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 15269,TM263_HUMAN,Q8WUH6,Transmembrane protein 263,Q8WUH6,,MNQTDKNQQEIPSYLNDEPPEGSMKDHPQQQPGMLSRVTGGIFSVTKGAVGATIGGVAWIGGKSLEVTKTAVTTVPSMGIGLVKGGVSAVAGGVTAVGSAVVNKVPLTGKKKDKSD,0,115,116,MNQTDKNQQEIPSYLNDEPPEGSMKDHPQQQPGMLSRVTGGIFSVTKGAVGATIGGVAWIGGKSLEVTKTAVTTVPSMGIGLVKGGVSAVAGGVTAVGSAVVNKVPLTGKKKDKSD,11783.11127969,11790.45888,,RESID:49@0,,,1