Sequence alignment between 1kuu(A) and UniProt seq O27099 (PURO_METTH):

O27099 (PURO_METTH): IMP cyclohydrolase from Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200  
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--
UniProt: MYLGRILAVGRNSNGSFVAYRVSSRSFPNRTTSIQEERVAVVPVEGHERDVFRNPYIAYNCIRIVGDTAVVSNGSHTDTIADKVALGMNLRDAIGLSLLAMDYEKDELNTPRIAAAINGSEAFIGIVTADGLMVSRVPEETPVYISTYEQTEPAATEFKAGSPEEAAEFILKGGEFAAFTHPVTAAAAFNDGEGWNLATREM
PDB seq: MYLGRILAVGRNSNGSFVAYRVSSRSFPNRTTSIQEERVAVVPVEGHERDVFRNPYIAYNCIRIVGDTAVVSNGSHTDTIADKVALGMNLRDAIGLSLLAMDYEKDELNTPRIAAAINGSEAFIGIVTADGLMVSRVPEETPVYISTYEQTEPAATEFKAGSPEEAAEFILKGGEFAAFTHPVTAAAAFNDGEGWNLATREM
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200