Identification
Name:Alanine racemase, catabolic
Synonyms:Not Available
Gene Name:dadX
Enzyme Class:
Biological Properties
General Function:Involved in alanine racemase activity
Specific Function:Isomerizes L-alanine to D-alanine which is then oxidized to pyruvate by dadA
Cellular Location:Not Available
SMPDB Pathways:
KEGG Pathways:
KEGG Reactions:
1.0Thumb1.0Thumb
SMPDB Reactions:
1.0L-Alanine+1.0Thumb1.0Thumb
1.0L-Alanine + 1.0L-Alanine ↔ 1.0D-Alanine
ReactionCard
1.0L-Alanine+1.0Thumb1.0Thumb
1.0L-Alanine + 1.0L-Alanine → 1.0D-Alanine
ReactionCard
EcoCyc Reactions:
1.0Thumb1.0Thumb
Metabolites:
ECMDB IDNameView
ECMDB01310D-AlanineMetaboCard
ECMDB00161L-AlanineMetaboCard
GO Classification:
Function
alanine racemase activity
amino-acid racemase activity
catalytic activity
isomerase activity
racemase and epimerase activity
racemase and epimerase activity, acting on amino acids and derivatives
Process
alanine metabolic process
cellular amino acid and derivative metabolic process
cellular amino acid metabolic process
cellular metabolic process
metabolic process
pyruvate family amino acid metabolic process
Gene Properties
Blattner:b1190
Gene OrientationClockwise
Centisome Percentage:26.69
Left Sequence End1238102
Right Sequence End1239172
Gene Sequence:
>1071 bp
ATGCGCGTTACCGATTTCTCCTTTGAATTGCCCGAATCCCTGATTGCCCACTATCCCATG
CCTGAACGCAGTAGCTGTCGTTTACTGTCGCTGGACGGGCCGACGGGCGCGCTGACGCAC
GGTACTTTCACCGATTTACTTGATAAGCTCAACCCCGGCGATCTTCTGGTTTTTAATAAT
ACCCGCGTGATCCCGGCGCGCCTGTTTGGGCGTAAAGCCAGCGGCGGCAAGATTGAAGTG
CTGGTTGAACGGATGCTCGACGACAAACGCATTCTTGCGCATATTCGCGCCTCGAAAGCG
CCAAAACCTGGCGCAGAACTGCTGCTGGGCGATGACGAAAGTATTAACGCAACAATGACC
GCGCGCCACGGCGCACTGTTTGAAGTCGAATTTAATGATGAACGCTCGGTGCTGGATATT
CTCAACAGCATCGGCCATATGCCGCTGCCGCCGTATATCGACCGTCCGGACGAAGACGCT
GACCGCGAACTTTATCAAACCGTTTATAGCGAAAAACCGGGCGCGGTTGCAGCCCCGACC
GCAGGTCTGCATTTTGACGAGCCTTTGCTGGAAAAATTGCGCGCCAAAGGCGTGGAGATG
GCGTTTGTGACGTTGCACGTTGGTGCGGGCACCTTCCAGCCGGTGCGCGTCGACACCATT
GAAGATCACATCATGCACTCGGAATACGCTGAAGTACCGCAGGATGTGGTAGACGCGGTA
CTGGCGGCGAAAGCGCGCGGTAACCGGGTGATTGCGGTTGGCACCACTTCAGTACGTTCG
CTGGAAAGCGCGGCTCAGGCAGCGAAAAACGATCTCATTGAACCGTTCTTCGACGATACC
CAAATCTTTATCTATCCGGGCTTCCAGTACAAAGTGGTCGATGCGCTGGTGACGAACTTC
CACTTGCCAGAGTCGACGCTGATTATGCTGGTTTCGGCCTTTGCCGGTTATCAACACACC
ATGAACGCCTATAAAGCAGCGGTAGAAGAGAAATATCGCTTTTTTAGTTACGGTGATGCG
ATGTTTATCACGTACAATCCGCAGGCAATTAATGAGCGCGTCGGGGAGTAA
Protein Properties
Pfam Domain Function:
Protein Residues:356
Protein Molecular Weight:38844
Protein Theoretical pI:7
Signaling Regions:
  • None
Transmembrane Regions:
  • None
Protein Sequence:
>Alanine racemase, catabolic
MTRPIQASLDLQALKQNLSIVRQAATHARVWSVVKANAYGHGIERIWSAIGATDGFALLN
LEEAITLRERGWKGPILMLEGFFHAQDLEIYDQHRLTTCVHSNWQLKALQNARLKAPLDI
YLKVNSGMNRLGFQPDRVLTVWQQLRAMANVGEMTLMSHFAEAEHPDGISGAMARIEQAA
EGLECRRSLSNSAATLWHPEAHFDWVRPGIILYGASPSGQWRDIANTGLRPVMTLSSEII
GVQTLKAGERVGYGGRYTARDEQRIGIVAAGYADGYPRHAPTGTPVLVDGVRTMTVGTVS
MDMLAVDLTPCPQAGIGTPVELWGKEIKIDDVAAAAGTVGYELMCALALRVPVVTV
References
External Links:
ResourceLink
Uniprot ID:P29012
Uniprot Name:ALR2_ECOLI
GenBank Gene ID:AP009048
Genebank Protein ID:85674545
Ecogene ID:EG11408
Ecocyc:EG11408
ColiBase:b1190
Kegg Gene:b1190
EchoBASE ID:EB1380
CCDB:ALR2_ECOLI
BacMap:16129153
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
  • 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
  • Lobocka, M., Hennig, J., Wild, J., Klopotowski, T. (1994). "Organization and expression of the Escherichia coli K-12 dad operon encoding the smaller subunit of D-amino acid dehydrogenase and the catabolic alanine racemase." J Bacteriol 176:1500-1510. Pubmed: 7906689
  • 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