PDB Chemical Component CLA

Ideal Model

Chemical Description

Name CHLOROPHYLL A
Formula C55 H72 Mg N4 O5
Formal charge 2
Molecular weight 893.489 g/mol
Component type NON-POLYMER
Ambiguous Chemistry Warning The chemical description of this component is not well described in this definition. Descriptors and chemical names should be used with caution.

Chemical features

Atom count 137
Chiral atom count 8
Chiral atoms NA C2A C3A NC ND CBD C8 C13
Bond count 145
Aromatic bond count 5

Chemical Descriptors

Stereo SMILES (CACTVS) CCC1=C(C)C2=Cc3n4c(C=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]47[N@]8C(=CC1=[N@@+]27)C(=C9C(=O)[C@H](C(=O)OC)C6=C89)C)c(C)c3C=C
SMILES (CACTVS) CCC1=C(C)C2=Cc3n4c(C=C5[CH](C)[CH](CCC(=O)OCC=C(C)CCC[CH](C)CCC[CH](C)CCCC(C)C)C6=[N+]5[Mg]47[N]8C(=CC1=[N+]27)C(=C9C(=O)[CH](C(=O)OC)C6=C89)C)c(C)c3C=C
Stereo SMILES (OpenEye) CCC1=C(c2cc3c(c(c4n3[Mg]56[n+]2c1cc7n5c8c(c9[n+]6c(c4)[C@H]([C@@H]9CCC(=O)OC/C=C(\C)/CCC[C@H](C)CCC[C@H](C)CCCC(C)C)C)[C@H](C(=O)c8c7C)C(=O)OC)C)C=C)C
InChI descriptor 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;+4/p-1/b34-26+;/t32-,33-,37+,41+,51-;/m1./s1
InChIKey descriptor VIQFHHZSLDFWDU-AENOIHSZSA-M

Status Information

Last modified 2012-07-18
Created 1999-07-08
Release status REL
Model PDB code 1JB0
Processing site RCSB