Sequence alignment between 5d4t(A) and UniProt seq Q57913 (Y489_METJA):

Q57913 (Y489_METJA): Uncharacterized protein MJ0489 from Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) 
                 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: MGCGIMKYGITEMVKTIDTKTRVVDVTNEIAKKKYQAIRDFLEGEEFKEVVIFGVYLWGNYTAQMLSKYADKVYLVDIHEFMKGFVPNNNSIKFLNLNEFKLKFIRGEVNPDLIVDLTGLGGIEPEFLAKFNPKVFIVEDPKGVFDVDIYEADNTYKRTAPFIEKAKVGVLKTYRKARVSKTSGTMTLTIDTIVDASREITSLDGVLYAIPNLRYYEGILFHENDIHKFLSEISQPAITISTLNDVLDEAEEILSNNINLIYSFVEEL
         ..............................................................................XXXXXXXXXXXXX.................................................................................................................................................................................
PDB seq: ------------MVKTIDTKTRVVDVTNEIAKKKYQAIRDFLEGEEFKEVVIFGVYLWGNYTAQMLSKYADKVYLVDI-------------IKFLNLNEFKLKFIRGEVNPDLIVDLTGLGGIEPEFLAKFNPKVFIVEDPKGVFDVDIYEADNTYKRTAPFIEKAKVGVLKTYRKARVSKTSGTMTLTIDTIVDASREITSLDGVLYAIPNLRYYEGILFHENDIHKFLSEISQPAITISTLNDVLDEAEEILSNNINLIYSFVEEL
                     -------+---------+---------+---------+---------+---------+--------             --------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
                           20        30        40        50        60        70                           100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260