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Ligands
Code Name Style Show Link
C2F 5-methyl-5,6,7,8-tetrahydrofolic acid
CA Calcium ion
Non-standard Residues
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Glycosylation
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Code : 2E7F   PDBj   RCSB PDB   PDBe
Header : TRANSFERASE
Title : 5-methyltetrahydrofolate corrinoid/iron sulfur protein methyltransferase complexed with methyltetrahydrofolate to 2.2 Angsrom resolution
Release Data : 2007-01-30
Compound :
mol_id molecule chains
1 5-methyltetrahydrofolate corrinoid/iron sulfur protein methyltransferase A,B
Source :
mol_id organism_scientific expression_system
1 Moorella thermoacetica  (taxid:1525) Escherichia coli  (taxid:562)
gene: MeTr, acsE
expression_system_strain: B834(DE3)pLysS(met-)
expression_system_vector_type: plasmid
expression_system_plasmid: pET3a
Authors : Doukov, T.I., Drennan, C.L., Hemmi, H., Ragsdale, S.W.
Keywords : Methyltetrahydrofolate-protein complex, corrionoid, vitamin B12, TIM Barrel, TRANSFERASE
Exp. method : X-RAY DIFFRACTION ( 2.20 Å )
Citation :

Structural and kinetic evidence for an extended hydrogen-bonding network in catalysis of methyl group transfer. Role of an active site asparagine residue in activation of methyl transfer by methyltransferases.

Doukov, T.I.,Hemmi, H.,Drennan, C.L.  et al.
(2007)  J.Biol.Chem.  282 : 6609 - 6618

PubMed: 17172470
DOI: 10.1074/jbc.M609828200

Crystal structure of a methyltetrahydrofolate- and corrinoid-dependent methyltransferase

Doukov, T.I.,Seravalli, J.,Stezowski, J.J.  et al.
(2000)  Structure  8 : 817 - 830

PubMed: 10997901
DOI: 10.1016/S0969-2126(00)00172-6

Chain : A, B
UniProt : Q46389 (ACSE_MOOTH)
Reaction: EC: Evidence:
Physiological Direction:
(6S)-5,6,7,8-tetrahydrofolate + methyl-Co(III)-[corrinoid Fe-S protein] = (6S)-5-methyl-5,6,7,8-tetrahydrofolate + Co(I)-[corrinoid Fe-S protein] + H(+) 2.1.1.258 PubMed:17172470, PubMed:22419154, PubMed:7928975
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