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. 2022 Jan 23;17:204–220. doi: 10.1016/j.bioactmat.2022.01.023

Table 7.

The numbers of MA-modified lysines quantified by LC-MS/MS with trypsin and Gluc digestion. The MA sites are identified on COL1α1 and COL1α2.


Trypsin digestion
GluC digestion
Quantified peptides Quantified modified lysines Quantified peptides Quantified modified lysines
COL1α1 195 32 115 20
COL1α2 106 24 62 18