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EC 2.5.1.2 Details
EC number
2.5.1.2
Accepted name
thiamine pyridinylase
Reaction
thiamine + pyridine = 1-[(4-amino-2-methylpyrimidin-5-yl)methyl]pyridinium + 4-methyl-5-(2-hydroxyethyl)thiazole
Other name(s)
pyrimidine transferase, thiaminase I, thiamin hydrolase, thiamin pyridinolase, thiaminase (ambiguous), thiamine pyridinolase, thiamin pyridinylase, thiamin:base 2-methyl-4-aminopyrimidine-5-methenyltransferase
Systematic name
thiamine:base 2-methyl-4-aminopyrimidine-5-methenyltransferase
CAS registry number
9030-35-7
Comment
Various bases and thiol compounds can act instead of pyridine.
History
created 1961, modified 1976, modified 2001
EC Tree
2.5.1.12 created 1972, deleted 1976
2.5.1.13 created 1972, deleted 1976
2.5.1.14 created 1972, deleted 1976
2.5.1.37 created 1989, deleted 2004
2.5.1.40 created 1992, deleted 1999