ECMDB

Identification

Name:

Maltose O-acetyltransferase

Synonyms:

Maltose transacetylase

Gene Name:

maa

Enzyme Class:

2.3.1.79

Biological Properties

General Function:

Involved in transferase activity

Specific Function:

Acetylates maltose and other sugars

Cellular Location:

Not Available

SMPDB Pathways:

Not Available

KEGG Pathways:

Not Available

EcoCyc Reactions:

1.0

↔

1.0

1.0Acetyl-CoA + 1.0D-Maltose ↔ 1.0Acetyl-maltose + 1.0Coenzyme A
ReactionCard

Complex Reactions:

1.0

↔

1.0

1.0Acetyl-CoA + 1.0D-Glucose ↔ 1.06-Acetyl-D-glucose + 1.0Coenzyme A
ReactionCard

Metabolites:

ECMDB ID	Name	View
ECMDB21179	6-Acetyl-D-glucose	MetaboCard
ECMDB01206	Acetyl-CoA	MetaboCard
ECMDB21184	Acetyl-maltose	MetaboCard
ECMDB01423	Coenzyme A	MetaboCard
ECMDB00122	D-Glucose	MetaboCard
ECMDB00163	D-Maltose	MetaboCard

GO Classification:

Function
catalytic activity
transferase activity

Gene Properties

Blattner:

b0459

Gene Orientation

Counterclockwise

Centisome Percentage:

10.32

Left Sequence End

478591

Right Sequence End

479142

Gene Sequence:

>552 bp
ATGAGCACAGAAAAAGAAAAGATGATTGCTGGTGAGTTGTATCGCTCGGCAGATGAGACG
TTATCTCGCGATCGCCTGCGCGCTCGTCAGCTTATTCACCGATACAATCATTCCCTGGCG
GAAGAGCACACATTACGCCAGCAAATTCTCGCTGATCTATTCGGTCAGGTGACAGAGGCT
TATATTGAGCCAACGTTTCGCTGTGACTATGGCTATAACATTTTTCTCGGTAATAATTTT
TTCGCCAACTTCGATTGCGTGATGCTTGATGTCTGCCCTATTCGCATCGGTGATAACTGT
ATGTTGGCACCAGGCGTTCATATCTACACGGCAACACATCCCATCGACCCTGTAGCACGT
AATAGCGGTGCTGAACTGGGGAAACCCGTCACCATCGGTAATAACGTCTGGATTGGCGGA
CGCGCGGTCATTAACCCTGGTGTGACCATTGGTGATAACGTCGTGGTAGCCTCAGGTGCA
GTTGTCACAAAAGATGTCCCGGACAACGTTGTCGTGGGCGGTAATCCAGCCAGAATAATT
AAAAAATTGTAA

Protein Properties

Pfam Domain Function:

Hexapep (PF00132 )

Protein Residues:

183

Protein Molecular Weight:

20096

Protein Theoretical pI:

PDB File:

1OCX

Signaling Regions:

None

Transmembrane Regions:

None

Protein Sequence:

>Maltose O-acetyltransferase
MSTEKEKMIAGELYRSADETLSRDRLRARQLIHRYNHSLAEEHTLRQQILADLFGQVTEA
YIEPTFRCDYGYNIFLGNNFFANFDCVMLDVCPIRIGDNCMLAPGVHIYTATHPIDPVAR
NSGAELGKPVTIGNNVWIGGRAVINPGVTIGDNVVVASGAVVTKDVPDNVVVGGNPARII
KKL

References

External Links:

Resource	Link
Uniprot ID:	P77791
Uniprot Name:	MAA_ECOLI
GenBank Gene ID:	AJ223173
Genebank Protein ID:	2826839
PDB ID:	1OCX
Ecogene ID:	EG14239
Ecocyc:	EG14239
ColiBase:	b0459
Kegg Gene:	b0459
EchoBASE ID:	EB3990
CCDB:	MAA_ECOLI
BacMap:	16128443

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
Brand, B., Boos, W. (1991). "Maltose transacetylase of Escherichia coli. Mapping and cloning of its structural, gene, mac, and characterization of the enzyme as a dimer of identical polypeptides with a molecular weight of 20,000." J Biol Chem 266:14113-14118. Pubmed: 1856235
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
Wilkins, M. R., Gasteiger, E., Tonella, L., Ou, K., Tyler, M., Sanchez, J. C., Gooley, A. A., Walsh, B. J., Bairoch, A., Appel, R. D., Williams, K. L., Hochstrasser, D. F. (1998). "Protein identification with N and C-terminal sequence tags in proteome projects." J Mol Biol 278:599-608. Pubmed: 9600841

Maltose O-acetyltransferase (P77791)