQPDWY MGWPDGALRI MPGWESHFWG STWSWNIFFP VIVLPMAAWM
VVLMLPFIES WITGDKREHH LLQRPRNAPT RTATFVALMT FYAGFWAAGG NDIIAIKFHL
SINQITYFLR AFVFLGPIVA FIITRRWCIS LQRHDNEKLL HGYETGTVIR TPEGAYHEKH
LPLPEDEAFA MTVRDRGRAG EEPELKKNGK LSLRAKLRAF YYDHDVDKPT PEELSEAHHH
AEHEAHALAA HEGHQVDGHD FDDHRHSAIE EPLSH
//
