Structure of PDB 1rls Chain A Binding Site BS01

Receptor Information
>1rls Chain A (length=104) Species: 5062 (Aspergillus oryzae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ACDYTCGSNCYSSSDVSTAQAAGYQLHEDGETVGSNSYPHKYNNYEGFDF
SVSSPYYEWPILSSGDVYSGGSPGADRVVFNENNQLAGVITHTGASGNNF
VECT
Ligand information
Ligand ID3GP
InChIInChI=1S/C10H14N5O8P/c11-10-13-7-4(8(18)14-10)12-2-15(7)9-5(17)6(3(1-16)22-9)23-24(19,20)21/h2-3,5-6,9,16-17H,1H2,(H2,19,20,21)(H3,11,13,14,18)/t3-,5-,6-,9-/m1/s1
InChIKeyZDPUTNZENXVHJC-UUOKFMHZSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc2c(n1C3C(C(C(O3)CO)OP(=O)(O)O)O)N=C(NC2=O)N
CACTVS 3.341NC1=Nc2n(cnc2C(=O)N1)[CH]3O[CH](CO)[CH](O[P](O)(O)=O)[CH]3O
OpenEye OEToolkits 1.5.0c1nc2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)CO)OP(=O)(O)O)O)N=C(NC2=O)N
CACTVS 3.341NC1=Nc2n(cnc2C(=O)N1)[C@@H]3O[C@H](CO)[C@@H](O[P](O)(O)=O)[C@H]3O
ACDLabs 10.04O=C1c2ncn(c2N=C(N)N1)C3OC(C(OP(=O)(O)O)C3O)CO
FormulaC10 H14 N5 O8 P
NameGUANOSINE-3'-MONOPHOSPHATE
ChEMBL
DrugBankDB03315
ZINCZINC000004807333
PDB chain1rls Chain A Residue 105 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1rls Crystal structure of RNase T1 complexed with the product nucleotide 3'-GMP. Structural evidence for direct interaction of histidine 40 and glutamic acid 58 with the 2'-hydroxyl group of the ribose.
Resolution1.9 Å
Binding residue
(original residue number in PDB)		Y38 H40 Y42 N43 N44 Y45 E46 E58 R77 H92 N98 F100
Binding residue
(residue number reindexed from 1)		Y38 H40 Y42 N43 N44 Y45 E46 E58 R77 H92 N98 F100
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) Y38 H40 E58 D76 R77 T91 H92 F100
Catalytic site (residue number reindexed from 1) Y38 H40 E58 D76 R77 T91 H92 F100
Enzyme Commision number 4.6.1.24: ribonuclease T1.
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0004519 endonuclease activity
GO:0004521 RNA endonuclease activity
GO:0004540 RNA nuclease activity
GO:0016829 lyase activity
GO:0046589 ribonuclease T1 activity
Biological Process
GO:0008150 biological_process
Cellular Component
GO:0001411 hyphal tip
GO:0030428 cell septum

View graph for
Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1rls, PDBe:1rls, PDBj:1rls
PDBsum1rls
PubMed7912696
UniProtP00651|RNT1_ASPOR Guanyl-specific ribonuclease T1 (Gene Name=rntA)

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