Record Information
Version2.0
StatusDetected and Quantified
Creation Date2021-05-15 17:47:48 UTC
Update Date2025-10-07 16:07:49 UTC
Metabolite IDMMDBc0028159
Metabolite Identification
Common NameKlebsazolicin
DescriptionKlebsazolicin is a peptide antibiotic belonging to the class of ribosome-targeting compounds. Its chemical structure features a unique arrangement of heterocycles and amidine functionalities, which are crucial for its biological activity. The biosynthesis of klebsazolicin involves a specific pathway characterized by heterocyclization and N-terminal amidine formation, catalyzed by a single YcaO enzyme (PMID:29601195 ). This biosynthetic route highlights the complexity of its chemical formation and the intricate enzymatic processes involved. Klebsazolicin has been shown to inhibit the 70S ribosome by obstructing the peptide exit tunnel, thereby interfering with protein synthesis in bacterial cells (PMID:28846667 ). The total synthesis of klebsazolicin, along with its analogues, has been achieved to explore its structure-activity relationship, further elucidating its chemical properties (PMID:38923770 ). This antibiotic, derived from Klebsiella pneumoniae, represents a novel mechanism of action against bacterial pathogens, emphasizing the importance of understanding its chemical structure and the pathways involved in its synthesis and function (PMID:28846667 ).
Structure
Synonyms
ValueSource
2-{[(2S)-2-({2-[(2-{[(2S,3R)-2-[({2-[(1S)-1-{[(2S)-2-{[(2S)-2-{[(2S)-2-[({2-[(1S)-1-{[(2S)-1,3-dihydroxy-2-{[hydroxy({2-[(1S)-2-hydroxy-1-{[(2S)-1-hydroxy-2-{[hydroxy({2-[(1S)-1-[(1-hydroxy-2-{[hydroxy({1-[(2S)-3-hydroxy-2-{[(3S,6S)-5-hydroxy-3-[2-(C-hydroxycarbonimidoyl)ethyl]-6-(hydroxymethyl)-3,6-dihydropyrazin-2-yl]amino}propanoyl]pyrrolidin-2-yl})methylidene]amino}ethylidene)amino]-2-(C-hydroxycarbonimidoyl)ethyl]-1,3-thiazol-4-yl})methylidene]amino}propylidene]amino}ethyl]-1,3-thiazol-4-yl})methylidene]amino}propylidene]amino}-2-(C-hydroxycarbonimidoyl)ethyl]-1,3-oxazol-4-yl}(hydroxy)methylidene)amino]-1-hydroxypropylidene]amino}-1,3-dihydroxypropylidene]amino}-1-hydroxypropylidene]amino}-2-(C-hydroxycarbonimidoyl)ethyl]-1,3-thiazol-4-yl}(hydroxy)methylidene)amino]-1,3-dihydroxybutylidene]amino}-1-hydroxyethylidene)amino]-1-hydroxyethylidene}amino)-1-hydroxy-4-methylpentylidene]amino}acetateGenerator
Molecular FormulaC76H107N27O30S3
Average Mass1975.03
Monoisotopic Mass1973.683928675
IUPAC Name2-{[(2S)-2-({2-[(2-{[(2S,3R)-2-[({2-[(1S)-1-{[(2S)-2-{[(2S)-2-{[(2S)-2-[({2-[(1S)-1-{[(2S)-1,3-dihydroxy-2-{[hydroxy({2-[(1S)-2-hydroxy-1-{[(2S)-1-hydroxy-2-{[hydroxy({2-[(1S)-1-[(1-hydroxy-2-{[hydroxy({1-[(2S)-3-hydroxy-2-{[(3S,6S)-5-hydroxy-3-[2-(C-hydroxycarbonimidoyl)ethyl]-6-(hydroxymethyl)-3,6-dihydropyrazin-2-yl]amino}propanoyl]pyrrolidin-2-yl})methylidene]amino}ethylidene)amino]-2-(C-hydroxycarbonimidoyl)ethyl]-1,3-thiazol-4-yl})methylidene]amino}propylidene]amino}ethyl]-1,3-thiazol-4-yl})methylidene]amino}propylidene]amino}-2-(C-hydroxycarbonimidoyl)ethyl]-1,3-oxazol-4-yl}(hydroxy)methylidene)amino]-1-hydroxypropylidene]amino}-1,3-dihydroxypropylidene]amino}-1-hydroxypropylidene]amino}-2-(C-hydroxycarbonimidoyl)ethyl]-1,3-thiazol-4-yl}(hydroxy)methylidene)amino]-1,3-dihydroxybutylidene]amino}-1-hydroxyethylidene)amino]-1-hydroxyethylidene}amino)-1-hydroxy-4-methylpentylidene]amino}acetic acid
Traditional Name{[(2S)-2-({2-[(2-{[(2S,3R)-2-[({2-[(1S)-1-{[(2S)-2-{[(2S)-2-{[(2S)-2-[({2-[(1S)-1-{[(2S)-1,3-dihydroxy-2-{[hydroxy({2-[(1S)-2-hydroxy-1-{[(2S)-1-hydroxy-2-{[hydroxy({2-[(1S)-1-[(1-hydroxy-2-{[hydroxy({1-[(2S)-3-hydroxy-2-{[(3S,6S)-5-hydroxy-3-[2-(C-hydroxycarbonimidoyl)ethyl]-6-(hydroxymethyl)-3,6-dihydropyrazin-2-yl]amino}propanoyl]pyrrolidin-2-yl})methylidene]amino}ethylidene)amino]-2-(C-hydroxycarbonimidoyl)ethyl]-1,3-thiazol-4-yl})methylidene]amino}propylidene]amino}ethyl]-1,3-thiazol-4-yl})methylidene]amino}propylidene]amino}-2-(C-hydroxycarbonimidoyl)ethyl]-1,3-oxazol-4-yl}(hydroxy)methylidene)amino]-1-hydroxypropylidene]amino}-1,3-dihydroxypropylidene]amino}-1-hydroxypropylidene]amino}-2-(C-hydroxycarbonimidoyl)ethyl]-1,3-thiazol-4-yl}(hydroxy)methylidene)amino]-1,3-dihydroxybutylidene]amino}-1-hydroxyethylidene)amino]-1-hydroxyethylidene}amino)-1-hydroxy-4-methylpentylidene]amino}acetic acid
CAS Registry NumberNot Available
SMILES
[H][C@](C)(O)[C@]([H])(N=C(O)C1=CSC(=N1)[C@]([H])(CC(O)=N)N=C(O)[C@]([H])(C)N=C(O)[C@]([H])(CO)N=C(O)[C@]([H])(C)N=C(O)C1=COC(=N1)[C@]([H])(CC(O)=N)N=C(O)[C@]([H])(CO)N=C(O)C1=CSC(=N1)[C@]([H])(CO)N=C(O)[C@]([H])(C)N=C(O)C1=CSC(=N1)[C@]([H])(CC(O)=N)N=C(O)CN=C(O)C1([H])CCCN1C(=O)[C@]([H])(CO)NC1=N[C@@]([H])(CO)C(O)=N[C@@]1([H])CCC(O)=N)C(O)=NCC(O)=NCC(O)=N[C@@]([H])(CC(C)C)C(O)=NCC(O)=O
InChI Identifier
InChI=1S/C76H107N27O30S3/c1-29(2)12-35(62(122)84-19-56(117)118)88-54(115)17-81-53(114)16-83-71(131)57(33(6)109)102-69(129)47-28-135-74(100-47)38(15-52(80)113)94-59(119)30(3)85-63(123)40(21-105)95-60(120)31(4)86-66(126)44-25-133-72(98-44)36(13-50(78)111)93-65(125)41(22-106)96-68(128)46-27-136-75(101-46)42(23-107)97-61(121)32(5)87-67(127)45-26-134-73(99-45)37(14-51(79)112)89-55(116)18-82-70(130)48-8-7-11-103(48)76(132)43(24-108)91-58-34(9-10-49(77)110)92-64(124)39(20-104)90-58/h25-43,48,57,104-109H,7-24H2,1-6H3,(H2,77,110)(H2,78,111)(H2,79,112)(H2,80,113)(H,81,114)(H,82,130)(H,83,131)(H,84,122)(H,85,123)(H,86,126)(H,87,127)(H,88,115)(H,89,116)(H,90,91)(H,92,124)(H,93,125)(H,94,119)(H,95,120)(H,96,128)(H,97,121)(H,102,129)(H,117,118)/t30-,31-,32-,33+,34-,35-,36-,37-,38-,39-,40-,41-,42-,43-,48?,57-/m0/s1
InChI KeyRSVIJELKMXTPMI-CKSXXEILSA-N