Structure of PDB 4wkm Chain B

Receptor sequence

>4wkmB (length=196) Species: 1006003 (Citrobacter freundii ATCC 8090 = MTCC 1658 = NBRC 12681) [Search protein sequence]

EKLKIGVVGTFAIGCLFPLLSDFKRSYPHIDLHISTHNNRVDPAAEGLDY
TIRYGGGAWHDTDAQYLCSALMSPLCSPTLASQIQTPADILKFPLLRSYR
RDEWALWMQTVGEAPPSPTHNVMVFDSSVTMLEAAQAGMGVAIAPVRMFT
HLLSSERIVQPFLTQIDLGSYWITRLQSRPETPAMREFSRWLTGVL

3D structure

PDB

4wkm The beta-Lactamase Gene Regulator AmpR Is a Tetramer That Recognizes and Binds the d-Ala-d-Ala Motif of Its Repressor UDP-N-acetylmuramic Acid (MurNAc)-pentapeptide.

Chain

Resolution

2.15 Å

3D
structure

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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	peptide	B	T103 N131 N132 R133 Y147 S191 Y192 R193 D219 S220 S221 Y264	T10 N38 N39 R40 Y54 S98 Y99 R100 D126 S127 S128 Y171

External links

PDB	RCSB:4wkm, PDBe:4wkm, PDBj:4wkm
PDBsum	4wkm
PubMed	25480792

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