Sequence alignment between 1v7r(A) and UniProt seq O59580 (IXTPA_PYRHO):

O59580 (IXTPA_PYRHO): dITP/XTP pyrophosphatase from Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180      
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+------
UniProt: MKIFFITSNPGKVREVANFLGTFGIEIVQLKHEYPEIQAEKLEDVVDFGISWLKGKVPEPFMIEDSGLFIESLKGFPGVYSSYVYRTIGLEGILKLMEGAEDRRAYFKSVIGFYIDGKAYKFSGVTWGRISNEKRGTHGFGYDPIFIPEGSEKTFAEMTIEEKNALSHRGKALKAFFEWLKVNLKY
PDB seq: MKIFFITSNPGKVREVANFLGTFGIEIVQLKHEYPEIQAEKLEDVVDFGISWLKGKVPEPFMIEDSGLFIESLKGFPGVYSSYVYRTIGLEGILKLMEGAEDRRAYFKSVIGFYIDGKAYKFSGVTWGRISNEKRGTHGFGYDPIFIPEGSEKTFAEMTIEEKNALSHRGKALKAFFEWLKVNLKY
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+------
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180