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1BU4

RIBONUCLEASE 1 COMPLEX WITH 2'GMP

Functional Information from GO Data
ChainGOidnamespacecontents
A0001411cellular_componenthyphal tip
A0003723molecular_functionRNA binding
A0004519molecular_functionendonuclease activity
A0004521molecular_functionRNA endonuclease activity
A0004540molecular_functionRNA nuclease activity
A0008150biological_processbiological_process
A0016829molecular_functionlyase activity
A0030428cellular_componentcell septum
A0046589molecular_functionribonuclease T1 activity
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 201
ChainResidue
AHOH225
AHOH236
AHOH241
AASP15
AHOH216
AHOH221

site_idAC2
Number of Residues12
DetailsBINDING SITE FOR RESIDUE 2GP A 202
ChainResidue
ATYR38
AHIS40
ATYR42
AASN43
AASN44
ATYR45
AGLU46
AGLU58
AARG77
AHIS92
AASN98
APHE100

site_idCAL
Number of Residues1
DetailsCALCIUM BINDING SITE.
ChainResidue
AASP15

site_idCAT
Number of Residues5
DetailsCATALYTIC SITE.
ChainResidue
ATYR38
AHIS40
AGLU58
AARG77
AHIS92

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: ACT_SITE => ECO:0000269|PubMed:2844811
ChainResidueDetails
AHIS40

site_idSWS_FT_FI2
Number of Residues1
DetailsACT_SITE: Proton acceptor => ECO:0000269|PubMed:2844811
ChainResidueDetails
AGLU58

site_idSWS_FT_FI3
Number of Residues1
DetailsACT_SITE: Proton donor
ChainResidueDetails
AHIS92

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1b2m
ChainResidueDetails
AGLU58
AHIS40
AHIS92

site_idMCSA1
Number of Residues6
DetailsM-CSA 414
ChainResidueDetails
ATYR38electrostatic stabiliser
AHIS40proton shuttle (general acid/base)
AGLU58proton shuttle (general acid/base)
AARG77electrostatic stabiliser
AHIS92proton shuttle (general acid/base)
APHE100electrostatic stabiliser

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PDB entries from 2024-07-17

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