>|Glutamine-binding periplasmic protein with hexahistidine tag(GlnBP) HHHHHHADKKLVVATDTAFVPFEFKQGDKYVGFDVDLWAAIAKELKLDYELKPMDFSGIIPALQTK NVDLALAGITITDERKKAIDFSDGYYKSGLLVMVKANNNDVKSVKDLDGKVVAVKSGTGS VDYAKANIKTKDLRQFPNIDNAYMELGTNRADAVLHDTPNILYFIKTAGNGQFKAVGDSL EAQQYGIAFPKGSDELRDKVNGALKTLRENGTYNEIYKKWFGTEPK