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Kobalamin Cbl vitamin B12 ce zagalna nazva dlya dekilkoh kompleksnih spoluk sho mistit v svoyemu skladi atom kobaltu zvidki pohodit nazva spoluki Navkolo centralnogo atomu kobaltu znahodyatsya chotiri atomu nitrogenu z chotiroh tetrapirolnih korinovih en kilec 1 Kobalamin verhnij ligand atomu kobaltu poznachenij yak RKobalamin ye vitaminom grupi B 2 V zalezhnosti vid ligandu sho zv yazanij z ionom kobaltu kobalamin buvaye nastupnim Cianokobalamin R CN Gidroksokobalamin en R OH Metilkobalamin en R CH3 aktivna forma vitaminu B12 Adenozilkobalamin en R Ado takozh ye aktivnoyu formoyu vitaminu B12Vitamin B12 najchastishe ye u formi ciankoblaminomu CNCbl Jogo vidkrili yak faktor sho dopomagaye v likuvanni zloyakisnoyi anemiyi sho zaraz vidoma takozh yak anemiya sprichinena nestacheyu vitaminu B12 Isnuye dekilka form koblaminu vidriznyayutsya voni lishe ligandom yakij priyednuyetsya do atomu kobaltu Deyaki z cih form ye fiziologichnimi Tak adenozilkobalamin abo kobamamid AdoCbl ta metilkobalamin MeCbl ye koenzimami MeCbl dlya fermentu metionin sintazi citozolyu AdoCbl dlya metilamonil KoA mutazi mitohondrij Promizhnoyu formoyu v fiziologichnih umovah ye gidroksikobalamin HOCbl 1 Div takozh RedaguvatiVitamini grupi BPrimitki Redaguvati a b Obeid Rima Fedosov Sergey N Nexo Ebba July 2015 Cobalamin coenzyme forms are not likely to be superior to cyano and hydroxyl cobalamin in prevention or treatment of cobalamin deficiency Molecular Nutrition amp Food Research 59 7 s 1364 1372 ISSN 1613 4133 PMC PMC4692085 PMID 25820384 doi 10 1002 mnfr 201500019 Arhiv originalu za 10 Bereznya 2018 Procitovano 9 Bereznya 2018 Pubchem Cobalamin pubchem ncbi nlm nih gov angl Arhiv originalu za 10 Bereznya 2018 Procitovano 9 bereznya 2018 Otrimano z https uk wikipedia org w index php title Kobalamin amp oldid 40337215