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ENZYME

ENZYME entry: EC 2.2.1.1

Accepted Name
transketolase
Alternative Name(s)
glycoaldehyde transferase
Reaction catalysed
D-glyceraldehyde 3-phosphate + D-sedoheptulose 7-phosphate <=> aldehydo-D-ribose 5-phosphate + D-xylulose 5-phosphate
Comment(s)
  • Wide specificity for both reactants, e.g. converts hydroxypyruvate and R-CHO into CO2 and R-CHOH-CO-CH2OH.
  • The enzyme from the bacterium Alcaligenes faecalis shows high activity with D-erythrose 4-phosphate as acceptor.
Cross-references
BRENDA 2.2.1.1
EC2PDB 2.2.1.1
ExplorEnz 2.2.1.1
PRIAM enzyme-specific profiles 2.2.1.1
KEGG Ligand Database for Enzyme Nomenclature 2.2.1.1
IUBMB Enzyme Nomenclature 2.2.1.1
IntEnz 2.2.1.1
MEDLINE Find literature relating to 2.2.1.1
MetaCyc 2.2.1.1
Rhea expert-curated reactions 2.2.1.1
UniProtKB/Swiss-Prot
Q5E7R1, TKT1_ALIF1 O94039, TKT1_CANAX P27302, TKT1_ECOLI
Q12630, TKT1_KLULA P57927, TKT1_PASMU Q9KUP2, TKT1_VIBCH
Q87LK8, TKT1_VIBPA Q8DCA2, TKT1_VIBVU Q7MHK7, TKT1_VIBVY
P51010, TKT1_XANFL P23254, TKT1_YEAST Q5DZP0, TKT2_ALIF1
P33570, TKT2_ECOLI P57958, TKT2_PASMU Q9KLW7, TKT2_VIBCH
Q87GY4, TKT2_VIBPA Q8D6H8, TKT2_VIBVU Q7MDD4, TKT2_VIBVY
Q60103, TKT2_XANFL P33315, TKT2_YEAST Q42677, TKT7_CRAPL
Q42675, TKTA_CRAPL Q8RWV0, TKTC1_ARATH F4IW47, TKTC2_ARATH
Q42676, TKTC_CRAPL P21725, TKTC_CUPNH Q7SIC9, TKTC_MAIZE
Q58092, TKTC_METJA Q43848, TKTC_SOLTU O20250, TKTC_SPIOL
Q2NL26, TKTL1_BOVIN P51854, TKTL1_HUMAN Q4R6M8, TKTL1_MACFA
Q99MX0, TKTL1_MOUSE Q2NKZ4, TKTL2_BOVIN Q9H0I9, TKTL2_HUMAN
Q9D4D4, TKTL2_MOUSE Q58094, TKTN_METJA P21726, TKTP_CUPNH
O67642, TKT_AQUAE P45694, TKT_BACSU Q6B855, TKT_BOVIN
P57195, TKT_BUCAI Q8KA26, TKT_BUCAP Q89AY2, TKT_BUCBP
P29277, TKT_CERSP Q556J0, TKT_DICDI A0A0I9QGZ2, TKT_GEOSE
P43757, TKT_HAEIN Q9KAD7, TKT_HALH5 P29401, TKT_HUMAN
Q60HC7, TKT_MACFA P40142, TKT_MOUSE P59956, TKT_MYCBO
P47312, TKT_MYCGE P46708, TKT_MYCLE P75611, TKT_MYCPN
P9WG24, TKT_MYCTO P9WG25, TKT_MYCTU Q8YRU9, TKT_NOSS1
Q5R1W6, TKT_PANTR A6YB01, TKT_PHYPO P34736, TKT_PICST
Q5R4C1, TKT_PONAB P84540, TKT_POPEU P50137, TKT_RAT
P58333, TKT_RHIME P0CZ16, TKT_RHOCA D5AV94, TKT_RHOCB
Q9URM2, TKT_SCHPO P56900, TKT_SINMW Q5HG77, TKT_STAAC
P66962, TKT_STAAM P99161, TKT_STAAN Q6GH64, TKT_STAAR
Q6G9L6, TKT_STAAS P66963, TKT_STAAW Q5HPJ9, TKT_STAEQ
Q8CPC7, TKT_STAES Q5XAK5, TKT_STRP6 Q8NZX4, TKT_STRP8
P22976, TKT_STRPN O83571, TKT_TREPA

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