Sequence alignment between 4clh(A) and UniProt seq O76290 (O76290_TRYBB):

O76290 (O76290_TRYBB): Pteridine reductase from Trypanosoma brucei brucei
                 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: MEAPAAVVTGAAKRIGRAIAVKLHQTGYRVVIHYHNSAEAAVSLADELNKERSNTAVVCQADLTNSNVLPASCEEIINSCFRAFGRCDVLVNNASAFYPTPLVQGDHEDNSNGKTVETQVAELIGTNAIAPFLLTMSFAQRQKGTNPNCTSSNLSIVNLCDAMVDQPCMAFSLYNMGKHALVGLTQSAALELAPYGIRVNGVAPGVSLLPVAMGEEEKDKWRRKVPLGRREASAEQIADAVIFLVSGSAQYITGSIIKVDGGLSLVHA
         .........................................................................................................XXXXXXXX..............................XXXXXXX......................................................................................................................
PDB seq: -EAPAAVVTGAAKRIGRAIAVKLHQTGYRVVIHYHNSAEAAVSLADELNKERSNTAVVCQADLTNSNVLPASCEEIINSCFRAFGRCDVLVNNASAFYPTPLVQG--------KTVETQVAELIGTNAIAPFLLTMSFAQRQK-------SSNLSIVNLCDAMVDQPCMAFSLYNMGKHALVGLTQSAALELAPYGIRVNGVAPGVSLLPVAMGEEEKDKWRRKVPLGRREASAEQIADAVIFLVSGSAQYITGSIIKVDGGLSLVHA
          --------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-----        ------+---------+---------+---       ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
                 10        20        30        40        50        60        70        80        90       100                 120       130       140                 160       170       180       190       200       210       220       230       240       250       260