>4UHT_1|Chains A, B|TRANSCRIPTIONAL REGULATORY PROTEIN CPXR|ESCHERICHIA COLI (83333) SPTLEVDALVLNPGRQEASFDGQTLELTGTEFTLLYLLAQHLGQVVSREHLSQEVLGKRLTPFDHAIDMHISNLRRKLPDRKDGHPWFKTLRGRGYLMVSAA