Structure of PDB 4b5w Chain B

Receptor sequence
>4b5wB (length=253) Species: 481805 (Escherichia coli ATCC 8739) [Search protein sequence]
MENSFKAALKAGRPQIGLWLGLSSSYSAELLAGAGFDWLLIDGEHAPNNV
QTVLTQLQAIAPYPSQPVVAPSWNDPVQIKQLLDVGTQTLLVPMVQNADE
AREAVRATRYPPAGIRGVGSALARASRWNRIPDYLQKANDQMCVLVQIET
REAMKNLPQILDVEGVDGVFIGPADLSADMGYAGNPQHPEVQAAIEQAIV
QIRESGKAPGILIANEQLAKRYLELGALFVAVGVDTTLLARAAEALAARF
GAQ
3D structure
PDB4b5w Crystal Structure of Reaction Intermediates in Pyruvate Class II Aldolase: Substrate Cleavage, Enolate Stabilization and Substrate Specificity
ChainB
Resolution1.792 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H45 A70 D84 E149 D175
Catalytic site (residue number reindexed from 1) H45 A70 D84 E149 D175
Enzyme Commision number 4.1.2.52: 4-hydroxy-2-oxoheptanedioate aldolase.
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 CO B E149 D175 E149 D175
BS02 PYR B Q147 E149 F170 G172 P173 A174 D175 Q147 E149 F170 G172 P173 A174 D175 MOAD: Kd=26.9mM
PDBbind-CN: -logKd/Ki=3.33,Kd=0.47mM
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0016829 lyase activity
GO:0016832 aldehyde-lyase activity
GO:0043863 4-hydroxy-2-ketopimelate aldolase activity
GO:0046872 metal ion binding
GO:0061677 2-dehydro-3-deoxy-D-gluconate aldolase activity
Biological Process
GO:0009056 catabolic process
GO:0010124 phenylacetate catabolic process
Cellular Component
GO:0005737 cytoplasm

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Cellular Component
External links
PDB RCSB:4b5w, PDBe:4b5w, PDBj:4b5w
PDBsum4b5w
PubMed22908224
UniProtB1IS70|HPCH_ECOLC 4-hydroxy-2-oxo-heptane-1,7-dioate aldolase (Gene Name=hpcH)

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