Het-PDB Navi2 (PDB: 1NQH)

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Ligands
Code	Name	Link
C8E	(hydroxyethyloxy)tri(ethyloxy)octane	PoSSuM
CA	Calcium ion	PoSSuM
CNC	Cyanocobalamin	PoSSuM

Non-standard Residues
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Download interaction data: 1NQH

Code :

1NQH PDBj RCSB PDB PDBe

Header :

TRANSPORT PROTEIN

Title :

OUTER MEMBRANE COBALAMIN TRANSPORTER (BTUB) FROM E. COLI, WITH BOUND CALCIUM AND CYANOCOBALAMIN (VITAMIN B12) SUBSTRATE

Release Data :

2003-04-29

Compound :

mol_id	molecule	chains	synonym
1	VITAMIN B12 RECEPTOR	A	OUTER MEMBRANE COBALAMIN TRANSPORTER

Source :

mol_id	organism_scientific	expression_system
1	Escherichia coli (taxid:562)	Escherichia coli (taxid:562)
	gene: BTUB expression_system_strain: BL21(DE3)pLysS expression_system_vector_type: PLASMID expression_system_plasmid: pET22b

Authors :

Chimento, D.P., Mohanty, A.K., Kadner, R.J., Wiener, M.C.

Keywords :

beta barrel, cobalamin, vitamin B12, membrane transport, calcium binding, TRANSPORT PROTEIN

Exp. method :

X-RAY DIFFRACTION ( 3.10 Å )

Citation :

Substrate-induced transmembrane signaling in the cobalamin transporter BtuB

CHIMENTO, D.P.,MOHANTY, A.K.,KADNER, R.J. et al.
(2003) Nat.Struct.Biol. 10 : 394 - 401

Crystallization and initial X-ray diffraction of BtuB, the integral membrane cobalamin transporter of Escherichia coli

CHIMENTO, D.P.,MOHANTY, A.K.,KADNER, R.J. et al.
(2003) Acta Crystallogr.,Sect.D 59 : 509 - 511

PDB ID: 1NQH