Structure of PDB 3fig Chain A

Receptor sequence
>3figA (length=574) Species: 1773 (Mycobacterium tuberculosis) [Search protein sequence]
TIVKPAGPPRVGQPSWNPQRASSMPVNRYRPFAEEVEPIRLRNRTWPDRV
IDRAPLWCAVDLRDGNQALIDPMSPARKRRMFDLLVRMGYKEIEVGFPSA
SQTDFDFVREIIEQGAIPDDVTIQVLTQCRPELIERTFQACSGAPRAIVH
FYNSTSILQRRVVFRANRAEVQAIATDGARKCVEQAAKYPGTQWRFEYSP
ESYTGTELEYAKQVCDAVGEVIAPTPERPIIFNLPATVEMTTPNVYADSI
EWMSRNLANRESVILSLHPHNDRGTAVAAAELGFAAGADRIEGCLFGNGE
RTGNVCLVTLGLNLFSRGVDPQIDFSNIDEIRRTVEYCNQLPVHERHPYG
GDLVYTAFSGSHQDAINKGLDAMKLDADAADCDVDDMLWQVPYLPIDPRD
VGRTYEAVIKGGVAYIMKTDHGLSLPRRLQIEFSQVIQKIEVSPKEMWDA
FAEEYLAPVRPLERIRQHVDAADDDGGTTSITATVKINGVETEISGSGNG
PLAAFVHALADVGFDVAVLDYYEHAMSAGDDAQAAAYVEASVTIASKTVW
GVGIAPSITTASLRAVVSAVNRAA
3D structure
PDB3fig Crystal structure of LeuA from Mycobacterium tuberculosis, a key enzyme in leucine biosynthesis.
ChainA
Resolution2.3 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.3.3.13: 2-isopropylmalate synthase.
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 LEU A D563 D564 A565 Q566 P625 I627 D530 D531 A532 Q533 P556 I558
BS02 LEU A G533 P534 L535 A536 G500 P501 L502 A503
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0003824 catalytic activity
GO:0003852 2-isopropylmalate synthase activity
GO:0003985 acetyl-CoA C-acetyltransferase activity
GO:0005515 protein binding
GO:0008270 zinc ion binding
GO:0016740 transferase activity
GO:0030145 manganese ion binding
GO:0030955 potassium ion binding
GO:0046872 metal ion binding
GO:0046912 acyltransferase activity, acyl groups converted into alkyl on transfer
Biological Process
GO:0009098 L-leucine biosynthetic process
GO:0019752 carboxylic acid metabolic process
Cellular Component
GO:0005576 extracellular region
GO:0005737 cytoplasm
GO:0005886 plasma membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3fig, PDBe:3fig, PDBj:3fig
PDBsum3fig
PubMed15159544
UniProtP9WQB3|LEU1_MYCTU 2-isopropylmalate synthase (Gene Name=leuA)

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