LTP 

LTP (Low Throughput Papers) : The number of records in which this modification site was determined using methods other than discovery mass spectrometry.


 HTP 

HTP (High Throughput Papers): The number of records in which this modification site was assigned using ONLY proteomic discovery mass spectrometry.


       human

 
0 1   S5‑p ___MDVTsQARGVGL
  mouse

 
T5 ___MDATTPAQTVGV
  rat

 
T5 ___MAATTPAQDVGV