L-Valine |72-18-4
Fa'amatalaga o oloa
Valine (fa'apu'upu'u Val po'o le V) o se α-amino acid fa'atasi ma le fua fa'atatau kemikolo HO2CCH(NH2)CH(CH3)2.L-Valine o se tasi o 20 proteinogenic amino acids.O ona codons o GUU, GUC, GUA, ma GUG.O lenei amino acid taua ua fa'avasegaina e le polar.O mea'ai a tagata o so'o se mea'ai polotini e pei o aano o manufasi, mea'ai susu, oloa soya, pi ma leki. Fa'atasi ma le leucine ma le isoleucine, o le valine o se amino acid filifili lala.E faaigoa i le laau valerian.I faʻamaʻi sickle-cell, valine suitulaga mo le hydrophilic amino acid glutamic acid i le hemoglobin.Ona o le valine e hydrophobic, o le hemoglobin e faigofie ona faʻapipiʻi faʻalavelave.
Fa'amatalaga
| Ta'amilosaga fa'apitoa | +27.6-+29.0° |
| Metala mamafa | =<10ppm |
| vai vai | =<0.20% |
| Toega ile mu | =<0.10% |
| su'esu'ega | 99.0-100.5% |
| PH | 5.0~6.5 |
