CHEBI:16430 - precorrin-4

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ChEBI Name precorrin-4
ChEBI ID CHEBI:16430
Definition The intermediate in the biosynthesis of vitamin B12 from uroporphyrinogen III in which four methyl groups have been introduced at positions 2, 7, 17 and 20 of the tetrapyrrole framework, together with ring contraction of the framework forming a bond between C-1 and C-19, leaving C-20 as part of an acetyl group bonded to C-1.
Stars This entity has been manually annotated by the ChEBI Team.
Secondary ChEBI IDs CHEBI:14869, CHEBI:8373, CHEBI:14873, CHEBI:26223
Supplier Information
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Roles Classification
Biological Role(s): cofactor
An organic molecule or ion (usually a metal ion) that is required by an enzyme for its activity. It may be attached either loosely (coenzyme) or tightly (prosthetic group).
(via corrinoid )
Related Structures
precorrin-4 is a Functional Parent of
cobalt-precorrin-4
Mass : 949.81820
Formula : C44H50CoN4O16
3792
precorrin-4 is a Conjugate Acid of
precorrin-4(8-)
Mass : 900.83680
Formula : C44H44N4O17
57769
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