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CATH Classification

Domain Context

CATH Clusters

Superfamily 3.40.50.1360
Functional Family Glucosamine-6-phosphate deaminase

Enzyme Information

3.5.99.6
Glucosamine-6-phosphate deaminase.
based on mapping to UniProt Q9KKS5
Alpha-D-glucosamine 6-phosphate + H(2)O = D-fructose 6-phosphate + NH(3).
-!- Isomerization of the aldose-ketose type converts the -CH(-NH(2))-CH=O group of glucosamine 6-phosphate into -C(=NH)-CH(2)-OH, forming 2-deoxy-2-imino-D-arabino-hexitol which then hydrolyzes to yield fructose 6-phosphate and ammonia. -!- N-acetyl-D-glucosamine 6-phosphate, which is not broken down, activates the enzyme. -!- Formerly EC 5.3.1.10.

UniProtKB Entries (1)

Q9KKS5
NAGB_VIBCH
Vibrio cholerae O1 biovar El Tor str. N16961
Glucosamine-6-phosphate deaminase

PDB Structure

PDB 4R7T
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Crystal structure of glucosamine-6-phosphate deaminase from Vibrio cholerae
Maltseva, N., Kim, Y., Kwon, K., Anderson, W.F., Joachimiak, A., CSGID
To be Published
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