ENZYME entry: EC 6.6.1.1

Accepted Name
Magnesium chelatase.
Alternative Name(s)
Magnesium-chelatase.
Magnesium-protoporphyrin chelatase.
Magnesium-protoporphyrin IX chelatase.
Mg-chelatase.
Mg-protoporphyrin IX chelatase.
Mg-protoporphyrin IX magnesio-lyase.
Protoporphyrin IX magnesium-chelatase.
Protoporphyrin IX Mg-chelatase.
Reaction catalysed
ATP + protoporphyrin IX + Mg(2+) + H(2)O <=> ADP + phosphate + Mg-protoporphyrin IX + 2 H(+)
Comment(s)
This is the first committed step of chlorophyll biosynthesis and is a branchpoint of two major routes in the tetrapyrrole pathway.
Cross-references
BRENDA6.6.1.1
EC2PDB6.6.1.1
ExplorEnz6.6.1.1
PRIAM enzyme-specific profiles6.6.1.1
KEGG Ligand Database for Enzyme Nomenclature6.6.1.1
IUBMB Enzyme Nomenclature6.6.1.1
IntEnz6.6.1.1
MEDLINEFind literature relating to 6.6.1.1
MetaCyc6.6.1.1
UniProtKB/Swiss-Prot
O50313, BCHD_CHLP8;  Q93SW0, BCHD_CHLTE;  Q9ZGE6, BCHD_HELMO;  
P26175, BCHD_RHOCB;  O34845, BCHD_RHOS4;  O50314, BCHH_CHLP8;  
P26162, BCHH_RHOCB;  Q9RFD5, BCHH_RHOS4;  Q9WXA9, BCHI_ACIRU;  
O50312, BCHI_CHLP8;  Q93SW1, BCHI_CHLTE;  P26239, BCHI_RHOCB;  
O30819, BCHI_RHOS4;  P26174, BCHO_RHOCA;  Q9SJE1, CHLD_ARATH;  
B8AMB8, CHLD_ORYSI;  Q6ATS0, CHLD_ORYSJ;  O22437, CHLD_PEA;  
O07345, CHLD_SYNE7;  P72772, CHLD_SYNY3;  O24133, CHLD_TOBAC;  
Q9FNB0, CHLH_ARATH;  B8ANF1, CHLH_ORYSI;  Q10M50, CHLH_ORYSJ;  
P16127, CHLI1_ARATH;  Q5XF33, CHLI2_ARATH;  Q44498, CHLI_ANAVA;  
Q06J65, CHLI_BIGNA;  Q94FT3, CHLI_CHLRE;  P56304, CHLI_CHLVU;  
Q9TLX7, CHLI_CYACA;  P48101, CHLI_CYAPA;  P31205, CHLI_EUGGR;  
Q39516, CHLI_GUITH;  Q9MUT3, CHLI_MESVI;  Q9TL08, CHLI_NEPOL;  
P58571, CHLI_NOSS1;  P49469, CHLI_ODOSI;  Q32742, CHLI_OLILU;  
A2XIK9, CHLI_ORYSI;  Q53RM0, CHLI_ORYSJ;  P51394, CHLI_PORPU;  
Q1XD93, CHLI_PYRYE;  P93162, CHLI_SOYBN;  P51634, CHLI_SYNY3;  
O22436, CHLI_TOBAC;  

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