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4FBQ

Crystal structure of a covalently fused Nbs1-Mre11 complex with two manganese ions per active site

Functional Information from GO Data
ChainGOidnamespacecontents
A0004519molecular_functionendonuclease activity
A0004520molecular_functionDNA endonuclease activity
A0005634cellular_componentnucleus
A0006302biological_processdouble-strand break repair
A0008296molecular_function3'-5'-DNA exonuclease activity
A0016787molecular_functionhydrolase activity
A0030145molecular_functionmanganese ion binding
A0030870cellular_componentMre11 complex
B0004519molecular_functionendonuclease activity
B0004520molecular_functionDNA endonuclease activity
B0005634cellular_componentnucleus
B0006302biological_processdouble-strand break repair
B0008296molecular_function3'-5'-DNA exonuclease activity
B0016787molecular_functionhydrolase activity
B0030145molecular_functionmanganese ion binding
B0030870cellular_componentMre11 complex
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MN A 1501
ChainResidue
AASP1065
AASN1133
AHIS1222
AHIS1250
AMN1502

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MN A 1502
ChainResidue
AMN1501
AASP1025
AHIS1027
AASP1065
AHIS1252

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MN B 1501
ChainResidue
BASP1025
BHIS1027
BASP1065
BHIS1252
BMN1502

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MN B 1502
ChainResidue
BASP1065
BASN1133
BHIS1222
BHIS1250
BMN1501

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PIRSR","id":"PIRSR000882-1","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues14
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22705791","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4FBQ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4FBW","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4FCX","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

245663

PDB entries from 2025-12-03

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