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1NQE

OUTER MEMBRANE COBALAMIN TRANSPORTER (BTUB) FROM E. COLI

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Vitamin B12 receptorpolymer59466386.21UniProt (P06129)
Pfam (PF07715)
Pfam (PF00593)
Escherichia coliOUTER MEMBRANE COBALAMIN TRANSPORTER
2B
(A)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
3C, D, E, F, G...
(A)
(HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANEnon-polymer306.47Chemie (C8E)
4J
(A)
waterwater18.0235Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight66386.2
Non-Polymers*Number of molecules8
Total formula weight2169.4
All*Total formula weight68555.6
*Water molecules are not included.

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PDB entries from 2025-06-18

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