Structure of PDB 5m2q Chain A

Receptor sequence
>5m2qA (length=228) Species: 83333 (Escherichia coli K-12) [Search protein sequence]
APRVITLSPANTELAFAAGITPVGVSSYSDYPPQAQKIEQVSTFQGMNLE
RIVALKPDLVIAWRGGNAERQVDQLASLGIKVMWVDATSIEQIANALRQL
APWSPQPDKAEQAAQSLLDQYAQLKAQYADKPKKRVFLQFGINPPFTSGK
ESIQNQVLEVCGGENIFKDSRVPWPQVSREQVLARSPQAIVITGKIPVIP
LTSDWFERASPRIILAAQQLCNALSQVD
3D structure
PDB5m2q Conformational Change of a Tryptophan Residue in BtuF Facilitates Binding and Transport of Cobinamide by the Vitamin B12 Transporter BtuCD-F.
ChainA
Resolution1.7 Å
3D
structure
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Enzymatic activity
Enzyme Commision number ?
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 CBY A P31 A32 Y50 F66 W85 G87 F162 F168 W196 S241 D242 E245 R246 P9 A10 Y28 F44 W63 G65 F140 F146 W174 S203 D204 E207 R208 PDBbind-CN: -logKd/Ki=7.52,Kd=30nM
Gene Ontology
Molecular Function
GO:0031419 cobalamin binding
Biological Process
GO:0015889 cobalamin transport
Cellular Component
GO:0042597 periplasmic space

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:5m2q, PDBe:5m2q, PDBj:5m2q
PDBsum5m2q
PubMed28128319
UniProtP0A910|OMPA_ECOLI Outer membrane protein A (Gene Name=ompA);
P37028|BTUF_ECOLI Vitamin B12-binding protein (Gene Name=btuF)

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