diff --git a/rpg/core.py b/rpg/core.py index 2f58c6c57363846ac991dc51f84d39e0635d20da..37c63b178371ba7fa1c36594159de4d9ef794f47 100644 --- a/rpg/core.py +++ b/rpg/core.py @@ -31,7 +31,6 @@ AMINOACIDS = ["A", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "#", "*"] """All character accepted in a peptide.""" - AA_MASS_AVERAGE = {"*" : 0.0, "A" : 71.0788, "C" : 103.1388, @@ -90,7 +89,9 @@ AA_MASS_MONO = {"*" : 0.0, "X" : 0.0, "Z" : 0.0, "#" : 0.0} -""" Monoisotopic mass of all amino acids.""" +""" Monoisotopic mass of all amino acids. +From https://proteomicsresource.washington.edu/protocols06/masses.php +""" WATER_MASS = 18.01528 """Mass of a water molecule."""