Sequence alignment between 4zil(A) and UniProt seq O53193 (TRLR_MYCTU):

O53193 (TRLR_MYCTU): Thioredoxin-like reductase Rv2466c from Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200                    
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-------
UniProt: MLEKAPQKSVADFWFDPLCPWCWITSRWILEVAKVRDIEVNFHVMSLAILNENRDDLPEQYREGMARAWGPVRVAIAAEQAHGAKVLDPLYTAMGNRIHNQGNHELDEVITQSLADAGLPAELAKAATSDAYDNALRKSHHAGMDAVGEDVGTPTIHVNGVAFFGPVLSKIPRGEEAGKLWDASVTFASYPHFFELKRTRTEPPQFD-------------
         ...................................................................................................................................................XXX......................................................................
PDB seq: -------KSVADFWFDPLCPWCWITSRWILEVAKVRDIEVNFHVMSLAILNENRDDLPEQYREGMARAWGPVRVAIAAEQAHGAKVLDPLYTAMGNRIHNQGNHELDEVITQSLADAGLPAELAKAATSDAYDNALRKSHHAGMDAV---VGTPTIHVNGVAFFGPVLSKIPRGEEAGKLWDASVTFASYPHFFELKRTRTEPPQFDKLAAALEHHHHHH
                --+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-------   ---------+---------+---------+---------+---------+---------+---------+
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140                 160       170       180       190       200       210       220