Sequence alignment between 2xg0(4) and UniProt seq Q5SJE1 (RL31_THET8):

Q5SJE1 (RL31_THET8): 50S ribosomal protein L31 from Thermus thermophilus (strain HB8 / ATCC 27634 / DSM 579) 
                 10        20        30        40        50        60        70 
         ---------+---------+---------+---------+---------+---------+---------+-
UniProt: MKEGIHPKLVPARIICGCGNVIETYSTKPEIYVEVCSKCHPFYTGQQRFVDTEGRVERFQRRYGDSYRKGR
PDB seq: --EGIHPKLVPARIICGCGNVIETYSTKPEIYVEVCSKCHPFYTGQQRFVDTEGRVER-------------
           -------+---------+---------+---------+---------+--------             
                 10        20        30        40        50