Erythromycin

Synonym(s): Ilotycin

Class: Macrolide (14-membered macrolide)

Spectrum of activity:	Gram-positive
Details of activity:	Binds to the peptidyl transferase component of the 50S subunit of ribosomes, thus inhibiting peptide bond formation and bacterial protein synthesis. It is active against Gram-positive bacteria.
Description:	Natural product produced by the bacteria Saccharopolyspora. Systemic and topical application.
Year first mentioned:	1952
Development status:	Approved, off-patent

Chemical structure(s):
Canonical SMILES:	CC[C@@H]1[C@](C)([C@@H]([C@@H](C)C(=O)[C@H](C)C[C@](C)([C@@H]([C@@H](C)[C@@H]([C@@H](C)C(=O)O1)O[C@H]2C[C@](C)([C@H]([C@H](C)O2)O)OC)O[C@H]3[C@@H]([C@H](C[C@@H](C)O3)N(C)C)O)O)O)O
Isomeric SMILES:	CC[C@@H]1[C@@]([C@@H]([C@H](C(=O)[C@@H](C[C@@]([C@@H]([C@H]([C@@H]([C@H](C(=O)O1)C)O[C@H]2C[C@@]([C@H]([C@@H](O2)C)O)(C)OC)C)O[C@H]3[C@@H]([C@H](C[C@H](O3)C)N(C)C)O)(C)O)C)C)O)(C)O
InChI:	InChI=1S/C37H67NO13/c1-14-25-37(10,45)30(41)20(4)27(39)18(2)16-35(8,44)32(51-34-28(40)24(38(11)12)15-19(3)47-34)21(5)29(22(6)33(43)49-25)50-26-17-36(9,46-13)31(42)23(7)48-26/h18-26,28-32,34,40-42,44-45H,14-17H2,1-13H3/t18-,19-,20+,21+,22-,23+,24+,25-,26+,28-,29+,30-,31+,32-,34+,35-,36-,37-/m1/s1
InChI Key:	ULGZDMOVFRHVEP-RWJQBGPGSA-N
Structure link:	https://pubchem.ncbi.nlm.nih.gov/compound/12560

External links:
Guide to Pharmacology:	erythromycin
Main Source:	https://www.nejm.org/doi/10.1056/NEJM195208142470710?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub%20%200pubmed
Citations:	https://www.science.org/doi/10.1126/science.143.3613.1445 https://pubs.acs.org/doi/10.1021/ja01618a092 https://www.sciencedirect.com/science/article/pii/S0140673652915572