Sequence alignment between 2pc6(A) and UniProt seq Q82UZ2 (Q82UZ2_NITEU):

Q82UZ2 (Q82UZ2_NITEU): Acetolactate synthase small subunit from Nitrosomonas europaea (strain ATCC 19718 / CIP 103999 / KCTC 2705 / NBRC 14298) 
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         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---
UniProt: -MRHIISLLMENEAGALSRVAGLFSARGYNIESLSVAPTEDPTLSRMTLVTNGPDEIVEQITKQLNKLIEVVKLIDLSSEGYVERELMLVKVRAVGKDREEMKRLADIFRGNIIDVTNELYTIELTGTRSKLDGFLQAVDCNLILEIARTGVSGLSRGERVLKL
PDB seq: HMRHIISLLMENEAGALSRVAGLFSARGYNIESLSVAPTEDPTLSRMTLVTNGPDEIVEQITKQLNKLIEVVKLIDLSSEGYVERELMLVKVRAVGKDREEMKRLADIFRGNIIDVTNELYTIELTGTRSKLDGFLQAVDCNLILEIARTGVSGLSRGERVLKL
         ----------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---
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