Sequence alignment between 5jb3(9) and UniProt seq Q97Z79 (IF2A_SULSO):

Q97Z79 (IF2A_SULSO): Translation initiation factor 2 subunit alpha from Saccharolobus solfataricus (strain ATCC 35092 / DSM 1617 / JCM 11322 / P2)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260      
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+------
UniProt: MIYSRSKLPSEGEILIATVKQVFDYGSYVSLDEYGGLQAFLPWSEVSSKWVKNIRDVLKENRKVIVKVIRVDRRKGTVDVSLKKVTDDERRKKNLQWKKIQRLDKILELVSQKLKLSEKDAWEQVAWKLEAKYGDPITAIEKAVKEGEKILIDAGVPEIWVKPLLEEASKHAEERKVKMSGLITVRTNEPLGVEKIKEVISKALENIEQDYESLLNIKIYTIGAPRYRVDVVGTNPKEASEALNQIISNLIKIGKEENVDISVVKK
         ...............................................XXXXX.....................................................................................................................XXXXX............................................................................................
PDB seq: MIYSRSKLPSEGEILIATVKQVFDYGSYVSLDEYGGLQAFLPWSEVS-----NIRDVLKENRKVIVKVIRVDRRKGTVDVSLKKVTDDERRKKNLQWKKIQRLDKILELVSQKLKLSEKDAWEQVAWKLEAKYGDPITAIEKAVKEGEKILIDAGVPEIWVKPLLEEAS-----RKVKMSGLITVRTNEPLGVEKIKEVISKALENIEQDYESLLNIKIYTIGAPRYRVDVVGTNPKEASEALNQIISNLIKIGKEENVDISVV--
         ---------+---------+---------+---------+-------     -------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------     -----+---------+---------+---------+---------+---------+---------+---------+---------+----  
                 10        20        30        40                  60        70        80        90       100       110       120       130       140       150       160                 180       190       200       210       220       230       240       250       260