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6XUQ

Human Ecto-5'-nucleotidase (CD73) in complex with A1618 (compound 1b in publication) in the closed state in crystal form III

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0002953molecular_function5'-deoxynucleotidase activity
A0005515molecular_functionprotein binding
A0005654cellular_componentnucleoplasm
A0005829cellular_componentcytosol
A0005886cellular_componentplasma membrane
A0006196biological_processAMP catabolic process
A0006259biological_processDNA metabolic process
A0007159biological_processleukocyte cell-cell adhesion
A0008253molecular_function5'-nucleotidase activity
A0008270molecular_functionzinc ion binding
A0009166biological_processnucleotide catabolic process
A0009897cellular_componentexternal side of plasma membrane
A0009986cellular_componentcell surface
A0010035biological_processobsolete response to inorganic substance
A0016020cellular_componentmembrane
A0016787molecular_functionhydrolase activity
A0016788molecular_functionhydrolase activity, acting on ester bonds
A0033198biological_processresponse to ATP
A0042802molecular_functionidentical protein binding
A0046032biological_processADP catabolic process
A0046034biological_processATP metabolic process
A0046086biological_processadenosine biosynthetic process
A0046872molecular_functionmetal ion binding
A0050728biological_processnegative regulation of inflammatory response
A0055074biological_processcalcium ion homeostasis
A0070062cellular_componentextracellular exosome
A0098552cellular_componentside of membrane
A0110148biological_processobsolete biomineralization
A0140928biological_processinhibition of non-skeletal tissue mineralization
Functional Information from PDB Data
site_idAC1
Number of Residues6
Detailsbinding site for residue ZN A 601
ChainResidue
AASP36
AHIS38
AASP85
AZN602
AO1T604
AHOH703

site_idAC2
Number of Residues6
Detailsbinding site for residue ZN A 602
ChainResidue
AHIS243
AZN601
AO1T604
AASP85
AASN117
AHIS220

site_idAC3
Number of Residues5
Detailsbinding site for residue CA A 603
ChainResidue
AASN213
AASP237
AGLY298
AHOH713
AHOH890

site_idAC4
Number of Residues27
Detailsbinding site for residue O1T A 604
ChainResidue
AHIS38
AASP85
AGLN88
AASN117
AHIS118
AASP121
ALEU184
AASN186
AHIS243
AASN245
AARG354
AASN390
AGLY392
AGLY393
AARG395
APHE417
AGLY447
APHE500
AASP506
AZN601
AZN602
AHOH703
AHOH735
AHOH753
AHOH761
AHOH794
AHOH851

Functional Information from PROSITE/UniProt
site_idPS00785
Number of Residues13
Details5_NUCLEOTIDASE_1 5'-nucleotidase signature 1. LtILHTnDvHSrL
ChainResidueDetails
ALEU29-LEU41

site_idPS00786
Number of Residues12
Details5_NUCLEOTIDASE_2 5'-nucleotidase signature 2. YdamaLGNHEFD
ChainResidueDetails
ATYR110-ASP121

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22997138","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23142347","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"34403084","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4H1S","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7P9N","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22997138","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23142347","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"34403084","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4H1S","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4H1Y","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4H2B","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4H2G","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4H2I","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7P9N","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22997138","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23142347","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"34403084","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4H1S","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4H1Y","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4H2B","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4H2F","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4H2G","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4H2I","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7P9N","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"34403084","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7PBA","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"source":"PubMed","id":"23142347","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"source":"PubMed","id":"23142347","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsLipidation: {"description":"GPI-anchor amidated serine","evidences":[{"source":"PubMed","id":"2129526","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22997138","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23142347","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19349973","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

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