Structure of PDB 3h2c Chain A

Receptor sequence
>3h2cA (length=257) Species: 191218 (Bacillus anthracis str. A2012) [Search protein sequence]
KWDYDLRCGEYTLNLNEKTLIMGILNGSYNEVDAAVRHAKEMRDEGAHII
DIGESTRSVEEEIKRVVPMIQAVSKEVKLPISIDTYKAEVAKQAIEAGAH
IINDIWGAKAEPKIAEVAAHYDVPIILMHNRDNMNYRNLMADMIADLYDS
IKIAKDAGVRDENIILDPGIGFAKTPEQNLEAMRNLEQLNVLGYPVLLGT
SRKSFIGHVLDLPVEERLEGTGATVCLGIEKGCEFVRVHDVKEMSRMAKM
MDAMIGK
3D structure
PDB3h2c Structural studies of pterin-based inhibitors of dihydropteroate synthase.
ChainA
Resolution2.6 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D54 K220 R254
Catalytic site (residue number reindexed from 1) D44 K203 R237
Enzyme Commision number 2.5.1.15: dihydropteroate 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 B58 A D101 N120 I122 D184 G216 K220 R254 D84 N103 I105 D167 G199 K203 R237 PDBbind-CN: -logKd/Ki=3.30,IC50=500uM
BindingDB: IC50=>500000nM
Gene Ontology
Molecular Function
GO:0004156 dihydropteroate synthase activity
GO:0016740 transferase activity
GO:0046872 metal ion binding
Biological Process
GO:0009396 folic acid-containing compound biosynthetic process
GO:0042558 pteridine-containing compound metabolic process
GO:0044237 cellular metabolic process
GO:0046654 tetrahydrofolate biosynthetic process
GO:0046656 folic acid biosynthetic process
Cellular Component
GO:0005829 cytosol

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Cellular Component
External links
PDB RCSB:3h2c, PDBe:3h2c, PDBj:3h2c
PDBsum3h2c
PubMed19899766
UniProtQ81VW8

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