CHEBI:18230 - chlorophyll a

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name chlorophyll a
ChEBI ID CHEBI:18230
ChEBI ASCII Name chlorophyll a
Stars This entity has been manually annotated by the ChEBI Team.
Secondary ChEBI IDs CHEBI:48807, CHEBI:3631, CHEBI:13974, CHEBI:23157
Supplier Information
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Formula C55H72MgN4O5
Net Charge 0
Average Mass 893.48900
Monoisotopic Mass 892.53531
InChI InChI=1S/C55H73N4O5.Mg/c1-13-39-35(8)42-28-44-37(10)41(24-25-48(60)64-27-26-34(7)23-17-22-33(6)21-16-20-32(5)19-15-18-31(3)4)52(58-44)50-51(55(62)63-12)54(61)49-38(11)45(59-53(49)50)30-47-40(14-2)36(9)43(57-47)29-46(39)56-42;/h13,26,28-33,37,41,51H,1,14-25,27H2,2-12H3,(H-,56,57,58,59,61);/q-1;+2/p-1/b34-26+;/t32-,33-,37+,41+,51-;/m1./s1
InChIKey ATNHDLDRLWWWCB-AENOIHSZSA-M
SMILES CCC1=C(C)C2=Cc3c(C=C)c(C)c4C=C5[C@@H](C)[C@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)C6=[N+]5[Mg--]5(n34)n3c(=CC1=[N+]25)c(C)c1C(=O)[C@H](C(=O)OC)C6=c31
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 chlorophyll a (CHEBI:18230) has functional parent chlorophyllide a (CHEBI:16900)
chlorophyll a (CHEBI:18230) has role cofactor (CHEBI:23357)
chlorophyll a (CHEBI:18230) is a chlorophyll (CHEBI:28966)
chlorophyll a (CHEBI:18230) is a methyl ester (CHEBI:25248)
chlorophyll a (CHEBI:18230) is conjugate acid of chlorophyll a(1−) (CHEBI:58416)
Incoming 71-hydroxychlorophyll a (CHEBI:76032) has functional parent chlorophyll a (CHEBI:18230)
chlorophyll a(1−) (CHEBI:58416) is conjugate base of chlorophyll a (CHEBI:18230)
IUPAC Name
[(2E,7R,11R)-3,7,11,15-tetramethylhexadec-2-en-1-yl (22R,17S,18S)-7-ethyl-21,22,17,18-tetrahydro-22-(methoxycarbonyl)-3,8,13,17-tetramethyl-21-oxo-12-ethenylcyclopenta[at]porphyrin-18-propanoato(2−)]magnesium
Synonyms Sources
(SP-4-2)-((2E,7R,11R)-3,7,11,15-tetramethyl-2-hexadecenyl (3S,4S,21R)-9-ethenyl-14-ethyl-21-(methoxycarbonyl)-4,8,13,18-tetramethyl-20-oxo-3-phorbinepropanoato(2−)-κN23,κN24,κN25,κN26)-magnesium ChemIDplus
Chlorophyll ChemIDplus
Chlorophyll a KEGG COMPOUND
CHLOROPHYLL A PDBeChem
Manual Xrefs Databases
C00001528 KNApSAcK
C05306 KEGG COMPOUND
CLA PDBeChem
DB02133 DrugBank
MOL000003 COMe
View more database links
Registry Numbers Types Sources
1208847 Beilstein Registry Number Beilstein
4651978 Beilstein Registry Number Beilstein
475109 Gmelin Registry Number Gmelin
479-61-8 CAS Registry Number ChemIDplus
Last Modified
20 November 2019