Sequence alignment between 3po3(L) and UniProt seq P40422 (RPAB4_YEAST):

P40422 (RPAB4_YEAST): DNA-directed RNA polymerases I, II, and III subunit RPABC4 from Saccharomyces cerevisiae (strain ATCC 204508 / S288c) 
                 10        20        30        40        50        60        70
         ---------+---------+---------+---------+---------+---------+---------+
UniProt: MSREGFQIPTNLDAAAAGTSQARTATLKYICAECSSKLSLSRTDAVRCKDCGHRILLKARTKRLVQFEAR
PDB seq: ------------------------ATLKYICAECSSKLSLSRTDAVRCKDCGHRILLKARTKRLVQFEAR
                                 -----+---------+---------+---------+---------+
                                     30        40        50        60        70