Record Information
Version2.0
StatusDetected and Quantified
Creation Date2021-05-15 06:59:05 UTC
Update Date2025-10-07 16:04:16 UTC
Metabolite IDMMDBc0016314
Metabolite Identification
Common NameChromomycin A3
DescriptionChromomycin A3 is a glycosylated anthracycline antibiotic, belonging to the chemical class of chromomycins. Its chemical structure features a complex arrangement of aromatic rings, sugar moieties, and a lactone, which contribute to its ability to intercalate with DNA and influence chromatin structure. Chromomycin A3 is primarily utilized as a marker for chromatin de-condensation and DNA accessibility, with applications in various biological assays. For instance, it has been employed to evaluate sperm chromatin integrity and protamination levels, indicating its relevance in reproductive biology (PMID:40040334 , PMID:40062749 ). Additionally, Chromomycin A3 staining is used in flow cytometry to analyze chromatin structure (PMID:40202656 ) and assess sperm DNA damage, alongside other staining techniques (PMID:40022439 ). Its utility extends to the visualization of nucleolar organizer regions (NORs) and their heteromorphism (PMID:40174577 ). Furthermore, it aids in correlating sperm quality with genetic variants in mitochondrial genes (PMID:40038427 ). Overall, Chromomycin A3 serves as a crucial tool in the study of chromatin dynamics and cellular integrity across various biological contexts.
Structure
Synonyms
ValueSource
ToyomycinMeSH
ToyomicinMeSH
Molecular FormulaC57H82O26
Average Mass1183.257
Monoisotopic Mass1182.50943276
IUPAC Name6-{[(6S,7S)-6-({4-[(4-{[5-(acetyloxy)-4-hydroxy-4,6-dimethyloxan-2-yl]oxy}-5-hydroxy-6-methyloxan-2-yl)oxy]-5-hydroxy-6-methyloxan-2-yl}oxy)-7-[(1S,3S,4R)-3,4-dihydroxy-1-methoxy-2-oxopentyl]-4,10-dihydroxy-3-methyl-5-oxo-5,6,7,8-tetrahydroanthracen-2-yl]oxy}-4-[(4-hydroxy-5-methoxy-6-methyloxan-2-yl)oxy]-2-methyloxan-3-yl acetate
Traditional Name6-{[(6S,7S)-6-({4-[(4-{[5-(acetyloxy)-4-hydroxy-4,6-dimethyloxan-2-yl]oxy}-5-hydroxy-6-methyloxan-2-yl)oxy]-5-hydroxy-6-methyloxan-2-yl}oxy)-7-[(1S,3S,4R)-3,4-dihydroxy-1-methoxy-2-oxopentyl]-4,10-dihydroxy-3-methyl-5-oxo-7,8-dihydro-6H-anthracen-2-yl]oxy}-4-[(4-hydroxy-5-methoxy-6-methyloxan-2-yl)oxy]-2-methyloxan-3-yl acetate
CAS Registry NumberNot Available
SMILES
[H][C@](C)(O)[C@]([H])(O)C(=O)[C@@]([H])(OC)[C@]1([H])CC2=CC3=CC(OC4([H])CC([H])(OC5([H])CC([H])(O)C([H])(OC)C([H])(C)O5)C([H])(OC(C)=O)C([H])(C)O4)=C(C)C(O)=C3C(O)=C2C(=O)[C@@]1([H])OC1([H])CC([H])(OC2([H])CC([H])(OC3([H])CC(C)(O)C([H])(OC(C)=O)C([H])(C)O3)C([H])(O)C([H])(C)O2)C([H])(O)C([H])(C)O1
InChI Identifier
InChI=1S/C57H82O26/c1-21-34(79-40-19-37(53(26(6)75-40)77-28(8)59)82-38-16-33(61)52(70-11)25(5)74-38)15-31-13-30-14-32(54(71-12)51(68)46(63)22(2)58)55(50(67)44(30)49(66)43(31)45(21)62)83-41-18-35(47(64)24(4)73-41)80-39-17-36(48(65)23(3)72-39)81-42-20-57(10,69)56(27(7)76-42)78-29(9)60/h13,15,22-27,32-33,35-42,46-48,52-56,58,61-66,69H,14,16-20H2,1-12H3/t22-,23?,24?,25?,26?,27?,32+,33?,35?,36?,37?,38?,39?,40?,41?,42?,46+,47?,48?,52?,53?,54+,55+,56?,57?/m1/s1
InChI KeyZYVSOIYQKUDENJ-MNGCYDFMSA-N