CHEBI:60492 - magnesium protoporphyrin(2−)

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ChEBI Name magnesium protoporphyrin(2−)
ChEBI ID CHEBI:60492
ChEBI ASCII Name magnesium protoporphyrin(2-)
Definition The conjugate base of magnesium protoporphyrin, formed by deprotonation of the carboxyethyl groups at C-13 and C-17. It is the principal species at pH 7.3.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula C34H30MgN4O4
Net Charge -2
Average Mass 582.944
Monoisotopic Mass 582.21284
InChI InChI=1S/C34H34N4O4.Mg/c1-7-21-17(3)25-13-26-19(5)23(9-11-33(39)40)31(37-26)16-32-24(10-12-34(41)42)20(6)28(38-32)15-30-22(8-2)18(4)27(36-30)14-29(21)35-25;/h7-8,13-16H,1-2,9-12H2,3-6H3,(H4,35,36,37,38,39,40,41,42);/q;+2/p-4/b25-13-,26-13-,27-14-,28-15-,29-14-,30-15-,31-16-,32-16-;
InChIKey REJJDEGSUOCEEW-RGGAHWMASA-J
SMILES CC1=C(CCC([O-])=O)C2=CC3=[N+]4C(=CC5=C(C)C(C=C)=C6C=C7C(C)=C(C=C)C8=[N+]7[Mg--]4(N2C1=C8)N56)C(C)=C3CCC([O-])=O
Roles Classification
Biological Role(s): cofactor
An organic molecule or ion (usually a metal ion) that is required by an enzyme for its activity. It may be attached either loosely (coenzyme) or tightly (prosthetic group).
(via porphyrins )
View more via ChEBI Ontology
ChEBI Ontology
Outgoing magnesium protoporphyrin(2−) (CHEBI:60492) is a magnesium porphyrin (CHEBI:25111)
magnesium protoporphyrin(2−) (CHEBI:60492) is conjugate base of magnesium protoporphyrin (CHEBI:15431)
Incoming magnesium protoporphyrin (CHEBI:15431) is conjugate acid of magnesium protoporphyrin(2−) (CHEBI:60492)
Synonym Source
Mg-protoporphyrin IX UniProt
Last Modified
26 May 2023