Haem

{
  "id": "MLC-T-CHM-013141",
  "term": "Haem",
  "field": "Chemistry",
  "definition": "A prosthetic group consisting of an iron atom coordinated within a porphyrin ring, specifically protoporphyrin IX. This complex is responsible for oxygen transport and storage in many biological systems, including hemoglobin and myoglobin. The iron atom in haem can exist in different oxidation states, typically Fe(II) or Fe(III).",
  "subject": "Organic and Biomolecular Chemistry",
  "see_also": [
    "hemes"
  ],
  "references": [
    "PAC, 1995, 67, 1307. 'Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)' on page 1338 (https://doi.org/10.1351/pac199567081307)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/haem/"
}