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Kamoo Li-Amino Acids li Fumanehang kateng

Li-amino acid ke karolo ea bohlokoa, leha ho le joalo e le motheo oa protheine, 'me e na le sehlopha sa amino le sehlopha sa carboxylic.Ba bapala karolo e kholo ts'ebetsong ea polelo ea liphatsa tsa lefutso, e kenyelletsang tokiso ea ts'ebetso ea protheine e thusang phetolelo ea lenģosa la RNA (mRNA) (Scot et al., 2006).

Ho na le mefuta e fetang 700 ea li-amino acid tse fumanoeng tlhahong.Hoo e ka bang kaofela ha tsona ke α-amino acid.Li fumaneha ho:
• libaktheria
• li-fungus
• bolele
• limela.

Li-amino acid ke likarolo tsa bohlokoa tsa peptide le liprotheine.Li-amino acid tse mashome a mabeli li bohlokoa bakeng sa bophelo kaha li na le li-peptide le liprotheine 'me li tsejoa e le litšiea tsa ho haha ​​​​libōpuoa tsohle tse phelang lefatšeng.Li sebelisetsoa ho etsa protheine synthesis.Li-amino acid li laoloa ke liphatsa tsa lefutso.Li-amino acid tse ling tse sa tloaelehang li fumanoa peōng ea limela.
Li-amino acid li hlahisoa ke protheine hydrolysis.Ho theosa le makholo a lilemo, li-amino acid li ’nile tsa sibolloa ka litsela tse fapaneng, le hoja haholo-holo e le ka litsebi tsa k’hemistri le biochemist ba bohlale bo phahameng ba neng ba e-na le litsebo le mamello e kholo ka ho fetisisa le ba neng ba e-na le boqapi le boqapi mosebetsing oa bona.

Lik'hemik'hale tsa protheine ke tsa khale, 'me tse ling li qalile lilemong tse likete tse fetileng.Mekhoa le ts'ebeliso ea tekheniki joalo ka ho lokisa sekhomaretsi, tlhahiso ea chisi esita le ho sibolloa ha ammonia ka ho sefa bolokoe, li etsahetse lilemong tse makholo tse fetileng.Ho ea pele ka nako ho ea ho 1820, Braconnot o ile a lokisa glycine ka ho toba ho tloha gelatin.O ne a leka ho utolla hore na liprotheine li sebetsa joalo ka starch kapa hore na li entsoe ka acid le tsoekere.

Le hoja tsoelo-pele e ne e lieha ka nako eo, e se e fumane lebelo le leholo, le hoja mekhoa e rarahaneng ea tlhahiso ea protheine e e-s'o ka e senoloa ho fihlela kajeno.Empa ho se ho fetile lilemo tse ngata ho tloha ha Braconnot a qala maikutlo a joalo.

Ho na le ho hongata ho lokelang ho sibolloa tlhahlobisong ea li-amino acid hammoho le ho fumana li-amino acid tse ncha.Bokamoso ba k'hemistri ea liprotheine le li-amino acid bo letse ho biochemistry.Hang ha seo se phethiloe—empa ho fihlela ka nako eo tsebo ea rōna ea li-amino acid le liprotheine e tla khotsofatsoa.Leha ho le joalo ho ka etsahala hore letsatsi leo le ke ke la fihla haufinyane.Sena sohle se eketsa sephiri, ho rarahana le boleng bo matla ba saense ba li-amino acid.


Nako ea poso: Apr-19-2021