Sequence alignment between 2d6y(A) and UniProt seq Q9ADP7 (HTHR_STRCO):

Q9ADP7 (HTHR_STRCO): HTH-type transcriptional repressor SCO4008 from Streptomyces coelicolor (strain ATCC BAA-471 / A3(2) / M145)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190  
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--
UniProt: MAARDPEATKARIFEAAVAEFARHGIAGARIDRIAAEARANKQLIYAYYGNKGELFASVLEKKMLDLAISVPVDPDDIEGWIDRLLDYHAAHPELLRLLFWEGMEYGTAELPHEAERQEHYARKVAAVRDGQERGVITDAIPAPDLLFLLVAMANWAVVVPQMKRILVGGGDAGTDGLRDSIKKAARRIVDR
PDB seq: ------EATKARIFEAAVAEFARHGIAGARIDRIAAEARANKQLIYAYYGNKGELFASVLEKKMLDLAISVPVDPDDIEGWIDRLLDYHAAHPELLRLLFWEGMEYGTAELPHEAERQEHYARKVAAVRDGQERGVITDAIPAPDLLFLLVAMANWAVVVPQMKRILVGGGDAGTDGLRDSIKKAARRIVDR
               ---+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190