Structure of PDB 4wkm Chain A

Receptor sequence

>4wkmA (length=197) Species: 1006003 (Citrobacter freundii ATCC 8090 = MTCC 1658 = NBRC 12681) [Search protein sequence]

QEKLKIGVVGTFAIGCLFPLLSDFKRSYPHIDLHISTHNNRVDPAAEGLD
YTIRYGGGAWHDTDAQYLCSALMSPLCSPTLASQIQTPADILKFPLLRSY
RRDEWALWMQTVGEAPPSPTHNVMVFDSSVTMLEAAQAGMGVAIAPVRMF
THLLSSERIVQPFLTQIDLGSYWITRLQSRPETPAMREFSRWLTGVL

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	A	T103 N131 N132 R133 Y147 W152 S191 Y192 R193 D219 S220 S221 P238 Y264	T11 N39 N40 R41 Y55 W60 S99 Y100 R101 D127 S128 S129 P146 Y172

External links

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

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