>tr|A0A1X3J5J5|A0A1X3J5J5_ECOLX Sigma factor-binding protein Crl OS=Escherichia coli TA447 GN=crl MTLPSGHPKSRLIKKFTALGPYIREGKCEDNRFFFDCLAVCVNVKPAPEVREFWGWWMEL EAQESRFTYSYQFGLFDKAGDWKSVPVKDTEVVERLEHTLREFHEKLRELLTTLNLKLEP ADDFRDEPVKLTA