| 1NQE | A: | OUTER MEMBRANE COBALAMIN TRANSPORTER (BTUB) FROM E. COLI |
| 1NQF | A: | OUTER MEMBRANE COBALAMIN TRANSPORTER (BTUB) FROM E. COLI, METHIONINE SUBSTIUTION CONSTRUCT FOR SE-MET SAD PHASING |
| 1NQG | A: | OUTER MEMBRANE COBALAMIN TRANSPORTER (BTUB) FROM E. COLI, WITH BOUND CALCIUM |
| 1NQH | A: | OUTER MEMBRANE COBALAMIN TRANSPORTER (BTUB) FROM E. COLI, WITH BOUND CALCIUM AND CYANOCOBALAMIN (VITAMIN B12) SUBSTRATE |
| 1UJW | A: | STRUCTURE OF THE COMPLEX BETWEEN BTUB AND COLICIN E3 RECEPTOR BINDING DOMAIN |
| 2GSK | A: | STRUCTURE OF THE BTUB:TONB COMPLEX |
| 2GUF | A: | IN MESO CRYSTAL STRUCTURE OF THE COBALAMIN TRANSPORTER, BTUB |
| 2YSU | A:4-594 | STRUCTURE OF THE COMPLEX BETWEEN BTUB AND COLICIN E2 RECEPTOR BINDING DOMAIN |
| 3M8B | A: | CRYSTAL STRUCTURE OF SPIN-LABELED BTUB V10R1 IN THE APO STATE |
| 3M8D | A: | CRYSTAL STRUCTURE OF SPIN-LABELED BTUB V10R1 WITH BOUND CALCIUM AND CYANOCOBALAMIN |
| 3RGM | A: | CRYSTAL STRUCTURE OF SPIN-LABELED BTUB T156R1 |
| 3RGN | A: | CRYSTAL STRUCTURE OF SPIN-LABELED BTUB W371R1 |
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