Structure of PDB 5ex4 Chain B

Receptor sequence
>5ex4B (length=462) Species: 1773 (Mycobacterium tuberculosis) [Search protein sequence]
GAMNWTVDIPIDQSLPPLPTDLRTRLDAALAKPAAQQPTWPADQALAMRT
VLESVPPVTVPSEIVRLQEQLAQVAKGEAFLLQGGDCAETFMDNTEPHIR
GNVRALLQMAVVLTYGASMPVVKVARIAGQYAKPRSADIDALGLRSYRGD
MINGFAPDAAAREHDPSRLVRAYANASAAMNLVRALTSSGLASLHLVHDW
NREFVRTSPAGARYEALATEIDRGLRFMSACGVADRNLQTAEIYASHEAL
VLDYERAMLRLSDGDDGEPQLFDLSAHTVWIGERTRQIDGAHIAFAQVIA
NPVGVKLGPNMTPELAVEYVERLDPHNKPGRLTLVSRMGNHKVRDLLPPI
VEKVQATGHQVIWQCDPMHGNTHESSTGFKTRHFDRIVDEVQGFFEVHRA
LGTHPGGIHVEITGENVTECLGGAQDISETDLAGRYETACDPRLNTQQSL
ELAFLVAEMLRD
3D structure
PDB5ex4 3-deoxy-d-arabino-heptulosonate 7-phosphate synthase from Mycobacterium tuberculosis complexed with tryptophan in all three allosteric binding sites
ChainB
Resolution2.25 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.5.1.54: 3-deoxy-7-phosphoheptulonate 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 TRP B I7 V55 Y173 I9 V55 Y173
BS02 MN B C87 H369 E411 D441 C87 H369 E411 D441
BS03 TRP B F91 R171 A174 N175 F91 R171 A174 N175
BS04 TRP B K123 A192 N237 L238 T240 K123 A192 N237 L238 T240
BS05 TRP B P16 L18 R23 E53 R256 L259 P16 L18 R23 E53 R256 L259
Gene Ontology
Molecular Function
GO:0003849 3-deoxy-7-phosphoheptulonate synthase activity
GO:0005515 protein binding
GO:0016740 transferase activity
GO:0030145 manganese ion binding
GO:0046872 metal ion binding
Biological Process
GO:0008652 amino acid biosynthetic process
GO:0009073 aromatic amino acid family biosynthetic process
GO:0009423 chorismate biosynthetic process
GO:0051260 protein homooligomerization
Cellular Component
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0009274 peptidoglycan-based cell wall

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:5ex4, PDBe:5ex4, PDBj:5ex4
PDBsum5ex4
PubMed
UniProtO53512|AROG_MYCTU Phospho-2-dehydro-3-deoxyheptonate aldolase AroG (Gene Name=aroG)

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