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Description
Helps in the formation of keratin, which is crucial to the skin, hair and nails among other tissues
10.1371/journal.pbio.1002135 8 BaldwinJ
the pK values for SH are 9.66, for NH3 + 8.66, for COOH (1) at 3.53 and for COOH (2) at 2.12
doi: 10.1021/acscentsci.7b00589
