PDB Chemical Component HEA

Ideal Model

Chemical Description

Name HEME-A
Formula C49 H56 Fe N4 O6
Formal charge 0
Molecular weight 852.837 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 116
Chiral atom count 1
Chiral atoms C11
Bond count 123
Aromatic bond count 10

Chemical Identifiers

Systematic name (ACDLabs) [3,3'-{7-ethenyl-17-formyl-12-[(1S,4E,8E)-1-hydroxy-5,9,13-trimethyltetradeca-4,8,12-trien-1-yl]-3,8,13-trimethylporphyrin-2,18-diyl-kappa~4~N~21~,N~22~,N~23~,N~24~}dipropanoato(2-)]iron

Chemical Descriptors

Stereo SMILES (CACTVS) CC(C)=CCC/C(C)=C/CC/C(C)=C/CC[C@H](O)C1=C(C)C2=N3|[Fe]45|N6=C(C=c7n4c(=C2)c(C=O)c7CCC(O)=O)C(=C(C)C6=Cc8n5c(C=C13)c(C)c8C=C)CCC(O)=O
SMILES (CACTVS) CC(C)=CCCC(C)=CCCC(C)=CCC[CH](O)C1=C(C)C2=N3|[Fe]45|N6=C(C=c7n4c(=C2)c(C=O)c7CCC(O)=O)C(=C(C)C6=Cc8n5c(C=C13)c(C)c8C=C)CCC(O)=O
Stereo SMILES (OpenEye) Cc1c2n3c(c1C=C)C=C4C(=C(C5=[N]4[Fe]36[N]7=C(C=C8N6C(=C5)C(=C8C=O)CCC(=O)O)C(=C(C7=C2)[C@H](CC/C=C(\C)/CC/C=C(\C)/CCC=C(C)C)O)C)CCC(=O)O)C
InChI descriptor InChI=1S/C49H58N4O6.Fe/c1-9-34-31(6)39-25-45-49(46(55)18-12-17-30(5)16-11-15-29(4)14-10-13-28(2)3)33(8)40(52-45)24-44-37(27-54)36(20-22-48(58)59)43(53-44)26-42-35(19-21-47(56)57)32(7)38(51-42)23-41(34)50-39;/h9,13,15,17,23-27,46,55H,1,10-12,14,16,18-22H2,2-8H3,(H4,50,51,52,53,54,56,57,58,59);/q;+2/p-2/b29-15+,30-17+,38-23-,39-25-,40-24-,41-23-,42-26-,43-26-,44-24-,45-25-;/t46-;/m0./s1
InChIKey descriptor ZGGYGTCPXNDTRV-PRYGPKJJSA-L

Status Information

Last modified 2023-10-11
Created 1999-07-08
Release status REL
Model PDB code 1OCR
Processing site RCSB