L-Valine | 72-18-4
Sharaxaada Alaabta
Valine (oo loo soo gaabiyo Val ama V) waa α-amino acid oo leh qaacidada kiimikada HO2CCH(NH2)CH(CH3)2. L-Valine waa mid ka mid ah 20 amino acids proteinogenic. Codsiyada waa GUU, GUC, GUA, iyo GUG. Amino acid-kan lagama maarmaanka ah waxaa loo kala saaraa sida nonpolar. Ilaha cuntada ee bani'aadamku waa cunto kasta oo borotiin ah sida hilibka, waxyaabaha caanaha laga sameeyo, waxyaabaha soya, digirta iyo digirta. Oo ay la socdaan leucine iyo isoleucine, valine waa silsilad amino acid ah oo laamo ah. Waxaa lagu magacaabaa geedka valerian. Cudurka sickle-cell, valine wuxuu u beddelaa hydrophilic amino acid glutamic acid ee hemoglobin. Sababtoo ah valine waa hydrophobic, hemoglobin-ku wuxuu u nugul yahay isku-ururin aan caadi ahayn.
Tilmaamid
| Wareegid gaar ah | +27.6-+29.0° |
| Biraha culus | = <10ppm |
| Biyaha ku jira | = <0.20% |
| Hadhaaga dabka | = <0.10% |
| qiyaasid | 99.0-100.5% |
| PH | 5.0 ~ 6.5 |
