2025-08-16_00000277|ligand|9K1F

Cryo-EM structure of human taurine transporter TauT bound with GABA in an intermediate conformation in the transport cycle; Electron microscopy 3.43Å
Protein #1 651 residues (81% resolved)

MATKEKLQCLKDFHKDILKPSPGKSPGTRPEDEAEGKPPQREKWSSKIDFVLSVAGGFVGLGNVWRFPYLCYKNGGGAFLIPYFIFLFGSGLPVFFLEIIIGQYTSEGGITCWEKICPLFSGIGYASVVIVSLLNVYYIVILAWATYYLFQSFQKELPWAHCNHSWNTPHCMEDTMRKNKSVWITISSTNFTSPVIEFWERNVLSLSPGIDHPGSLKWDLALCLLLVWLVCFFCIWKGVRSTGKVVYFTATFPFAMLLVLLVRGLTLPGAGAGIKFYLYPDITRLEDPQVWIDAGTQIFFSYAICLGAMTSLGSYNKYHNNVYRDCMLLGCLNSGTSFVSGFAIFSILGFMAQEQGVDIADVAESGPGLAFIAYPKAVTMMPLPTFWSILFFIMLLLLGLDSQFVEVEGQITSLVDLYPSFLRKGYRREIFIAFVCSISYLLGLTMVTEGGMYVFQLFDYYAASGVCLLWVAFFECFVIAWIYGGNRFSEDIRDMIGFPPGPWMKYSWAVITPVLCVGCFIFSLVKYVPLTYNKTYVYPNWAIGLGWSLALSSMLCVPLVIVIRLCQTEGPFLVRVKYLLTPREPNRWAVEREGATPYNSRTVMNGALVKPTHIIVETMMGSDEVDAGSHHHHHHHHHHGSVEDYKDDDDK

MATKEKLQCLKDFHKDILKPSPGKSPGTRPEDEAEGKPPQREKWSSKIDFVLSVAGGFVGLGNVWRFPYLCYKNGGGAFLIPYFIFLFGSGLPVFFLEIIIGQYTSEGGITCWEKICPLFSGIGYASVVIVSLLNVYYIVILAWATYYLFQSFQKELPWAHCNHSWNTPHCMEDTMRKNKSVWITISSTNFTSPVIEFWERNVLSLSPGIDHPGSLKWDLALCLLLVWLVCFFCIWKGVRSTGKVVYFTATFPFAMLLVLLVRGLTLPGAGAGIKFYLYPDITRLEDPQVWIDAGTQIFFSYAICLGAMTSLGSYNKYHNNVYRDCMLLGCLNSGTSFVSGFAIFSILGFMAQEQGVDIADVAESGPGLAFIAYPKAVTMMPLPTFWSILFFIMLLLLGLDSQFVEVEGQITSLVDLYPSFLRKGYRREIFIAFVCSISYLLGLTMVTEGGMYVFQLFDYYAASGVCLLWVAFFECFVIAWIYGGNRFSEDIRDMIGFPPGPWMKYSWAVITPVLCVGCFIFSLVKYVPLTYNKTYVYPNWAIGLGWSLALSSMLCVPLVIVIRLCQTEGPFLVRVKYLLTPREPNRWAVEREGATPYNSRTVMNGALVKPTHIIVETMMGSDEVDAGSHHHHHHHHHHGSVEDYKDDDDK
Protein #2 118 residues (100% resolved)

EVQLVESGGGLVKPGGSLKLSCAASGFTFSSYAMSWVRQSPEKRLEWVAEISSGGRYIYYSDTVTGRFTISRDNARNILHLEMSSLRSEDTAMYYCARGEVRQRGFDYWGQGTTLTVS

EVQLVESGGGLVKPGGSLKLSCAASGFTFSSYAMSWVRQSPEKRLEWVAEISSGGRYIYYSDTVTGRFTISRDNARNILHLEMSSLRSEDTAMYYCARGEVRQRGFDYWGQGTTLTVS
Protein #3 138 residues (78% resolved)

ENVLTQSPAIMSTSPGEKVTMTCRASSSVGSSYLHWYQQKSGASPKLWIYSTSNLASGVPARFSGSGSGTSYSLTISSVEAEDAATYYCQQFSGYPLTFGSGTKLEMGSDEVDAGSHHHHHHHHHHGSVEDYKDDDDK

ENVLTQSPAIMSTSPGEKVTMTCRASSSVGSSYLHWYQQKSGASPKLWIYSTSNLASGVPARFSGSGSGTSYSLTISSVEAEDAATYYCQQFSGYPLTFGSGTKLEMGSDEVDAGSHHHHHHHHHHGSVEDYKDDDDK
Non polymer #4 ABU

InChI=1S/C4H9NO2/c5-3-1-2-4(6)7/h1-3,5H2,(H,6,7)

C(CC(=O)O)CN
Non polymer #5 CL

InChI=1S/ClH/h1H/p-1

[Cl-]
Non polymer #6 NA

InChI=1S/Na/q+1

[Na+]
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Reference