Sequence alignment between 6t1b(A) and UniProt seq P84138 (PURNU_GEOS3):

P84138 (PURNU_GEOS3): Purine nucleoside phosphorylase YlmD from Geobacillus stearothermophilus (strain DSM 13240 / CIP 106956 / 10)
                 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       270    
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+----
UniProt: MPDIFQQEARGWLRCGAPPFAGAVAGLTTKHGGESKGPFASLNMGLHVGDDRTDVVNNRRRLAEWLAFPLERWVCCEQVHGADIQKVTKSDRGNGAQDFATAVPGVDGLYTDEAGVLLALCFADCVPIYFVAPSAGLVGLAHAGWRGTAGGIAGHMVWLWQTREHIAPSDIYVAIGPAIGPCCYTVDDRVVDSLRPTLPPESPLPWRETSPGQYALDLKEANRLQLLAAGVPNSHIYVSERCTSCEEALFFSHRRDRGTTGRMLAFIGRREEWT
PDB seq: -PDIFQQEARGWLRCGAPPFAGAVAGLTTKHGGESKGPFASLNMGLHVGDDRTDVVNNRRRLAEWLAFPLERWVCCEQVHGADIQKVTKSDRGNGAQDFATAVPGVDGLYTDEAGVLLALCFADCVPIYFVAPSAGLVGLAHAGWRGTAGGIAGHMVWLWQTREHIAPSDIYVAIGPAIGPCCYTVDDRVVDSLRPTLPPESPLPWRETSPGQYALDLKEANRLQLLAAGVPNSHIYVSERCTSCEEALFFSHRRDRGTTGRMLAFIGRREE--
          --------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--  
                 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       270