Sequence alignment between 4grd(A) and UniProt seq B4EA21 (B4EA21_BURCJ):

B4EA21 (B4EA21_BURCJ): N5-carboxyaminoimidazole ribonucleotide mutase from Burkholderia cenocepacia (strain ATCC BAA-245 / DSM 16553 / LMG 16656 / NCTC 13227 / J2315 / CF5610) 
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170   
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---
UniProt: MSEIQTAHTHSAPLVGVLMGSSSDWDVMKHAVAILQEFGVPYEAKVVSAHRMPDEMFDYAEKARERGLRAIIAGAGGAAHLPGMLAAKTTVPVLGVPVASKYLKGVDSLHSIVQMPKGVPVATFAIGEAGAANAALFAVSILSGNSVDYANRLAAFRVRQNEAAHAMVLPPLE
PDB seq: -----TAHTHSAPLVGVLMGSSSDWDVMKHAVAILQEFGVPYEAKVVSAHRMPDEMFDYAEKARERGLRAIIAGAGGAAHLPGMLAAKTTVPVLGVPVASKYLKGVDSLHSIVQMPKGVPVATFAIGEAGAANAALFAVSILSGNSVDYANRLAAFRVRQNEAAHAMVLPPLE
              ---+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+----
                10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170