>d1crza2 c.51.2.1 (A:7-140) TolB, N-terminal domain {Escherichia coli} dsgvdsgrpigvvpfqwagpgaapediggivaadlrnsgkfnpldrarlpqqpgsaqevq paawsalgidavvvgqvtpnpdgsynvayqlvdtggapgtvlaqnsykvnkqwlryaght asdevfekltgikg