methylenetetrahydrofolate dehydrogenase (NADP)
function
formylation of Met-tRNA(fMet)
product
methylenetetrahydrofolate dehydrogenase (NADP)
Genomic Context
categories
[category|SW 3|Information processing] → [category|SW 3.3|Protein synthesis, modification and degradation] → [category|SW 3.3.1|Translation] → [category|SW 3.3.1.8|tRNA modification and maturation]Gene
Coordinates
2,528,404 2,529,255
Phenotypes of a mutant
essential [Pubmed|12682299], non-essential according to [Pubmed|28189581]inactivation of ''[gene|71FC6E75694B7066D808BAD736140569875E5E5C|folD]'' suppresses the synthetic lethality of the ''[gene|3D41FB608DB70B9482312A1BBCCDBDA7FB713AFA|defA] [gene|53B760316B19E142FC3ECAD2CFAA540377B08BBC|defB]'' double mutant [Pubmed|27983482]The protein
Catalyzed reaction/ biological activity
(6R)-5,10-methylene-5,6,7,8-tetrahydrofolate + NADP+ --> 5,10-methenyltetrahydrofolate + NADPH (according to UniProt)5,10-methenyltetrahydrofolate + H2O --> (6S)-10-formyltetrahydrofolate + H+ (according to UniProt)Protein family
tetrahydrofolate dehydrogenase/cyclohydrolase family (single member, according to UniProt)Structure
[PDB|1B0A] (from ''E. coli'', 52% identity) [Pubmed|10386884][SW|Localization]
cytoplasm (according to Swiss-Prot)Expression and Regulation
Operons
genes
[gene|6155468AFF216D97373CEF7B8C6E6C7BB9D4617F|nusB]-[gene|71FC6E75694B7066D808BAD736140569875E5E5C|folD]
description
[Pubmed|2536750,11591660]
regulatory mechanism
[protein|A8C82F5825DE0921DA6B4ACDE0CC31EC7749273C|PurR]: repression, (molecular inducer: PRPP) [Pubmed|2536750,11591660], in [regulon|A8C82F5825DE0921DA6B4ACDE0CC31EC7749273C|PurR regulon][regulon|stringent response|stringent response]: negative regulation, in [regulon|stringent response|stringent response]regulation
repressed in the presence of purine nucleotides ([protein|search|PurR]) [Pubmed|2536750,11591660]view in new tabBiological materials
Mutant
BKE24310 ([gene|71FC6E75694B7066D808BAD736140569875E5E5C|folD]::erm trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKE24310 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTTTCTTTCCTCCTATGA, downstream forward: _UP4_TAGATAATTGGAGATATTCABKK24310 ([gene|71FC6E75694B7066D808BAD736140569875E5E5C|folD]::kan trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKK24310 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTTTCTTTCCTCCTATGA, downstream forward: _UP4_TAGATAATTGGAGATATTCAReferences
11591660,19171795,11591660,19171795,10386884,27983482,28189581