Leusin
Leusin (lambang Leu atawa L)[3] nyaéta asam amino ésénsial anu dipaké dina biosintésis protéin. Leusin téh asam α-amino, nu hartina ngandung gugus α-amino (anu dina wangun protonasi −NH3+ dina kaayaan biologis), gugus α-asam karboksilat (anu dina wangun deprotonasi −COO− dina kaayaan biologis), jeung hiji ranté gigir gugus isobutil, anu ngajadikeun ieu asam amino alipatik non-polar. Kode genetikna kodon UUA, UUG, CUU, CUC, CUA, jeung CUG.
 Rumus rangka L-leusin
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| Wasta | |||
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| Wasta IUPAC
Leusin
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| Wasta lian
Asam 2-amino-4-métilpentanoat
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Modél 3D (JSmol)
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| ECHA InfoCard | 100.000.475 | ||
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PubChem CID
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CompTox Dashboard (EPA)
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| C6H13NO2 | |||
| Massa molar | 131175 g·mol−1 | ||
| Kaasaman (pKa) | 2.36 (karboksil), 9.60 (amino)[2] | ||
| -84.9·10−6 cm3/mol | |||
Iwal disebutkeun séjén, data nu dipidangkeun keur matéri dina kaayaan baku (dina 25 °C, 100 kPa). | |||
| Rujukan kotak info | |||
Rujukan
édit- ↑ a b "Accurate hydrogen parameters for the amino acid L-leucine". Acta Crystallographica Section B 72 (Pt 6): 885–892. December 2016. doi:10.1107/S2052520616015699. PMID 27910839. https://www.pure.ed.ac.uk/ws/files/36568495/20170523_Parsons_Leucine_0410.pdf.
- ↑ Dawson, R.M.C., et al., Data for Biochemical Research, Oxford, Clarendon Press, 1959.
- ↑ "Nomenclature and Symbolism for Amino Acids and Peptides". IUPAC-IUB Joint Commission on Biochemical Nomenclature. 1983. Diarsipkan dari versi asli tanggal 9 October 2008. Diakses tanggal 5 March 2018. Archived 9 Oktober 2008 di Wayback Machine
Tutumbu kaluar
édit
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