Sequence alignment between 3aso(I) and UniProt seq P04038 (COX6C_BOVIN):

P04038 (COX6C_BOVIN): Cytochrome c oxidase subunit 6C from Bos taurus
                 10        20        30        40        50        60        70    
         ---------+---------+---------+---------+---------+---------+---------+----
UniProt: MSTALAKPQMRGLLARRLRFHIVGAFMVSLGFATFYKFAVAEKRKKAYADFYRNYDSMKDFEEMRKAGIFQSAK
         .X........................................................................
PDB seq: -XTALAKPQMRGLLARRLRFHIVGAFMVSLGFATFYKFAVAEKRKKAYADFYRNYDSMKDFEEMRKAGIFQSAK
          ---------+---------+---------+---------+---------+---------+---------+---
                  10        20        30        40        50        60        70