PFR,UniProt Id,Entry Accession,Entry Description,Isoform Accession,Isoform Description,Isoform Sequence,Start,End,Length,Proteoform Sequence,Monoisotopic Mass,Average Mass,Sequence Modifications,PTMs,N-Terminal,C-Terminal,Star 15541,SERF1_HUMAN,O75920,Small EDRK-rich factor 1,O75920-2,Short,MARGNQRELARQKNMKKTQEISKGKRKEDSLTASQRKQRDSEIMQEKQKAANEKKSMQTREK,1,61,61,ARGNQRELARQKNMKKTQEISKGKRKEDSLTASQRKQRDSEIMQEKQKAANEKKSMQTREK,7200.79666469,7205.17918,,,,,1