A cikin wannan takarda, an gabatar da mahimman amino acid guda biyu, glycine (Gly) da alanine (Ala).Wannan yafi saboda suna iya aiki azaman tushen amino acid kuma ƙara ƙungiyoyi zuwa gare su na iya haifar da wasu nau'ikan amino acid.
Glycine yana da ɗanɗano mai daɗi na musamman, don haka sunan Ingilishi ya fito daga Girkanci glykys (mai dadi).Fassarar Sinanci na glycine ba kawai yana da ma'anar "mai dadi", amma har ma yana da irin wannan furci, wanda za'a iya kiransa samfurin "aminci, nasara da ladabi".Saboda dandano mai dadi, glycine sau da yawa ana amfani da shi azaman kayan ƙanshi a cikin masana'antar abinci don cire haushi da ƙara zaƙi.Sarkar gefen glycine karama ce tare da zarra na hydrogen guda daya.Hakan ya sa ya bambanta.Amino acid ne na asali ba tare da chirality ba.
Glycine a cikin sunadaran suna da alaƙa da ƙananan girmansa da sassauci.Alal misali, nau'i-nau'i uku na helix conformation na collagen na musamman ne.Dole ne a sami glycine guda ɗaya ga kowane saura biyu, in ba haka ba zai haifar da cikas da yawa.Hakazalika, haɗin kai tsakanin yankuna biyu na furotin sau da yawa yana buƙatar glycine don samar da sassaucin daidaituwa.Duk da haka, idan glycine ya kasance mai sauƙi, kwanciyar hankali ba dole ba ne.
Glycine yana ɗaya daga cikin masu ɓarna yayin ƙirƙirar α-helix.Dalili kuwa shi ne, sarƙoƙin gefe sun yi ƙanƙanta don daidaita daidaituwar kwata-kwata.Bugu da ƙari, ana amfani da glycine sau da yawa don shirya maganin buffer.Wadanda daga cikinku masu yin electrophoresis sukan tuna cewa.
Sunan alanine na Ingilishi ya fito ne daga Jamusanci acetaldehyde, kuma sunan Sinanci ya fi sauƙi a fahimta saboda alanine yana ɗauke da carbons guda uku kuma sunansa na sinadari alanine.Wannan suna ne mai sauƙi, kamar yadda yanayin amino acid yake.Sashin gefen alanine yana da rukunin methyl guda ɗaya kuma ya ɗan fi girma fiye da na glycine.Lokacin da na zana tsarin tsarin don sauran amino acid 18, na ƙara ƙungiyoyi zuwa alanine.A cikin sunadaran, alanine kamar bulo ne, kayan gini na yau da kullun wanda baya rikici da kowa.
Sashin gefen alanine yana da ɗan tsangwama kuma yana cikin α-helix, wanda shine daidaituwa.Hakanan yana da ƙarfi sosai lokacin da β-folded.A cikin aikin injiniyan furotin, idan kuna son canza amino acid ba tare da takamaiman manufa akan furotin ba, za ku iya gabaɗaya musanya shi zuwa alanine, wanda ba shi da sauƙi don lalata gabaɗayan haɓakar furotin.
Lokacin aikawa: Mayu-29-2023