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Annotation rule MF_01288 |
Accession | MF_01288 |
Dates | 19-SEP-2008 (Created) 19-NOV-2019 (Last updated, Version 10) |
Name | Rhamnon_dehydrat |
Scope | Bacteria; Actinobacteria
Bacteria; Proteobacteria
Archaea |
Templates | Q8ZNF9 (RHMD_SALTY); P77215 (RHMD_ECOLI); Q12DF1 (RHMD_POLSJ): [Recover all] |
Triggered by |
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Function | Catalyzes the dehydration of L-rhamnonate to 2-keto-3-deoxy-L-rhamnonate (KDR). |
Catalytic activity | RHEA:23080: L-rhamnonate = 2-dehydro-3-deoxy-L-rhamnonate + H2O
EC 4.2.1.90 |
Cofactor | Mg(2+) Note: Binds 1 Mg(2+) ion per subunit. |
Subunit | Homooctamer; tetramer of dimers. |
Miscellaneous | Reaction proceeds via a syn dehydration. |
Similarity | Belongs to the mandelate racemase/muconate lactonizing enzyme family. RhamD subfamily. |
From: RHMD_SALTY (Q8ZNF9) | ||||||||||||
Key | From | To | Description | Tag | Condition | FTGroup | ||||||
ACT_SITE | 329 | 329 | Proton acceptor | H | ||||||||
METAL | 226 | 226 | Magnesium | D | 1 | |||||||
METAL | 252 | 252 | Magnesium | E | 1 | |||||||
METAL | 280 | 280 | Magnesium | E | 1 | |||||||
BINDING | 33 | 33 | Substrate | H | ||||||||
BINDING | 59 | 59 | Substrate | R | ||||||||
BINDING | 349 | 349 | Substrate | E | ||||||||
SITE | 302 | 302 | Increases basicity of active site His | D | ||||||||
SITE | 349 | 349 | Transition state stabilizer | E |
Size range | 390-428 amino acids |
Related rules | None |
Fusion | None |