>1xebB (B:) SEQRES residues msldwtckhhadltlkelyallqlrtevfvveqkcpyqevdgldlvgdthhlmawrdgql laylrlldpvrhegqvvigrvvsssaargqglghqlmeralqaaerlwldtpvylsaqah lqayygrygfvavtevyleddiphigmrra