ʻO TianJia Mea Hoʻohui Meaʻai L-Tyrosine

ʻO ka wehewehe pōkole:

Helu CAS:60-18-4

Packaging:25kg/ʻeke

Ka nui o ke kauoha:1000kgs

 

ʻO ka mānoanoa1.34

Lae hehee290 ℃

Lae paila314.29 ℃ (manaʻo koʻikoʻi)

Kahuli kiko'ī-11.65 ° (C=5, DIL HCL/H2O 50/50)

Kuhikuhi uila176 ℃

Ka hoʻoheheʻe wai0.45 g/L (25 ℃)

Ka hikiwaweʻAʻole hiki ke hoʻoheheʻe ʻia i ka wai (0.04%, 25 ℃), ʻaʻole hiki ke hoʻoheheʻe ʻia i ka ethanol anhydrous, ether, a me ka acetone, a hiki ke hoʻoheheʻe ʻia i nā ʻakika dilute a i ʻole nā ​​kumu.

Hōʻike hōʻike-12 ° (C=5, 1mol/LH

ʻO ka ʻakika coefficient2.2 (ma 25 ℃)

Waiwai PH6.5 (0.1g/l, H2O)


Huahana Huahana

Huahana Huahana

l-tyrosine

hoʻolauna pōkole

ʻO Tyrosine (hoʻopau ʻia ʻo Tyr a i ʻole Y) a i ʻole 4-hydroxyphenylalanine kekahi o nā waikawa amino 22 i hoʻohana ʻia e nā cell e synthesize proteins.Hiki ke hoʻohana ʻia e synthesize i nā protein i loko o nā cell, me nā codons UAC a me UAU.He ʻakika amino pono ʻole ia i loaʻa nā pūʻulu ʻaoʻao polar a hiki ke synthesized e ke kino kanaka.ʻO ka huaʻōlelo 'tyrosine' mai ka Greek tyros, ʻo ia hoʻi ka cheese.I ka hoʻomaka ʻana o ke kenekulia 19, ua ʻike mua ʻia e ka mea loea Kelemania ʻo Eustus von Libich i ka cheesein cheese, a i ka wā i hoʻohana ʻia ai ma ke ʻano he hui hana a ʻaoʻao paha, ua kapa ʻia ʻo tyrosine.

hana

Ma kahi o ka protein amino acid, hoʻokani ka tyrosine i kahi hana kūikawā i ka transduction hōʻailona i nā protein ma o ka hilinaʻi ʻana i nā hui hana phenolic.ʻO kāna hana he mea loaʻa no nā pūʻulu phosphate i hoʻoili ʻia e nā kinases protein (i kapa ʻia ʻo tyrosine kinase receptors), ʻoiai ka phosphorylation o nā hui hydroxyl e hoʻololi i ka hana o ka protein target.

He koʻikoʻi ko Tyrosine i ka photosynthesis, e lawelawe ana ma ke ʻano he electron provider i ka ho'ēmi ʻana o ka chlorophyll oxidized i loko o nā chloroplasts (Photosystem II), deprotonation o nā pūʻulu phenolic OH, a me ka hoʻemi hope ʻana e nā pūʻulu manganese ʻehā ma Photosystem II.

Nā kumu meaʻai

Hiki ke hoʻohui ʻia ʻo Tyrosine mai ka phenylalanine i loko o ke kino a hiki ke loaʻa i nā meaʻai protein kiʻekiʻe e like me ka moa, turkey, iʻa, waiū, yogurt, cheese, cheese, peanuts, almonds, pumpkin sesame, soybeans, lima beans, avocados, a me ka maiʻa.

ʻO L-tyrosine kahi amino acid ʻaʻole pono a ʻo kekahi o nā mea nui i ke ala methionine metabolism.Aia ia i loko o nā mea ola a he kuleana koʻikoʻi ia i nā kaʻina hana olaola.

ʻO L-tyrosine kahi ʻāpana o nā protein a komo i ka hana synthesis o nā protein.He mea mua ia o nā mea bioactive like ʻole, me nā neurotransmitters catecholamine e like me dopamine, norepinephrine, a me adrenaline, a me nā hormones thyroid a me melanin.

Eia kekahi, ua komo pū ʻo L-tyrosine i ka synthesis o nā molekala koʻikoʻi koʻikoʻi ma o ke ʻano o nā enzymes i loko o ke kino, e like me tyrosine kinase a me tyrosine hydroxylase, e pili ana i nā ala hōʻailona kinase a me ka hoʻoponopono physiological.

Hiki ke loaʻa ka ʻai o L-tyrosine ma o ka ʻai ʻana, me ka nui o nā kumu meaʻai e like me nā nati, nā ʻanoʻano, ka ʻiʻo, ka iʻa, a me nā huahana waiu.Eia kekahi, hiki ke hoʻololi ʻia ka L-tyrosine mai kahi amino acid ʻē aʻe, phenylalanine, ma o ke ala tyrosine synthesis i ke kino.

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