Structure of PDB 4rt1 Chain B Binding Site BS01

Receptor Information
>4rt1 Chain B (length=108) Species: 208964 (Pseudomonas aeruginosa PAO1) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AQRQFARVKLPARIRYIGANREGVDARLLDLSAGGFAFTASGAPIQPGDL
YKGKMLFQVDSISFSLEVEFQVRSVDPASRAVGCEFQNLKPREVAALRYL
ITSYLAGE
Ligand information
Ligand IDC2E
InChIInChI=1S/C20H24N10O14P2/c21-19-25-13-7(15(33)27-19)23-3-29(13)17-9(31)11-5(41-17)1-39-45(35,36)44-12-6(2-40-46(37,38)43-11)42-18(10(12)32)30-4-24-8-14(30)26-20(22)28-16(8)34/h3-6,9-12,17-18,31-32H,1-2H2,(H,35,36)(H,37,38)(H3,21,25,27,33)(H3,22,26,28,34)/t5-,6-,9-,10-,11-,12-,17-,18-/m1/s1
InChIKeyPKFDLKSEZWEFGL-MHARETSRSA-N
SMILES
SoftwareSMILES
ACDLabs 11.02O=C7NC(=Nc1c7ncn1C6OC5COP(=O)(OC4C(OC(n2c3N=C(N)NC(=O)c3nc2)C4O)COP(=O)(O)OC5C6O)O)N
OpenEye OEToolkits 1.7.0c1nc2c(n1C3C(C4C(O3)COP(=O)(OC5C(COP(=O)(O4)O)OC(C5O)n6cnc7c6N=C(NC7=O)N)O)O)N=C(NC2=O)N
OpenEye OEToolkits 1.7.0c1nc2c(n1[C@H]3[C@@H]([C@H]4[C@H](O3)CO[P@@](=O)(O[C@@H]5[C@@H](CO[P@@](=O)(O4)O)O[C@H]([C@@H]5O)n6cnc7c6N=C(NC7=O)N)O)O)N=C(NC2=O)N
CACTVS 3.352NC1=Nc2n(cnc2C(=O)N1)[CH]3O[CH]4CO[P](O)(=O)O[CH]5[CH](O)[CH](O[CH]5CO[P](O)(=O)O[CH]4[CH]3O)n6cnc7C(=O)NC(=Nc67)N
CACTVS 3.352NC1=Nc2n(cnc2C(=O)N1)[C@@H]3O[C@@H]4CO[P](O)(=O)O[C@H]5[C@@H](O)[C@@H](O[C@@H]5CO[P](O)(=O)O[C@H]4[C@H]3O)n6cnc7C(=O)NC(=Nc67)N
FormulaC20 H24 N10 O14 P2
Name9,9'-[(2R,3R,3aS,5S,7aR,9R,10R,10aS,12S,14aR)-3,5,10,12-tetrahydroxy-5,12-dioxidooctahydro-2H,7H-difuro[3,2-d:3',2'-j][1,3,7,9,2,8]tetraoxadiphosphacyclododecine-2,9-diyl]bis(2-amino-1,9-dihydro-6H-purin-6-one);
c-di-GMP;
Cyclic diguanosine monophosphate
ChEMBLCHEMBL1231573
DrugBank
ZINCZINC000072319544
PDB chain4rt1 Chain B Residue 201 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4rt1 Dimeric c-di-GMP Is Required for Post-translational Regulation of Alginate Production in Pseudomonas aeruginosa.
Resolution1.7 Å
Binding residue
(original residue number in PDB)
A15 R17 Q18 R21 D44 S46 G48 G49 F50 R87 G97 C98 E99
Binding residue
(residue number reindexed from 1)
A1 R3 Q4 R7 D30 S32 G34 G35 F36 R73 G83 C84 E85
Annotation score1
Binding affinityMOAD: Kd=0.73uM
Enzymatic activity
Enzyme Commision number 2.4.1.33: mannuronan synthase.
Gene Ontology
Molecular Function
GO:0035438 cyclic-di-GMP binding

View graph for
Molecular Function
External links
PDB RCSB:4rt1, PDBe:4rt1, PDBj:4rt1
PDBsum4rt1
PubMed25817996
UniProtQ9HY69|ALG44_PSEAE Mannuronan synthase (Gene Name=alg44)

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