Sequence alignment between 4jb2(A) and UniProt seq Q6N8W4 (Q6N8W4_RHOPA):

Q6N8W4 (Q6N8W4_RHOPA): Branched-chain amino acid transport system substrate-binding protein from Rhodopseudomonas palustris (strain ATCC BAA-98 / CGA009)
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         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-----
UniProt: MTKFKLSATAIAVALALPGLSGAALAETNEITIGITVTTTGPAAALGIPERNALEFVAKEIGGHPLKVIVLDDGGDPTAATTNARRFVTESKADVIMGSSVTPPTVAVSNVANEAQVPHIALAPLPITPERAKWSVAMPQPIPIMGKVLYEHMKKNNIKTVGYIGYSDSYGDLWFNDLKKQGEAMGLKIVAEERFARPDTSVAGQVLKLVAANPDAILVGASGTAAALPQTSLRERGYKGLIYQTHGAASMDFIRIAGKSAEGVLMASGPVMDPEGQDDSALTKKPGLELNTAYEAKYGPNSRSQFAAHSFDAFKVLERVVPVALKTAKPGTQEFREAIRKALVSEKDIAASQGVYSFTETDRYGLDDRSRILLTVKDGKYVMVK
PDB seq: ----------------------------NEITIGITVTTTGPAAALGIPERNALEFVAKEIGGHPLKVIVLDDGGDPTAATTNARRFVTESKADVIMGSSVTPPTVAVSNVANEAQVPHIALAPLPITPERAKWSVAMPQPIPIMGKVLYEHMKKNNIKTVGYIGYSDSYGDLWFNDLKKQGEAMGLKIVAEERFARPDTSVAGQVLKLVAANPDAILVGASGTAAALPQTSLRERGYKGLIYQTHGAASMDFIRIAGKSAEGVLMASGPVMDPEGQDDSALTKKPGLELNTAYEAKYGPNSRSQFAAHSFDAFKVLERVVPVALKTAKPGTQEFREAIRKALVSEKDIAASQGVYSFTETDRYGLDDRSRILLTVKDGKYVMVK
                                     -+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-----
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