Sequence alignment between 4cad(C) and UniProt seq Q6LZY8 (RCE1_METMP):

Q6LZY8 (RCE1_METMP): CAAX prenyl protease 2 from Methanococcus maripaludis (strain DSM 14266 / JCM 13030 / NBRC 101832 / S2 / LL)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270 
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-
UniProt: MISSYKYNPKLYFLSTFVVTYILWFTGAYLSFSSTYSGIYMLIMLPGLMAPFIISTILIAKSKNNELKKDFINRLFNLKLINLKTIPVVFLLMPAVILLSILLSIPFGGSISQFQFSGGFSFSTDFVPVLFLLLLAATFEELGWRGYAFDSLQSRYSLFKASILFGIFWSLWHFPLIFVNNSYQYEIFNQSIWYGLNFFLSILPMGIIITWMCLKNRKSIILAIIFHFLINLNQELLAITQDTKIIETGVLFLVAAAIILYDKKMFFEKLG
         .............................................................XXXXXX....................................................XXXXX...................................................................................................................................................
PDB seq: -------NPKLYFLSTFVVTYILWFTGAYLSFSSTYSGIYMLIMLPGLMAPFIISTILIAK------KKDFINRLFNLKLINLKTIPVVFLLMPAVILLSILLSIPFGGSISQFQFSGG-----DFVPVLFLLLLAATFEELGWRGYAFDSLQSRYSLFKASILFGIFWSLWHFPLIFVNNSYQYEIFNQSIWYGLNFFLSILPMGIIITWMCLKNRKSIILAIIFHFLINLNQELLAITQDTKIIETGVLFLVAAAIILYDKKMFFEK--
                --+---------+---------+---------+---------+---------+-      --+---------+---------+---------+---------+---------     -----+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------  
                 10        20        30        40        50        60        70        80        90       100       110                 130       140       150       160       170       180       190       200       210       220       230       240       250       260