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2O3R

Structural Basis for Formation and Hydrolysis of Calcium Messenger Cyclic ADP-ribose by Human CD38

Functional Information from GO Data
ChainGOidnamespacecontents
A0061809molecular_functionNAD+ nucleosidase activity, cyclic ADP-ribose generating
B0061809molecular_functionNAD+ nucleosidase activity, cyclic ADP-ribose generating
Functional Information from PDB Data
site_idAC1
Number of Residues16
DetailsBINDING SITE FOR RESIDUE CXR A 301
ChainResidue
ATRP125
AHOH310
AHOH321
AHOH338
AHOH448
AHOH453
AHOH458
AHOH475
AARG127
ALYS129
AGLU146
AASP155
AASP156
AVAL185
ATRP189
ATHR221

site_idAC2
Number of Residues11
DetailsBINDING SITE FOR RESIDUE CXR B 301
ChainResidue
BTRP125
BLYS129
BGLU146
BASP155
BASP156
BVAL185
BTRP189
BTHR221
BHOH373
BHOH417
BHOH462

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"evidences":[{"source":"PubMed","id":"7961800","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19349973","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1r16
ChainResidueDetails
AASP226
AGLU146

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1r16
ChainResidueDetails
BASP226
BGLU146

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PDB entries from 2026-01-14

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