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1JBR

Crystal Structure of the Ribotoxin Restrictocin and a 31-mer SRD RNA Inhibitor

Functional Information from GO Data
ChainGOidnamespacecontents
A0003723molecular_functionRNA binding
A0004518molecular_functionnuclease activity
A0004521molecular_functionRNA endonuclease activity
A0004540molecular_functionRNA nuclease activity
A0005576cellular_componentextracellular region
A0016787molecular_functionhydrolase activity
A0017148biological_processnegative regulation of translation
B0003723molecular_functionRNA binding
B0004518molecular_functionnuclease activity
B0004521molecular_functionRNA endonuclease activity
B0004540molecular_functionRNA nuclease activity
B0005576cellular_componentextracellular region
B0016787molecular_functionhydrolase activity
B0017148biological_processnegative regulation of translation
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE K D 201
ChainResidue
DU7
DHOH235
DHOH237
DHOH241

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE K C 202
ChainResidue
CU7
CHOH207
FHOH209
FHOH218
FHOH219

site_idAC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE K F 203
ChainResidue
FG24
FHOH210
FHOH221

site_idAC4
Number of Residues2
DetailsBINDING SITE FOR RESIDUE K D 204
ChainResidue
DG24
DHOH206

site_idAC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE K D 205
ChainResidue
DG14
DHOH233

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Proton acceptor"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsActive site: {"description":"Proton donor"}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1rtu
ChainResidueDetails
AHIS136
AHIS49
AGLU95

site_idCSA2
Number of Residues3
DetailsAnnotated By Reference To The Literature 1rtu
ChainResidueDetails
BHIS136
BHIS49
BGLU95

238582

PDB entries from 2025-07-09

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