Protein

Mawallafi: Peter Berry
Ranar Halitta: 18 Yuli 2021
Sabuntawa: 6 Yiwu 2024
Anonim
What is a Protein? (from PDB-101)
Video: What is a Protein? (from PDB-101)

Wadatacce

Da sunan furotin An san molecules waɗanda suka ƙunshi amino acid, waɗanda ke da alaƙa da wani nau'in haɗin gwiwa da aka sani da peptide bond. Sunadaran sun kai kusan rabin busasshen nauyin kyallen takarda (da kashi 20% na nauyin jikin ɗan adam), kuma babu wani tsarin nazarin halittu wanda bai haɗa da su ba.

Abun da ke cikin waɗannan kwayoyin shine carbon, hydrogen, oxygen da nitrogen. Tsari da tsari na amino acid da ke cikin furotin ya dogara ne da lambar halittar mutum, wato DNA.

Wane aiki suke cikawa?

Sunadarai suna da aiki wanda yake da mahimmanci don haɓaka, kuma galibi yana motsawa ta hanyar abun cikin nitrogen wanda baya cikin ɗayan sauran ƙwayoyin da aka haɗa ta abinci: carbohydrates da kuma mai.

Ba kamar waɗannan biyun ba, da furotin Ba su da aikin ajiyar makamashi, amma suna da muhimmiyar rawa a cikin kira da kiyaye wasu kyallen takarda ko abubuwan da ke cikin jiki kamar ruwan 'ya'yan itace na ciki, haemoglobin, bitamin da wasu enzymes. Hakazalika, suna taimakawa dauke da iskar gas daban -daban a cikin jini, kuma suna aiki azaman masu girgiza girgiza.


Tsakanin ayyukan gina jiki, a gefe guda, za su samar da mahimman amino acid don haɗa nama, kuma su yi aiki azaman masu nazarin halittu hanzarta saurin halayen sunadarai na metabolism. A ƙarshe, ana iya cewa sunadarai suna aiki tare da tsarin kariya, tunda ƙwayoyin cuta sunadaran kariya ne na halitta daga kamuwa da cuta ko wakilan ƙasashen waje.

Duba kuma: Menene abubuwa masu alama?

Kaya

Dangane da kaddarorin sunadaran, ana iya cewa kwanciyar hankali Shi ne mafi mahimmanci saboda dole ne sunadarai su kasance masu tsayayye a cikin muhallin da aka adana su ko kuma inda suke haɓaka aikin su, ta yadda za su iya ƙara tsawon rayuwarsu muddin zai yiwu su guji haifar da koma baya a cikin jiki.

A gefe guda, sunadaran suna da zazzabi da pH don kula da tabbatar da kwanciyar hankali, don haka an ce mallakar asali ta biyu ita ce ta solubility.


Wasu ƙananan kadarori kamar takamaiman, da Mai sarrafa pH kalaman ƙarfin lantarki su ma sun saba da wannan ajin kwayoyin.

Rarraba

An yi mafi yawan rarrabuwa na sunadarai bisa ga tsarin sinadaran su, daga cikin sunadarai masu sauki cewa kawai yana samar da amino acid lokacin da aka sanya hydrolyzed; da albam kuma globulins cewa suna narkewa a cikin ruwa kuma suna narkar da mafita; da masu guba kuma prolanins wadanda suke narkewa a ciki acid; da albinoids wadanda basa narkewa cikin ruwa; da conjugated sunadarai dauke da sassan da ba furotin ba da furotinabubuwan da aka samo asali wanda shine samfurin hydrolysis.

Muhimmancin abinci

Babban tushen furotin a cikin jiki shine abinci. Muhimmancin haɗa sunadarai a cikin abinci yana ba da fifiko na musamman ga yaran da ke cikin lokacin girma da kuma mata masu juna biyu, waɗanda ke buƙatar samar da sabbin sel.


Lokacin da mutane ke cin abinci 'ya'yan itatuwa kayan lambu ko nama Yawancin lokaci suna haɗa adadi mai yawa na sunadarai ta hanyar tsarin da aka sani da narkar da furotin, wanda ya ƙunshi ɓarkewar samfurin har sai an canza shi zuwa amino acid mai sauƙi, sannan a haɗa su cikin sunadarai ga jiki, a tsarin da aka sani da kira na gina jiki. Sai bayan wannan ana haɗa su cikin jiki.

Misalan sunadarai

FibrinogenAmylase enzyme
FibrinZeina
ElastinGamma globulin
GluteinHaemoglobin
Enzyme na lipasePepsin
ProlactinActin
CollagenEnzyme na protease
InsulinMyosin
CaseinAntibodies (ko immunoglobulins)
KeratinAlbumin

Duba kuma: Misalan Enzymes Digestive

Babban abinci mai gina jiki

SoyaSardauna
MadaraJingina alade
GanyeKaza
Manchego cukuNaman sa
Jingina cukuKazaure
Roquefort cukuAlmonds
Turkiya hamSausage na jini
Naman aladeKwai fari
KodMadara madara
Serrano hamHake
GyadaDodunan kodi
Salaminaman tunkiya
Kyafaffen naman aladePistachios
TunaKifi
Dafa naman aladeTafin kafa

Yana iya ba ku:

  • Misalan Carbohydrates
  • Misalan Lipids (Fats)
  • Misalan Abubuwan Mahimmancin (da aikin su)


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