>tr|A0A837GS23|A0A837GS23_9ACTN Gamma-butyrolactone-binding protein OS=Streptomyces sp. WM6391 GN=TR66_37860 MAKQDRAIRTRQTILDAAAQVFEKQGYQAATITEILKVAGVTKGALYFHFQSKEELALGV FDAQEPPQAVPEQPLRLQELIDMGMLFCHRLRTNVVARAGVRLSMDQQAHGLDRRGPFRR WHETLLKLLNQAKENGELLPHVVTTDSADLYVGTFAGIQVVSQTVSDYQDLEHRYALLQK HILPAIAVPSVLAALDLSEERGARLAAELAPTGKD