ID A0A386ZCI1_9NOCA Unreviewed; 540 AA.
AC A0A386ZCI1;
DT 05-DEC-2018, integrated into UniProtKB/TrEMBL.
DT 05-DEC-2018, sequence version 1.
DT 27-MAR-2024, entry version 22.
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=D7D52_18800 {ECO:0000313|EMBL:AYF75562.1};
OS Nocardia yunnanensis.
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Nocardiaceae;
OC Nocardia.
OX NCBI_TaxID=2382165 {ECO:0000313|EMBL:AYF75562.1, ECO:0000313|Proteomes:UP000267164};
RN [1] {ECO:0000313|EMBL:AYF75562.1, ECO:0000313|Proteomes:UP000267164}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CFHS0054 {ECO:0000313|EMBL:AYF75562.1,
RC ECO:0000313|Proteomes:UP000267164};
RA Zhang J.;
RT "Nocardia yunnanensis sp. nov., an actinomycete isolated from a soil
RT sample.";
RL Submitted (SEP-2018) 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};
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DR EMBL; CP032568; AYF75562.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A386ZCI1; -.
DR OrthoDB; 9804503at2; -.
DR Proteomes; UP000267164; Chromosome.
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 Translocase {ECO:0000256|ARBA:ARBA00022967};
KW Transmembrane {ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|SAM:Phobius}.
FT TRANSMEM 42..61
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 107..126
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 138..158
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 170..190
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 205..229
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 250..276
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 326..347
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 367..386
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 406..427
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 9..236
FT /note="Cytochrome b/b6 N-terminal region profile"
FT /evidence="ECO:0000259|PROSITE:PS51002"
FT REGION 485..540
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 524..540
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 540 AA; 59721 MW; F5C5C7D1F86092E8 CRC64;
MSPSKAAVQA NEMDERYHLA AFAKRSINKV FPTHWSFLLG EIALYAFIIL LLSGVYLTLY
FDPSMSETVY QGAYQPLRGV TMSRAYETAL NISFEVRGGL FVRQVHHWAA LLFASSIIIH
LFRIFFTGAF RKPREANWVI GSLLLILAMF EGFFGYSIPD DLLSGTGLRA AFGGITMGVP
VIGTWMHWLI FGGDFPGTII IPRLYIAHVL LLPGIILALI AAHVALVWYQ KHTQFPGPGR
TEKNVVGARI IPVFAADQGA FFAFTLGVVA IMGGVFQINP IWNLGPYNPS QVSAGSQPDF
YMMWTDGMAR LMPPWELYLG RYTVPAPFWV ALIMGLVFTV LIAYPWIEKR LTGDTARHNL
LQRPRDVPVR TAIGAMAIAF YMVLTLACVN DILSLKFDIS LNATTWFFRI ALLLAPPLAY
FVAYRFCIGL QRSDRAVLEH GVETGVIKRL PHGEYIEVHQ PLGPVDSHGH PIPLEYQGAP
VPKKMSKLGS AGAPGTGSFL RADPASEQEQ NVALAHEEEH NMLSALESAQ NAASGKQTDH
//