title: Erratum: A mass-tolerant database search identifies a large proportion of unassigned spectra in shotgun proteomics as modified peptides.
authors.forename: Joel M
authors.initials: JM
authors.lastname: Chick
authors.forename: Deepak
authors.initials: D
authors.lastname: Kolippakkam
authors.forename: David P
authors.initials: DP
authors.lastname: Nusinow
authors.forename: Bo
authors.initials: B
authors.lastname: Zhai
authors.forename: Ramin
authors.initials: R
authors.lastname: Rad
authors.forename: Edward L
authors.initials: EL
authors.lastname: Huttlin
authors.forename: Steven P
authors.initials: SP
authors.lastname: Gygi