PDB Chemical Component FK5

Ideal Model

Chemical Description

Name 8-DEETHYL-8-[BUT-3-ENYL]-ASCOMYCIN
Synonyms K506
Formula C44 H69 N O12
Formal charge 0
Molecular weight 804.018 g/mol
Component type NON-POLYMER

Chemical features

Atom count 126
Chiral atom count 14
Chiral atoms C2 C10 C11 C13 C14 C15 C17 C21 C24 C25 C26 C29 C31 C32
Bond count 129
Aromatic bond count 0

Chemical Identifiers

Systematic name (ACDLabs) (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-5,19-dihydroxy-3-{(E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl}-14,16-dimethoxy-4,10,12,18-tetramethyl-8-prop-2-en-1-yl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-3H-15,19-epoxypyrido[2,1-c][1,4]oxazacyclotricosine-1,7,20,21(4H,23H)-tetrone

Chemical Descriptors

Stereo SMILES (CACTVS) CO[C@@H]1C[C@@H](CC[C@H]1O)/C=C(C)/[C@H]2OC(=O)[C@@H]3CCCCN3C(=O)C(=O)[C@]4(O)O[C@H]([C@H](C[C@@H](C)C\C(=C\[C@@H](CC=C)C(=O)C[C@H](O)[C@H]2C)C)OC)[C@H](C[C@H]4C)OC
SMILES (CACTVS) CO[CH]1C[CH](CC[CH]1O)C=C(C)[CH]2OC(=O)[CH]3CCCCN3C(=O)C(=O)[C]4(O)O[CH]([CH](C[CH](C)CC(=C[CH](CC=C)C(=O)C[CH](O)[CH]2C)C)OC)[CH](C[CH]4C)OC
Stereo SMILES (OpenEye) C[C@@H]1C[C@@H]([C@@H]2[C@H](C[C@H]([C@@](O2)(C(=O)C(=O)N3CCCC[C@H]3C(=O)O[C@@H]([C@@H]([C@H](CC(=O)[C@@H](\C=C(\C1)/C)CC=C)O)C)/C(=C/[C@@H]4CC[C@H]([C@@H](C4)OC)O)/C)O)C)OC)OC
InChI descriptor InChI=1S/C44H69NO12/c1-10-13-31-19-25(2)18-26(3)20-37(54-8)40-38(55-9)22-28(5)44(52,57-40)41(49)42(50)45-17-12-11-14-32(45)43(51)56-39(29(6)34(47)24-35(31)48)27(4)21-30-15-16-33(46)36(23-30)53-7/h10,19,21,26,28-34,36-40,46-47,52H,1,11-18,20,22-24H2,2-9H3/b25-19+,27-21+/t26-,28+,29+,30-,31+,32-,33+,34-,36+,37-,38-,39+,40+,44+/m0/s1
InChIKey descriptor QJJXYPPXXYFBGM-LFZNUXCKSA-N

Status Information

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