Sequence alignment between 6a0r(B) and UniProt seq Q5SL04 (Q5SL04_THET8):

Q5SL04 (Q5SL04_THET8): Homoserine dehydrogenase from Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)
                 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       280       290       300       310       320       330  
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--
UniProt: MEALKIALLGGGTVGSAFYNLVLERAEELSAFGVVPRFLGVLVRDPRKPRAIPQELLRAEPFDLLEADLVVEAMGGVEAPLRLVLPALEAGIPLITANKALLAEAWESLRPFAEEGLIYHEASVMAGTPALSFLETLRGSELLELHGILNGTTLYILQEMEKGRTYAEALLEAQRLGYAEADPTLDVEGIDAAHKLTLLARLLVDPGFPFAEVEAQGIARLTPEVLQKAEARGERVRLVASLFGEGGRWRAAVAPRRLPQDHPLARARGNALWVRARPLGEAFVTGPGAGGGATASGLFADLLRFLSGAPGHLPAPRARPPLEEGSPWPGVE
PDB seq: MEALKIALLGGGTVGSAFYNLVLERAEELSAFGVVPRFLGVLVRDPRKPRAIPQELLRAEPFDLLEADLVVEAMGGVEAPLRLVLPALEAGIPLITANKALLAEAWESLRPFAEEGLIYHEASVMAGTPALSFLETLRGSELLELHGILNGTTLYILQEMEKGRTYAEALLEAQRLGYAEADPTLDVEGIDAAHKLTLLARLLVDPGFPFAEVEAQGIARLTPEVLQKAEARGERVRLVASLFGEGGRWRAAVAPRRLPQDHPLARARGNALWVRARPLGEAFVTGPGAGGGATASGLFADLLRFLSGAPGHLPAPRARPPLEEGSPWPGV-
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+- 
                 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       280       290       300       310       320       330