Identification
Name:Cytochrome d ubiquinol oxidase subunit 2
Synonyms:
  • Cytochrome bd-I oxidase subunit II
  • Cytochrome d ubiquinol oxidase subunit II
Gene Name:cydB
Enzyme Class:Not Available
Biological Properties
General Function:Involved in oxidation-reduction process
Specific Function:Cytochrome d terminal oxidase complex is the component of the aerobic respiratory chain of E.coli that predominates when cells are grown at low aeration
Cellular Location:Cell inner membrane; Multi-pass membrane protein
SMPDB Pathways:
  • Oxidative phosphorylation PW000919
  • pyruvate to cytochrome bd terminal oxidase electron transfer PW002087
KEGG Pathways:
SMPDB Reactions:
2.0Thumb+1.0Thumb+4.0Thumb2.0Thumb+2.0Thumb+4.0Thumb
1.0Thumb+4.0Thumb+1.0Electron2.0Thumb
1.0Oxygen + 4.0Hydrogen ion + 1.0Electron → 2.0Water
ReactionCard
Complex Reactions:
2.0Thumb+0.5Thumb+1.0Thumb1.0Thumb+1.0Thumb+2.0Thumb
Metabolites:
ECMDB IDNameView
ECMDB21225Hydrogen ionMetaboCard
ECMDB04124OxygenMetaboCard
ECMDB21574Ubiquinol-1MetaboCard
ECMDB01060Ubiquinol-8MetaboCard
ECMDB21438Ubiquinone-1MetaboCard
ECMDB21296Ubiquinone-8MetaboCard
ECMDB00494WaterMetaboCard
GO Classification:
Component
cell part
membrane
Process
metabolic process
oxidation reduction
Gene Properties
Blattner:b0734
Gene OrientationClockwise
Centisome Percentage:16.64
Left Sequence End772265
Right Sequence End773404
Gene Sequence:
>1140 bp
ATGATCGATTATGAAGTATTGCGTTTTATCTGGTGGCTGCTGGTTGGCGTTCTGCTGATT
GGTTTTGCAGTCACTGACGGTTTCGACATGGGGGTGGGCATGCTCACCCGTTTCCTCGGT
CGTAACGACACCGAGCGTCGAATTATGATTAACTCCATTGCACCACACTGGGACGGTAAC
CAGGTTTGGCTGATCACCGCGGGCGGCGCACTCTTTGCTGCCTGGCCGATGGTCTATGCC
GCTGCGTTCTCCGGCTTCTATGTGGCGATGATCCTCGTGCTGGCGTCTTTGTTCTTCCGT
CCGGTCGGTTTTGACTACCGCTCCAAGATTGAAGAAACCCGCTGGCGTAACATGTGGGAC
TGGGGCATCTTCATTGGTAGCTTCGTTCCGCCGCTGGTAATTGGTGTAGCGTTCGGTAAC
CTGTTGCAGGGCGTACCGTTCAACGTTGATGAATATCTGCGTCTGTACTACACCGGTAAC
TTCTTCCAGTTGCTTAACCCGTTCGGCCTGCTGGCAGGCGTGGTGAGCGTAGGGATGATC
ATTACTCAGGGCGCAACCTATCTGCAAATGCGTACCGTGGGCGAACTGCACCTGCGTACC
CGTGCAACGGCTCAGGTGGCTGCGCTGGTGACACTGGTCTGTTTCGCACTGGCTGGCGTA
TGGGTGATGTACGGTATCGATGGTTATGTCGTGAAATCGACAATGGACCATTACGCAGCC
TCTAACCCACTGAATAAAGAAGTGGTTCGTGAAGCTGGCGCATGGCTGGTTAACTTCAAC
AACACGCCAATTCTGTGGGCTATTCCGGCACTGGGTGTGGTTCTGCCGCTGCTGACCATC
CTGACTGCACGTATGGATAAAGCCGCGTGGGCGTTTGTGTTCTCCTCCCTGACGCTGGCC
TGCATCATCCTGACAGCCGGTATCGCAATGTTCCCGTTTGTGATGCCGTCCAGCACCATG
ATGAACGCAAGTCTGACAATGTGGGATGCAACTTCCAGCCAGCTGACGCTTAACGTCATG
ACCTGGGTTGCGGTGGTTCTGGTACCGATCATTCTGCTCTACACCGCCTGGTGTTACTGG
AAAATGTTCGGTCGTATCACCAAAGAAGATATTGAACGTAACACCCACTCTCTGTACTAA
Protein Properties
Pfam Domain Function:
Protein Residues:379
Protein Molecular Weight:42453
Protein Theoretical pI:7
Signaling Regions:
  • None
Transmembrane Regions:
  • 9-28
  • 80-99
  • 123-142
  • 165-184
  • 206-225
  • 263-282
  • 293-312
  • 337-356
Protein Sequence:
>Cytochrome d ubiquinol oxidase subunit 2
MIDYEVLRFIWWLLVGVLLIGFAVTDGFDMGVGMLTRFLGRNDTERRIMINSIAPHWDGN
QVWLITAGGALFAAWPMVYAAAFSGFYVAMILVLASLFFRPVGFDYRSKIEETRWRNMWD
WGIFIGSFVPPLVIGVAFGNLLQGVPFNVDEYLRLYYTGNFFQLLNPFGLLAGVVSVGMI
ITQGATYLQMRTVGELHLRTRATAQVAALVTLVCFALAGVWVMYGIDGYVVKSTMDHYAA
SNPLNKEVVREAGAWLVNFNNTPILWAIPALGVVLPLLTILTARMDKAAWAFVFSSLTLA
CIILTAGIAMFPFVMPSSTMMNASLTMWDATSSQLTLNVMTWVAVVLVPIILLYTAWCYW
KMFGRITKEDIERNTHSLY
References
External Links:
ResourceLink
Uniprot ID:P0ABK2
Uniprot Name:CYDB_ECOLI
GenBank Gene ID:AP009048
Genebank Protein ID:1651328
Ecogene ID:EG10174
Ecocyc:EG10174
ColiBase:b0734
Kegg Gene:b0734
EchoBASE ID:EB0171
CCDB:CYDB_ECOLI
BacMap:16128709
General Reference:
  • Blattner, F. R., Plunkett, G. 3rd, Bloch, C. A., Perna, N. T., Burland, V., Riley, M., Collado-Vides, J., Glasner, J. D., Rode, C. K., Mayhew, G. F., Gregor, J., Davis, N. W., Kirkpatrick, H. A., Goeden, M. A., Rose, D. J., Mau, B., Shao, Y. (1997). "The complete genome sequence of Escherichia coli K-12." Science 277:1453-1462. Pubmed: 9278503
  • Daley, D. O., Rapp, M., Granseth, E., Melen, K., Drew, D., von Heijne, G. (2005). "Global topology analysis of the Escherichia coli inner membrane proteome." Science 308:1321-1323. Pubmed: 15919996
  • Georgiou, C. D., Dueweke, T. J., Gennis, R. B. (1988). "Beta-galactosidase gene fusions as probes for the cytoplasmic regions of subunits I and II of the membrane-bound cytochrome d terminal oxidase from Escherichia coli." J Biol Chem 263:13130-13137. Pubmed: 3138232
  • Green, G. N., Fang, H., Lin, R. J., Newton, G., Mather, M., Georgiou, C. D., Gennis, R. B. (1988). "The nucleotide sequence of the cyd locus encoding the two subunits of the cytochrome d terminal oxidase complex of Escherichia coli." J Biol Chem 263:13138-13143. Pubmed: 2843510
  • Hayashi, K., Morooka, N., Yamamoto, Y., Fujita, K., Isono, K., Choi, S., Ohtsubo, E., Baba, T., Wanner, B. L., Mori, H., Horiuchi, T. (2006). "Highly accurate genome sequences of Escherichia coli K-12 strains MG1655 and W3110." Mol Syst Biol 2:2006.0007. Pubmed: 16738553
  • Oshima, T., Aiba, H., Baba, T., Fujita, K., Hayashi, K., Honjo, A., Ikemoto, K., Inada, T., Itoh, T., Kajihara, M., Kanai, K., Kashimoto, K., Kimura, S., Kitagawa, M., Makino, K., Masuda, S., Miki, T., Mizobuchi, K., Mori, H., Motomura, K., Nakamura, Y., Nashimoto, H., Nishio, Y., Saito, N., Horiuchi, T., et, a. l. .. (1996). "A 718-kb DNA sequence of the Escherichia coli K-12 genome corresponding to the 12.7-28.0 min region on the linkage map." DNA Res 3:137-155. Pubmed: 8905232
  • Stenberg, F., Chovanec, P., Maslen, S. L., Robinson, C. V., Ilag, L. L., von Heijne, G., Daley, D. O. (2005). "Protein complexes of the Escherichia coli cell envelope." J Biol Chem 280:34409-34419. Pubmed: 16079137