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3NR9

Structure of human CDC2-like kinase 2 (CLK2)

Functional Information from GO Data
ChainGOidnamespacecontents
A0004672molecular_functionprotein kinase activity
A0005524molecular_functionATP binding
A0006468biological_processprotein phosphorylation
B0004672molecular_functionprotein kinase activity
B0005524molecular_functionATP binding
B0006468biological_processprotein phosphorylation
C0004672molecular_functionprotein kinase activity
C0005524molecular_functionATP binding
C0006468biological_processprotein phosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues12
DetailsBINDING SITE FOR RESIDUE NR9 A 1
ChainResidue
ALEU169
AASN295
ALEU297
AASP327
AGLU171
APHE174
AALA191
ALYS193
AGLU208
APHE243
AGLU244
ALEU246

site_idAC2
Number of Residues11
DetailsBINDING SITE FOR RESIDUE NR9 B 1
ChainResidue
BLEU169
BGLU171
BPHE174
BALA191
BLYS193
BGLU208
BGLU244
BLEU246
BASN295
BLEU297
BASP327

site_idAC3
Number of Residues13
DetailsBINDING SITE FOR RESIDUE NR9 C 1
ChainResidue
CLEU169
CGLU171
CGLY172
CPHE174
CALA191
CLYS193
CGLU208
CPHE243
CGLU244
CLEU246
CASN295
CLEU297
CASP327

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues25
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. LGEGTFGRVVqCvdhrrggar.........VALK
ChainResidueDetails
ALEU169-LYS193

site_idPS00108
Number of Residues13
DetailsPROTEIN_KINASE_ST Serine/Threonine protein kinases active-site signature. LtHtDLKpeNILF
ChainResidueDetails
ALEU286-PHE298

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"},{"source":"PROSITE-ProRule","id":"PRU10027","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues27
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues3
DetailsModified residue: {"description":"Phosphoserine; by autocatalysis","evidences":[{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"18691976","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"19369195","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues3
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"19369195","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues3
DetailsModified residue: {"description":"Phosphothreonine; by PKB/AKT2","evidences":[{"source":"UniProtKB","id":"O35491","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues632
DetailsDomain: {"description":"Protein kinase","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

246333

PDB entries from 2025-12-17

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