D-Aspartic acid CAS:1783-96-6 99% Keʻokeʻo pauka
| Helu Helu | XD90316 |
| inoa mea kūʻai | D-ʻakika Aspartic |
| CAS | 1783-96-6 |
| ʻĀpana Molekala | C4H7NO4 |
| Kaumaha Molecular | 133.10 |
| Nā kikoʻī mālama | Ambient |
| Kānāwai Kūʻai Kūlike | 29224985 |
Huahana Huahana
| Ka nana aku | Pauda keʻokeʻo |
| Hoʻāʻo | 99% |
| Kahuli kiko'ī | -24 a i -26 |
| Nā metala kaumaha | <10ppm |
| AS | <1ppm |
| pH | ≤0.2% |
| SO4 | <0.02% |
| Fe | <10ppm |
| Nalo ma ka maloo | <0.20% |
| Koena ma ka Ignition | <0.10% |
| NH4 | <0.02% |
| Ka lawe ʻana | >98% |
| Cl | <0.02% |
ʻO nā mea lawe lua he mau protein membrane pono e hoʻoikaika i ka neʻe ʻana o nā molekole substrate ma waena o ka lipid bilayer ma o ka hoʻopili ʻana i ka halihali substrate i hoʻokahi a ʻoi aku paha nā gradients ion, a laila e hāʻawi i kahi hana no ka lawe ʻana o nā substrates.Maanei mākou e wehewehe ai i nā haʻawina crystallographic a me thermodynamic o Glt(Ph), he sodium (Na+) -coupled aspartate transporter, wehewehe i nā wahi no ka aspartate, ʻelua ion sodium a me d,l-threo-beta-benzyloxyaspartate, he mea hoʻopale.Hōʻike hou mākou i ka helical hairpin 2 ka puka extracellular e hoʻomalu i ke komo ʻana o ka substrate a me nā ion i nā pūnaewele paʻa kūloko.Hoʻopaʻa ʻia ʻelua mau ion sodium ma kahi kokoke i ka substrate a me kēia mau wahi paʻa sodium, me nā wahi paʻa sodium i loko o kahi mea lawe sodium-coupled ʻē aʻe, LeuT, e wehewehe i kahi alpha-helix i hoʻopaʻa ʻole ʻia ma ke ʻano he kikowaena o ka paʻa ion. kumu, he kumu kūpono i ka paʻa ʻana o ka sodium a me ke komo ʻana i nā hoʻololi conformational e pili ana i ka paʻa ʻana o ka ion a me ka hoʻopaʻa ʻole ʻana i ka wā o ke kaʻa kaʻa.
