Loading
PDBj
MenuPDBj@FacebookPDBj@TwitterPDBj@YouTubewwPDB FoundationwwPDB
RCSB PDBPDBeBMRBAdv. SearchSearch help

3AGN

Crystal Structure of Ustilago sphaerogena Ribonuclease U2 Complexed with adenosine 3'-monophosphate

Functional Information from GO Data
ChainGOidnamespacecontents
A0003723molecular_functionRNA binding
A0004519molecular_functionendonuclease activity
A0004521molecular_functionRNA endonuclease activity
A0004540molecular_functionRNA nuclease activity
A0016829molecular_functionlyase activity
A0033899molecular_functionribonuclease U2 activity
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues17
DetailsBINDING SITE FOR RESIDUE 3AM A 115
ChainResidue
ATYR39
AHIS101
AASP108
APHE110
AHOH180
AHOH238
AHOH240
AHOH246
AHOH247
AHIS41
AGLN42
ATYR43
ATYR44
AGLU46
AGLU49
AGLU62
AARG85

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CA A 116
ChainResidue
AASP50
AGLN112
AHOH163
AHOH164
AHOH165
AHOH166
AHOH279

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: ACT_SITE => ECO:0000269|Ref.5
ChainResidueDetails
AHIS41

site_idSWS_FT_FI2
Number of Residues1
DetailsACT_SITE: Proton acceptor => ECO:0000269|Ref.5
ChainResidueDetails
AGLU62

site_idSWS_FT_FI3
Number of Residues1
DetailsACT_SITE: Proton donor => ECO:0000269|Ref.5
ChainResidueDetails
AHIS101

site_idSWS_FT_FI4
Number of Residues6
DetailsBINDING: BINDING => ECO:0000269|PubMed:20858208
ChainResidueDetails
AASP29
AVAL30
AALA31
AASN32
AASP37
ATYR39

site_idSWS_FT_FI5
Number of Residues2
DetailsBINDING:
ChainResidueDetails
AARG85
AASP108

site_idSWS_FT_FI6
Number of Residues1
DetailsSITE: Methylation inactivates enzyme => ECO:0000269|PubMed:7492561
ChainResidueDetails
AGLU62

Catalytic Information from CSA
site_idMCSA1
Number of Residues4
DetailsM-CSA 908
ChainResidueDetails
AHIS41proton shuttle (general acid/base)
AGLU62proton shuttle (general acid/base)
AARG85electrostatic stabiliser
AHIS101proton shuttle (general acid/base)

222926

PDB entries from 2024-07-24

PDB statisticsPDBj update infoContact PDBjnumon