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1DET

RIBONUCLEASE T1 CARBOXYMETHYLATED AT GLU 58 IN COMPLEX WITH 2'GMP

Functional Information from GO Data
ChainGOidnamespacecontents
A0001411cellular_componenthyphal tip
A0003723molecular_functionRNA binding
A0004518molecular_functionnuclease activity
A0004519molecular_functionendonuclease activity
A0004521molecular_functionRNA endonuclease activity
A0004540molecular_functionRNA nuclease activity
A0016787molecular_functionhydrolase activity
A0016829molecular_functionlyase activity
A0030428cellular_componentcell septum
A0046589molecular_functionribonuclease T1 activity
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE NA A 106
ChainResidue
AGLY30
AHIS92
AALA95
AHOH206
AHOH236

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE NA A 107
ChainResidue
ATHR32
ATYR45
AHOH220
AHOH256
AHOH268

site_idAC3
Number of Residues11
DetailsBINDING SITE FOR RESIDUE 2GP A 105
ChainResidue
ATYR42
AASN43
AASN44
ATYR45
AGLU46
ACGA58
AASN98
AASN98
APHE100
AHOH231
AHOH258

site_idCAT
Number of Residues4
Details
ChainResidue
AHIS40
ACGA58
AARG77
AHIS92

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"evidences":[{"source":"PubMed","id":"2844811","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PubMed","id":"2844811","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsActive site: {"description":"Proton donor"}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1b2m
ChainResidueDetails
AHIS40
AHIS92

site_idMCSA1
Number of Residues6
DetailsM-CSA 414
ChainResidueDetails
ATYR38electrostatic stabiliser
AHIS40proton shuttle (general acid/base)
ACGA58proton shuttle (general acid/base)
AASN81electrostatic stabiliser
ASER96proton shuttle (general acid/base)
ATHR104electrostatic stabiliser

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PDB entries from 2026-01-14

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