PDB Chemical Component HEB

Experimental Model

Chemical Description

Name HEME B/C
Synonyms HYBRID BETWEEN B AND C TYPE HEMES (PROTOPORPHYRIN IX CONTAINING FE)
Formula C34 H34 Fe N4 O4
Formal charge 0
Molecular weight 618.503 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 77
Chiral atom count 0
Bond count 84
Aromatic bond count 22

Chemical Descriptors

Stereo SMILES (CACTVS) CCC1=C(C)C2=N3|[Fe]45|N6=C(C=c7n4c(=C2)c(C)c7CCC(O)=O)C(=C(C)C6=Cc8n5c(C=C13)c(C)c8C=C)CCC(O)=O
SMILES (CACTVS) CCC1=C(C)C2=N3|[Fe]45|N6=C(C=c7n4c(=C2)c(C)c7CCC(O)=O)C(=C(C)C6=Cc8n5c(C=C13)c(C)c8C=C)CCC(O)=O
Stereo SMILES (OpenEye) CCC1=C(C2=[N]3C1=Cc4c(c(c5n4[Fe]36[N]7=C(C=C8N6C(=C2)C(=C8CCC(=O)O)C)C(=C(C7=C5)C)CCC(=O)O)C=C)C)C
InChI descriptor InChI=1/C34H36N4O4.Fe/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;/h8,13-16H,2,7,9-12H2,1,3-6H3,(H4,35,36,37,38,39,40,41,42);/q;+2/p-2/b25-13-,26-13-,27-14-,28-15-,29-14-,30-15-,31-16-,32-16-;/fC34H34N4O4.Fe/h39,41H;/q-2;m/rC34H34FeN4O4/c1-7-21-17(3)25-13-26-19(5)23(9-11-33(40)41)31-16-32-24(10-12-34(42)43)20(6)28-15-30-22(8-2)18(4)27-14-29(21)36(25)35(37(27)30,38(26)31)39(28)32/h8,13-16H,2,7,9-12H2,1,3-6H3,(H,40,41)(H,42,43)/f/h40,42H
InChIKey descriptor NEGHHAJBRZGUAY-ICENSXKYDL

Status Information

Last modified 2021-03-01
Created 1999-07-08
Release status REL
Model PDB code 1QQ3
Processing site RCSB