Structure of PDB 2gbp Chain A

Receptor sequence
>2gbpA (length=309) Species: 562 (Escherichia coli) [Search protein sequence]
ADTRIGVTIYKYDDNFMSVVRKAIEQDAKAAPDVQLLMNDSQNDQSKQND
QIDVLLAKGVKALAINLVDPAAAGTVIEKARGQNVPVVFFNKEPSRKALD
SYDKAYYVGTDSKESGIIQGDLIAKHWAANQGWDLNKDGQIQFVLLKGEP
GHPDAEARTTYVIKELNDKGIKTEQLQLDTAMWDTAQAKDKMDAWLSGPN
ANKIEVVIANNDAMAMGAVEALKAHNKSSIPVFGVDALPEALALVKSGAL
AGTVLNDANNQAKATFDLAKNLADGKGAADGTNWKIDNKVVRVPYVGVDK
DNLAEFSKK
3D structure
PDB2gbp Sugar and signal-transducer binding sites of the Escherichia coli galactose chemoreceptor protein.
ChainA
Resolution1.9 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 BGC A D14 N91 K92 H152 D154 R158 W183 N211 D236 N256 D14 N91 K92 H152 D154 R158 W183 N211 D236 N256 MOAD: Kd=0.1uM
BS02 CA A D134 N136 D138 Q140 Q142 E205 D134 N136 D138 Q140 Q142 E205
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding
GO:0030246 carbohydrate binding
GO:0046872 metal ion binding
Biological Process
GO:0006935 chemotaxis
GO:0015757 galactose transmembrane transport
GO:0015765 methylgalactoside transport
Cellular Component
GO:0016020 membrane
GO:0030288 outer membrane-bounded periplasmic space
GO:0042597 periplasmic space
GO:0055052 ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing

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Cellular Component
External links
PDB RCSB:2gbp, PDBe:2gbp, PDBj:2gbp
PDBsum2gbp
PubMed3057628
UniProtP0AEE5|MGLB_ECOLI D-galactose/methyl-galactoside binding periplasmic protein MglB (Gene Name=mglB)

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