Sequence alignment between 4dv4(I) and UniProt seq P80374 (RS9_THET8):

P80374 (RS9_THET8): Small ribosomal subunit protein uS9 from Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)
                 10        20        30        40        50        60        70        80        90       100       110       120        
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
UniProt: MEQYYGTGRRKEAVARVFLRPGNGKVTVNGQDFNEYFQGLVRAVAALEPLRAVDALGHFDAYITVRGGGKSGQIDAIKLGIARALVQYNPDYRAKLKPLGFLTRDARVVERKKYGKHKARRAPQYSKR
PDB seq: -EQYYGTGRRKEAVARVFLRPGNGKVTVNGQDFNEYFQGLVRAVAALEPLRAVDALGHFDAYITVRGGGKSGQIDAIKLGIARALVQYNPDYRAKLKPLGFLTRDARVVERKKYGKHKARRAPQYSKR
          --------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
                 10        20        30        40        50        60        70        80        90       100       110       120