NIST Library of Peptide Fragmentation Mass Spectra :: Statistics :: Human IT Library | 05-30-2012

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List of Proteins | List of Peptides | List of Peptide Ions | Library Statistics

Human IT Library | 05-30-2012

Library Overview

Spectra by Cleavage Type

Spectra by Precursor Charge State

Charge	Spectra #	% Spectra
+1	21,513	6.94
+2	169,964	54.82
+3	98,230	31.68
+4	19,236	6.2

Total number of Spectra: 310,045
Unique Peptide Sequences: 183,016
Total Proteins in FASTA file used: 60,384
Proteome Coverage: 20.12 %