1UJW | A:7-130 | STRUCTURE OF THE COMPLEX BETWEEN BTUB AND COLICIN E3 RECEPTOR BINDING DOMAIN |
2GUF | A:7-130 | IN MESO CRYSTAL STRUCTURE OF THE COBALAMIN TRANSPORTER, BTUB |
2YSU | A:7-130 | STRUCTURE OF THE COMPLEX BETWEEN BTUB AND COLICIN E2 RECEPTOR BINDING DOMAIN |