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6STY

Human REXO2 exonuclease in complex with RNA.

Functional Information from GO Data
ChainGOidnamespacecontents
A0000175molecular_function3'-5'-RNA exonuclease activity
A0000287molecular_functionmagnesium ion binding
A0003676molecular_functionnucleic acid binding
A0004518molecular_functionnuclease activity
A0004527molecular_functionexonuclease activity
A0005634cellular_componentnucleus
A0005730cellular_componentnucleolus
A0005737cellular_componentcytoplasm
A0005739cellular_componentmitochondrion
A0005758cellular_componentmitochondrial intermembrane space
A0005759cellular_componentmitochondrial matrix
A0005925cellular_componentfocal adhesion
A0006139biological_processnucleobase-containing compound metabolic process
A0006259biological_processDNA metabolic process
A0008296molecular_function3'-5'-DNA exonuclease activity
A0008408molecular_function3'-5' exonuclease activity
A0009117biological_processnucleotide metabolic process
A0016787molecular_functionhydrolase activity
A0046872molecular_functionmetal ion binding
A2000827biological_processmitochondrial RNA surveillance
B0000175molecular_function3'-5'-RNA exonuclease activity
B0000287molecular_functionmagnesium ion binding
B0003676molecular_functionnucleic acid binding
B0004518molecular_functionnuclease activity
B0004527molecular_functionexonuclease activity
B0005634cellular_componentnucleus
B0005730cellular_componentnucleolus
B0005737cellular_componentcytoplasm
B0005739cellular_componentmitochondrion
B0005758cellular_componentmitochondrial intermembrane space
B0005759cellular_componentmitochondrial matrix
B0005925cellular_componentfocal adhesion
B0006139biological_processnucleobase-containing compound metabolic process
B0006259biological_processDNA metabolic process
B0008296molecular_function3'-5'-DNA exonuclease activity
B0008408molecular_function3'-5' exonuclease activity
B0009117biological_processnucleotide metabolic process
B0016787molecular_functionhydrolase activity
B0046872molecular_functionmetal ion binding
B2000827biological_processmitochondrial RNA surveillance
D0000175molecular_function3'-5'-RNA exonuclease activity
D0000287molecular_functionmagnesium ion binding
D0003676molecular_functionnucleic acid binding
D0004518molecular_functionnuclease activity
D0004527molecular_functionexonuclease activity
D0005634cellular_componentnucleus
D0005730cellular_componentnucleolus
D0005737cellular_componentcytoplasm
D0005739cellular_componentmitochondrion
D0005758cellular_componentmitochondrial intermembrane space
D0005759cellular_componentmitochondrial matrix
D0005925cellular_componentfocal adhesion
D0006139biological_processnucleobase-containing compound metabolic process
D0006259biological_processDNA metabolic process
D0008296molecular_function3'-5'-DNA exonuclease activity
D0008408molecular_function3'-5' exonuclease activity
D0009117biological_processnucleotide metabolic process
D0016787molecular_functionhydrolase activity
D0046872molecular_functionmetal ion binding
D2000827biological_processmitochondrial RNA surveillance
E0000175molecular_function3'-5'-RNA exonuclease activity
E0000287molecular_functionmagnesium ion binding
E0003676molecular_functionnucleic acid binding
E0004518molecular_functionnuclease activity
E0004527molecular_functionexonuclease activity
E0005634cellular_componentnucleus
E0005730cellular_componentnucleolus
E0005737cellular_componentcytoplasm
E0005739cellular_componentmitochondrion
E0005758cellular_componentmitochondrial intermembrane space
E0005759cellular_componentmitochondrial matrix
E0005925cellular_componentfocal adhesion
E0006139biological_processnucleobase-containing compound metabolic process
E0006259biological_processDNA metabolic process
E0008296molecular_function3'-5'-DNA exonuclease activity
E0008408molecular_function3'-5' exonuclease activity
E0009117biological_processnucleotide metabolic process
E0016787molecular_functionhydrolase activity
E0046872molecular_functionmetal ion binding
E2000827biological_processmitochondrial RNA surveillance
Functional Information from PDB Data
site_idAC1
Number of Residues3
Detailsbinding site for residue CA B 301
ChainResidue
BASP47
CU1
CC2

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsActive site: {"evidences":[{"source":"PubMed","id":"30926754","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31588022","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"30926754","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31588022","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6J7Y","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6RCN","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"30926754","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31588022","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6RCN","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"30926754","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6J7Y","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues12
DetailsSite: {"description":"Important for dinucleotide binding","evidences":[{"source":"PubMed","id":"30926754","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32365187","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues4
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues4
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"15592455","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues4
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"Q9D8S4","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues328
DetailsDomain: {"description":"Exonuclease"}
ChainResidueDetails

242842

PDB entries from 2025-10-08

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