Sequence alignment between 1zax(X) and UniProt seq P29396 (RL7_THEMA):

P29396 (RL7_THEMA): Large ribosomal subunit protein bL12 from Thermotoga maritima (strain ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8)
                 10        20        30        40        50        60        70        80        90       100       110       120        
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
UniProt: MTIDEIIEAIEKLTVSELAELVKKLEDKFGVTAAAPVAVAAAPVAGAAAGAAQEEKTEFDVVLKSFGQNKIQVIKVVREITGLGLKEAKDLVEKAGSPDAVIKSGVSKEEAEEIKKKLEEAGAEVELK
PDB seq: MTIDEIIEAIEKLTVSELAELVKKLEDKF---------------------------------------------------------------------------------------------------
         ---------+---------+---------                                                                                                   
                 10        20