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. 2009 Mar;276(5):1266–1281. doi: 10.1111/j.1742-4658.2008.06862.x

Table 1.

Amino acid analysis after acid hydrolysis.

Amino acid Expected composition Observed composition
Asp + Asn 4 3.9917
Ser 2 2.1648
Glu + Gln 4 4.0643
Gly 6 6.0117
Ala 3 3.0265
Val 5 5.0813
Met 2 1.7661
Ilea 2 1.1517
Leu 2 1.9935
Tyr 1 0.96174
Phe 3 2.9287
His 3 2.8426
Lys 2 2.0270
Arg 1 0.99652
a

Ile–Ile peptide bonds are known to be inefficiently hydrolyzed.