- porphyrinogen
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porphyrinogen
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porphyrinogen — por·phy·rin·o·gen (por″fə rinґə jən) the reduced form of a porphyrin, containing pyrrole rings linked by methylene ( CH2 ) instead of methylidyne bridges. The porphyrinogen forms are the functional intermediates in the… … Medical dictionary
porphyrinogen — … Useful english dictionary
Tetrapyrrol — Die Grundformen der cyclischen Tetrapyrrole (Pyrrol, Porphin, Porphyrin, Porphyrinogen Tetrapyrrole sind chemische Verbindungen, die in Form zyklischer Tetrapyrrole (Porphyrine) als Grundstrukturmotiv aller Chlorophylle sowie des Häms, eines… … Deutsch Wikipedia
Coproporphyrinogen III oxidase — Coproporphyrinogen oxidase PDB rendering based on 2aex … Wikipedia
Tetrapyrrole — Die Grundformen der cyclischen Tetrapyrrole (Pyrrol, Porphin, Porphyrin, Porphyrinogen Tetrapyrrole sind chemische Verbindungen, die in Form zyklischer Tetrapyrrole (Porphyrine) als Grundstrukturmotiv aller Chlorophylle sowie des Häms, eines… … Deutsch Wikipedia
coproporphyrinogen — See porphyrinogens. c. oxidase an enzyme that catalyzes a step in porphyrin biosynthesis, reacting c. III and O2 to form protoporphyrinogen IX and 2CO2. A deficiency of this enzyme will result in hereditary … Medical dictionary
porphyrin — SYN: porphin. * * * por·phy·rin pȯr fə rən n any of various compounds with a structure that consists essentially of four pyrrole rings joined by four =CH groups esp one (as chlorophyll or hemoglobin) containing a central metal atom and usu.… … Medical dictionary
uroporphyrinogen — See porphyrinogens. u. decarboxylase an enzyme that participates in heme biosynthesis; it catalyzes the decarboxylation of uroporphyrin III to produce coproporphyrinogen III; it also acts on uroporphyrin I; a deficiency of this … Medical dictionary
protoporphyrinogen — pro·to·por·phy·rin·o·gen (pro″to por″fə rinґə jən) a porphyrinogen (q.v.) in which two pyrrole rings each have one methyl and one propionate side chain and the other two pyrrole rings each have one methyl and one vinyl… … Medical dictionary
Порфириноген — Порфириноген … Википедия
