PDB Chemical Component PLO

Ideal Model

Chemical Description

Name (3BETA)-3-HYDROXYPREGN-5-EN-20-ONE
Synonyms PREGNENOLONE
Formula C21 H32 O2
Formal charge 0
Molecular weight 316.478 g/mol
Component type NON-POLYMER

Chemical features

Atom count 55
Chiral atom count 7
Chiral atoms C3 C8 C9 C10 C13 C14 C17
Bond count 58
Aromatic bond count 0

Chemical Identifiers

Systematic name (ACDLabs) (3alpha,8alpha)-3-hydroxypregn-5-en-20-one
Systematic name (OpenEye OEToolkits) 1-[(3S,8S,9S,10R,13S,14S,17S)-3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone

Chemical Descriptors

Stereo SMILES (CACTVS) CC(=O)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O)CC[C@]4(C)[C@H]3CC[C@]12C
SMILES (CACTVS) CC(=O)[CH]1CC[CH]2[CH]3CC=C4C[CH](O)CC[C]4(C)[CH]3CC[C]12C
Stereo SMILES (OpenEye) CC(=O)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CC[C@@H](C4)O)C)C
InChI descriptor InChI=1S/C21H32O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h4,15-19,23H,5-12H2,1-3H3/t15-,16-,17+,18-,19-,20-,21+/m0/s1
InChIKey descriptor ORNBQBCIOKFOEO-QGVNFLHTSA-N

Status Information

Last modified 2011-06-04
Created 2003-07-31
Release status REL
Model PDB code 1Q20
Processing site RCSB