Microcystin-LR

chemical compound
ChemicalSubstance type_of_chemical_entity Q6839436
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Microcystin-LR

Summary

Microcystin-LR is a type of chemical entity[1]. Microcystin-LR ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (20 views/month).[2]

Key Facts

  • Microcystin-LR's instance of is recorded as type of chemical entity[3].
  • Microcystin-LR's chemical structure is recorded as Microcystin-LR.svg[4].
  • Microcystin-LR's CAS Registry Number is recorded as 101043-37-2[5].
  • Microcystin-LR's EC number is recorded as 621-323-9[6].
  • Microcystin-LR's canonical SMILES is recorded as CC1C(NC(=O)C(NC(=O)C(C(NC(=O)C(NC(=O)C(NC(=O)C(=C)N(C(=O)CCC(NC1=O)C(=O)O)C)C)CC(C)C)C(=O)O)C)CCCN=C(N)N)C=CC(=CC(C)C(CC2=CC=CC=C2)OC)C[7].
  • Microcystin-LR's InChI is recorded as InChI=1S/C49H74N10O12/c1-26(2)23-37-46(66)58-40(48(69)70)30(6)42(62)55-35(17-14-22-52-49(50)51)45(65)54-34(19-18-27(3)24-28(4)38(71-10)25-33-15-12-11-13-16-33)29(5)41(61)56-36(47(67)68)20-21-39(60)59(9)32(8)44(64)53-31(7)43(63)57-37/h11-13,15-16,18-19,24,26,28-31,34-38,40H,8,14,17,20-23,25H2,1-7,9-10H3,(H,53,64)(H,54,65)(H,55,62)(H,56,61)(H,57,63)(H,58,66)(H,67,68)(H,69,70)(H4,50,51,52)/b19-18+,27-24+/t28-,29-,30-,31+,34-,35-,36+,37-,38-,40+/m0/s1[8].
  • Microcystin-LR's InChIKey is recorded as ZYZCGGRZINLQBL-GWRQVWKTSA-N[9].
  • Microcystin-LR's chemical formula is recorded as C₄₉H₇₄N₁₀O₁₂[10].
  • Microcystin-LR's subclass of is recorded as biogenic cyclopeptide[11].
  • Microcystin-LR's Commons category is recorded as Microcystin-LR[12].
  • Microcystin-LR's MeSH descriptor ID is recorded as C057862[13].
  • Microcystin-LR's ChEMBL ID is recorded as CHEMBL444092[14].
  • Microcystin-LR's Guide to Pharmacology Ligand ID is recorded as 4735[15].
  • Microcystin-LR's Freebase ID is recorded as /m/0j7lc4m[16].
  • Microcystin-LR's UNII is recorded as EQ8332842Y[17].
  • Microcystin-LR's ChemSpider ID is recorded as 4941647[18].
  • Microcystin-LR's PubChem CID is recorded as 445434[19].
  • Microcystin-LR's KEGG ID is recorded as C05371[20].
  • Microcystin-LR's ChEBI ID is recorded as 6925[21].
  • Microcystin-LR's found in taxon is recorded as Microcystis aeruginosa[22].
  • Microcystin-LR's found in taxon is recorded as Microcystis viridis[23].
  • Microcystin-LR's found in taxon is recorded as Nodularia spumigena[24].
  • Microcystin-LR's found in taxon is recorded as Fischerella[25].
  • Microcystin-LR's found in taxon is recorded as Anabaena[26].
  • Microcystin-LR's found in taxon is recorded as Romanoa[27].

Why It Matters

Microcystin-LR ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (20 views/month).[2]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . ECHA Substance Infocard database. Retrieved . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . ChEBI release 2020-09-01. wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . Medical Subject Headings. Retrieved . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . IUPHAR/BPS Guide to PHARMACOLOGY. Retrieved . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . LIQUID CHROMATOGRAPHY DETERMINATION AND LC-ESI-MS ANALYSIS OF MICROCYSTIN-LR FROM PCC STRAINS OFMICROCYSTIS AERUGINOSA. wikidata.org.
  21. [23] . Analysis and purification of toxic peptides from cyanobacteria by reversed-phase high-performance liquid chromatography. wikidata.org.
  22. [24] . Isolation of linear peptides related to the hepatotoxins nodularin and microcystins. wikidata.org.
  23. [25] . Biosynthesis of microcystin hepatotoxins in the cyanobacterial genus Fischerella.. wikidata.org.
  24. [26] . Genes coding for hepatotoxic heptapeptides (microcystins) in the cyanobacterium Anabaena strain 90. wikidata.org.
  25. [27] . Genes coding for hepatotoxic heptapeptides (microcystins) in the cyanobacterium Anabaena strain 90. wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Microcystin-LR. Retrieved May 3, 2026, from https://4ort.xyz/entity/microcystin-lr
MLA “Microcystin-LR.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/microcystin-lr.
BibTeX @misc{4ortxyz_microcystin-lr_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Microcystin-LR}}, year = {2026}, url = {https://4ort.xyz/entity/microcystin-lr}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Microcystin-LR — https://4ort.xyz/entity/microcystin-lr (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 21d ago · KaleemBot bot · 2026-05-01 view diff on Wikidata ↗
    Subclass of biogenic cyclopeptide
    Found in taxon Microcystis aeruginosa, Microcystis viridis, Nodularia spumigena +5
    Mass {'unit': 'Q483261', 'amount': '+994.548767808'}
    Stereoisomer of Q105386583, Microcystis viridis cyanoginosin
    + 5 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:مائیکروسسٹن-ایل آر]]"
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