Structure of PDB 1iyb Chain B

Receptor sequence
>1iybB (length=208) Species: 35889 (Nicotiana glutinosa) [Search protein sequence]
YVEFAQDFDFFYFVQQWPGSYCDTKQSCCYPKTGKPASDFGIHGLWPNNN
DGSYPSNCDSNSPYDQSQVSDLISRMQQNWPTLACPSGTGSAFWSHEWEK
HGTCAENVFDQHGYFKKALDLKNQINLLEILQGAGIHPDGGFYSLNSIKN
AIRSAIGYAPGIECNVDESGNSQLYQIYICVDGSGSNLIECPIFPRGKCG
SSIEFPTF
3D structure
PDB1iyb Guanine binding site of the Nicotiana glutinosa ribonuclease NW revealed by X-ray crystallography
ChainB
Resolution1.5 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H39 W42 Y50 E93 K96 H97
Catalytic site (residue number reindexed from 1) H43 W46 Y54 E97 K100 H101
Enzyme Commision number 3.1.-.-
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 5GP B Q12 Y17 H39 W42 T78 L79 A80 F89 H92 E93 K96 H97 Q16 Y21 H43 W46 T82 L83 A84 F93 H96 E97 K100 H101
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0033897 ribonuclease T2 activity

View graph for
Molecular Function
External links
PDB RCSB:1iyb, PDBe:1iyb, PDBj:1iyb
PDBsum1iyb
PubMed12484757
UniProtQ7XZV5

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