Sequence alignment between 6he8(1) and UniProt seq Q9P996 (PSB_ARCFU):

Q9P996 (PSB_ARCFU): Proteasome subunit beta from Archaeoglobus fulgidus (strain ATCC 49558 / DSM 4304 / JCM 9628 / NBRC 100126 / VC-16)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210   
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---
UniProt: MSMIEEKIYKGTTTVGLVCKDGVVMATEKRATMGNFIASKAAKKIYQIADRMAMTTAGSVGDAQFLARIIKIEANLYEIRRERKPTVRAIATLTSNLLNSYRYFPYLVQLLIGGIDSEGKSIYSIDPIGGAIEEKDIVATGSGSLTAYGVLEDRFTPEIGVDEAVELAVRAIYSAMKRDSASGDGIDVVKITEDEFYQYSPEEVEQILAKFRK
PDB seq: -----------TTTVGLVCKDGVVMATEKRATMGNFIASKAAKKIYQIADRMAMTTAGSVGDAQFLARIIKIEANLYEIRRERKPTVRAIATLTSNLLNSYRYFPYLVQLLIGGIDSEGKSIYSIDPIGGAIEEKDIVATGSGSLTAYGVLEDRFTPEIGVDEAVELAVRAIYSAMKRDSASGDGIDVVKITEDEFYQYSPEEVEQILAKFRK
                    --------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---
                           20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210