>3TMG_1|Chains A, B, C, D|Glycine betaine, L-proline ABC transporter, glycine/betaine/L-proline-binding protein (ProX)|Borrelia burgdorferi (139) GPGSMCDEKKSSKNLKSVKIGYVNWGGETAATNVLKVVFEKMGYNAEIFSVTTSIMYQYLASGKIDGTVSSWVPTADKFYYEKLKTKFVDLGANYEGTIQGFVVPSYVPISSISELKGKGDKFKNKMIGIDAGAGTQIVTEQALNYYGLSKEYELVPSSESVMLASLDSSIKRNEWILVPLWKPHWAFSRYDIKFLDDPDLIMGGIESVHTLVRLGLENDDFDAYYVFDHFYWSDDLILPLMDKNDKEPGKEYRNAVEFVEKNKEIVKTWVPEKYKTLFD