ID A0A370I3E9_9NOCA Unreviewed; 541 AA.
AC A0A370I3E9;
DT 07-NOV-2018, integrated into UniProtKB/TrEMBL.
DT 07-NOV-2018, sequence version 1.
DT 27-MAR-2024, entry version 16.
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=DFR76_106144 {ECO:0000313|EMBL:RDI65275.1};
OS Nocardia pseudobrasiliensis.
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Nocardiaceae;
OC Nocardia.
OX NCBI_TaxID=45979 {ECO:0000313|EMBL:RDI65275.1, ECO:0000313|Proteomes:UP000254869};
RN [1] {ECO:0000313|EMBL:RDI65275.1, ECO:0000313|Proteomes:UP000254869}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 44290 {ECO:0000313|EMBL:RDI65275.1,
RC ECO:0000313|Proteomes:UP000254869};
RA Goeker M.;
RT "Genomic Encyclopedia of Type Strains, Phase IV (KMG-IV): sequencing the
RT most valuable type-strain genomes for metagenomic binning, comparative
RT biology and taxonomic classification.";
RL Submitted (JUL-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};
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:RDI65275.1}.
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DR EMBL; QQBC01000006; RDI65275.1; -; Genomic_DNA.
DR RefSeq; WP_068006358.1; NZ_QQBC01000006.1.
DR AlphaFoldDB; A0A370I3E9; -.
DR STRING; 1210086.GCA_001613105_06753; -.
DR Proteomes; UP000254869; 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:UP000254869};
KW Translocase {ECO:0000256|ARBA:ARBA00022967};
KW Transmembrane {ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|SAM:Phobius}.
FT TRANSMEM 35..61
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 105..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..192
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 204..229
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..424
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"
SQ SEQUENCE 541 AA; 60141 MW; B55B9BC559A55E4F CRC64;
MSPSKAAAQA NEMDERYHMA AFVKRSINKV FPTHWSFLLG EIALYAFIIL ILSGIYLTLF
FDPSMSEVVY NGAYQPLRGV TMSRAYETAL NITFEVRGGL FVRQVHHWAA LLFAASIIIH
LFRIFFTGAF RKPREANWVI GSLLLVLAMF EGFFGYSLPD DLLSGTGLRA AFGGITMGIP
VIGTWMHWLI FGGDFPGTII IPRLFIAHVL LFPGIMLALV AAHVALVWYQ KHTQFPGPGR
TENNVVGARI VPVFAADQGA FFMFTLGVVA IMGGVLQINP IWNLGPYNPS QVSAGSQPDF
YMMWTDGMAR LMPPWELYLG RYTVPAPFWV ALIMGLVFTV LIAYPWIEKK LTGDDARHNL
LQRPRDVPVR TAIGAMAIAF YLVLTLACVN DIVSLKFDIS LNATTWFFRI ALLVAPPIAY
FLAYRMCLGL QRSDRAVLEH GIETGVIKRL PHGEYIEVHQ PLGPVDEHGH PIPLEYQGAP
VPKKMNKLGW AGKPGIGSLL SADPAQQADA LVAYEHEQEH KQLAVLAEYQ ERNSNGDKNG
H
//
