Structure of Cobalamin-complexed Bovine Transcobalamin in Monoclinic Crystal Form

Structural basis for mammalian vitamin B12 transport by transcobalamin.

NICEITEVDSTLVERLGQRLLPWMDRLSQEQLNPSIYVGLRLSSLQAGAKEAHYLHSLKLSYQQSLLRPASNKDDNDSEA
KPSMGQLALYLLALRANCEFIGGRKGDRLVSQLKRFLEDEKRAIGHNHQGHPRTSYYQYSLGILALCVHQKRVHDSVVGK
LLYAVEHKPHLLQDHVSVDTMAMAGMAFSCLELSNLNPKQRNRINLALKRVQEKILKAQTPEGYFGNVYSTPLALQLLMG
SLRPSVELGTACLKAKAALQASLQHKTFQNPLMISQLLPVLNQKSYVDLISPDCQAPRALLEPALETPPQAKVPKFIDVL
LKVSGISPSYRHSVSVPAGSSLEDILKNAQEHGRFRFRTQASLSGPFLTSVLGRKAGEREFWQVLRDPDTPLQQGIADYR
PKDGETIELRLVGW

28% PEG 8000, 0.2M magnesium acetate, 20% 2-methyl-2,4-pentadiol, 0.1M TRIS, VAPOR DIFFUSION, HANGING DROP, temperature 293K, pH 8.50

Structure of Cobalamin-complexed Human Transcobalamin

Structure of Cobalamin-complexed Bovine Transcobalamin in trigonal Crystal Form

HELIX
DETERMINATION METHOD: AUTHOR PROVIDED

SHEET
DETERMINATION METHOD: AUTHOR PROVIDED.

UNREFINED PARTIAL MODEL FROM PHASING WITH SHARP V2.0 USING SINGLE-WAVELENGTH ANOMALOUS DISPERSION DATA

ATOM RECORD CONTAINS SUM OF TLS AND RESIDUAL B FACTORS

alpha_6 - alpha_6 barrel, TRANSPORT PROTEIN