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NiceZyme View of ENZYME: EC 1.2.1.8

Accepted Name
Betaine-aldehyde dehydrogenase.
Alternative Name(s)
BADH.
Betaine aldehyde dehydrogenase.
Betaine aldehyde oxidase.
Reaction catalysed
Betaine aldehyde + NAD(+) + H(2)O <=> betaine + NADH
Comment(s)
  • In many bacteria, plants and animals, the osmoprotectant betaine is synthesized in two steps: (1) choline to betaine aldehyde and (2) betaine aldehyde to betaine.
  • This enzyme is involved in the second step and appears to be the same in plants, animals and bacteria.
  • In contrast, different enzymes are involved in the first reaction.
  • In plants, this reaction is catalyzed by EC 1.14.15.7, whereas in animals and many bacteria, it is catalyzed by either membrane-bound choline dehydrogenase (EC 1.1.99.1) or soluble choline oxidase (EC 1.1.3.17).
  • In some bacteria, betaine is synthesized from glycine through the actions of EC 2.1.1.156 and EC 2.1.1.157.
Cross-references
Biochemical Pathways; map number(s)B8
PROSITEPDOC00068
BRENDA1.2.1.8
EC2PDB1.2.1.8
PRIAM enzyme-specific profiles1.2.1.8
KEGG Ligand Database for Enzyme Nomenclature1.2.1.8
IUBMB Enzyme Nomenclature1.2.1.8
IntEnz1.2.1.8
MEDLINEFind literature relating to 1.2.1.8
MetaCyc1.2.1.8
UniProtKB/Swiss-Prot
Q9S795, BADH1_ARATH;  Q9STS1, BADH2_ARATH;  O04895, BADH_AMAHP;  
P42757, BADH_ATRHO;  P28237, BADH_BETVU;  P56533, BADH_GADCA;  
Q40024, BADH_HORVU;  O24174, BADH_ORYSJ;  O59808, BADH_SCHPO;  
P17202, BADH_SPIOL;  P54222, BETB1_RHIME;  Q92YD2, BETB2_RHIME;  
Q6FDF8, BETB_ACIAD;  B7GYG4, BETB_ACIB3;  B7I896, BETB_ACIB5;  
B2HV80, BETB_ACIBC;  B0VST2, BETB_ACIBS;  A3M365, BETB_ACIBT;  
B0V944, BETB_ACIBY;  Q8UH56, BETB_AGRT5;  P71016, BETB_BACSU;  
B2SA42, BETB_BRUA1;  Q2YMP8, BETB_BRUA2;  Q57EI0, BETB_BRUAB;  
A9M9H7, BETB_BRUC2;  Q8YFY0, BETB_BRUME;  A5VPA5, BETB_BRUO2;  
B0CKN3, BETB_BRUSI;  Q8G1Z9, BETB_BRUSU;  B1Z033, BETB_BURA4;  
Q1BQE1, BETB_BURCA;  B1K708, BETB_BURCC;  A0B2F6, BETB_BURCH;  
B4EHJ1, BETB_BURCJ;  Q0B712, BETB_BURCM;  A9AN00, BETB_BURM1;  
A3MEC6, BETB_BURM7;  A2RWD6, BETB_BURM9;  Q62CH7, BETB_BURMA;  
A1UVS4, BETB_BURMS;  A3P6B0, BETB_BURP0;  Q3JLL8, BETB_BURP1;  
A3NKP8, BETB_BURP6;  B2JS88, BETB_BURP8;  B2TCJ9, BETB_BURPP;  
Q63KK8, BETB_BURPS;  Q39A43, BETB_BURS3;  A4JJG5, BETB_BURVG;  
Q13NG6, BETB_BURXL;  Q9L4K1, BETB_CHRSD;  A7ZI51, BETB_ECO24;  
B7MCD1, BETB_ECO45;  Q7AH91, BETB_ECO57;  B5Z1R1, BETB_ECO5E;  
B7NK50, BETB_ECO7I;  B7M2V6, BETB_ECO8A;  B1XET7, BETB_ECODH;  
A7ZWV5, BETB_ECOHS;  Q0TKW0, BETB_ECOL5;  Q8FKI8, BETB_ECOL6;  
B1J0W5, BETB_ECOLC;  P17445, BETB_ECOLI;  B7N8L4, BETB_ECOLU;  
B6I075, BETB_ECOSE;  B1LIJ8, BETB_ECOSM;  Q6D6E0, BETB_ERWCT;  
B5Y007, BETB_KLEP3;  A6W2P7, BETB_MARMS;  A6X2G8, BETB_OCHA4;  
Q48CM6, BETB_PSE14;  A6VEI4, BETB_PSEA7;  B7V5R4, BETB_PSEA8;  
Q02DY9, BETB_PSEAB;  Q9HTJ1, BETB_PSEAE;  Q1IG69, BETB_PSEE4;  
Q4K4K8, BETB_PSEF5;  A4XPI6, BETB_PSEMY;  A5WA96, BETB_PSEP1;  
Q3K5H4, BETB_PSEPF;  B0KN18, BETB_PSEPG;  Q88CW7, BETB_PSEPK;  
B1J2K9, BETB_PSEPW;  Q88AE9, BETB_PSESM;  Q4ZM62, BETB_PSEU2;  
A4VKC2, BETB_PSEU5;  B3PTE1, BETB_RHIE6;  Q2KB42, BETB_RHIEC;  
Q1MJU3, BETB_RHIL3;  Q985M6, BETB_RHILO;  B5ZUG3, BETB_RHILW;  
A3PI00, BETB_RHOS1;  Q3J4E9, BETB_RHOS4;  A4WUY6, BETB_RHOS5;  
A8GBX8, BETB_SERP5;  Q0T7M9, BETB_SHIF8;  A6U6Y9, BETB_SINMW;  
B4SHW0, BETB_STRM5;  B2FQ90, BETB_STRMK;  A7N2Q0, BETB_VIBHB;  
Q87H52, BETB_VIBPA;  Q8D3K3, BETB_VIBVU;  Q7MF13, BETB_VIBVY;  
Q8PPG7, BETB_XANAC;  Q3BXK7, BETB_XANC5;  Q4UYN4, BETB_XANC8;  
B0RNV0, BETB_XANCB;  Q8P5D8, BETB_XANCP;  A7FKL5, BETB_YERP3;  
Q1C931, BETB_YERPA;  B2K8U5, BETB_YERPB;  Q8ZGV9, BETB_YERPE;  
Q1CFR8, BETB_YERPN;  A4TNP1, BETB_YERPP;  Q66D53, BETB_YERPS;  
B1JSQ9, BETB_YERPY;  

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