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7CIG

Crystal structure of L-methionine decarboxylase Q64A mutant from Streptomyces sp.590 in complexed with L- methionine methyl ester (geminal diamine form).

Functional Information from GO Data
ChainGOidnamespacecontents
A0050095molecular_functionmethionine decarboxylase activity
B0050095molecular_functionmethionine decarboxylase activity
Functional Information from PDB Data
site_idAC1
Number of Residues18
Detailsbinding site for residue G03 A 601
ChainResidue
ATYR63
AALA338
ASER391
AHIS393
ALYS394
AHOH716
AHOH728
AHOH736
BTYR421
BSER432
AALA64
AGLY137
ASER138
ATHR139
AASN142
AHIS195
ATHR283
AASP336

site_idAC2
Number of Residues23
Detailsbinding site for Di-peptide G03 B 601 and LYS B 394
ChainResidue
ATYR421
AILE422
ASER432
BTYR63
BALA64
BTHR66
BGLY137
BSER138
BTHR139
BHIS195
BTHR283
BASP336
BALA338
BSER391
BGLY392
BHIS393
BTRP395
BALA396
BGLY397
BMET532
BHOH713
BHOH716
BHOH749

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues54
DetailsCoiled coil: {"evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsSite: {"description":"Plays a key role in determining the substrate specificity","evidences":[{"source":"PubMed","id":"33452696","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsSite: {"description":"Essential for enzymatic activity","evidences":[{"source":"PubMed","id":"33452696","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"N6-(pyridoxal phosphate)lysine","evidences":[{"source":"PubMed","id":"33452696","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CIG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7CIM","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

260626

PDB entries from 2026-10-07

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