Structure of PDB 2q1a Chain X

Receptor sequence
>2q1aX (length=291) Species: 273057 (Saccharolobus solfataricus P2) [Search protein sequence]
MKLFRVVKRGYYISYAILDNSTIIRLDEDPIKALMRYSENKEVLGDRVTG
IDYQSLLKSFQINDIRITKPIDPPEVWGSGISYEMARERYSEENVAKILG
KTIYEKVYDAVRPEIFFKATPNRCVGHGEAIAVRSDSEWTLPEPELAVVL
DSNGKILGYTIMDDVSARDLEAENPLYLPQSKIYAGCCAFGPVIVTSDEI
KNPYSLDITLKIVREGRVFFEGSVNTNKMRRKIEEQIQYLIRDNPIPDGT
ILTTGTAIVPGRDKGLKDEDIVEITISNIGTLITPVKKRRK
3D structure
PDB2q1a Structural insight into substrate binding and catalysis of a novel 2-keto-3-deoxy-D-arabinonate dehydratase illustrates common mechanistic features of the FAH superfamily.
ChainX
Resolution2.5 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 4.2.1.141: 2-dehydro-3-deoxy-D-arabinonate dehydratase.
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 MG X E143 E145 D164 E143 E145 D164
BS02 2KT X G80 I81 R89 E143 G255 T256 G80 I81 R89 E143 G255 T256
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0003824 catalytic activity
GO:0016829 lyase activity
GO:0016836 hydro-lyase activity
GO:0046872 metal ion binding
Biological Process
GO:0019571 D-arabinose catabolic process
GO:0051289 protein homotetramerization

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Molecular Function
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Biological Process
External links
PDB RCSB:2q1a, PDBe:2q1a, PDBj:2q1a
PDBsum2q1a
PubMed18448118
UniProtQ97UA0|KDAD_SACS2 2-dehydro-3-deoxy-D-arabinonate dehydratase (Gene Name=kdaD)

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