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1Q97

The structure of the Saccharomyces cerevisiae SR protein kinase, Sky1p, with bound ATP

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
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MG A 743
ChainResidue
AASN299
AATP485
AASP550
AMG744

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MG A 744
ChainResidue
AATP485
AASP550
AMG743

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE NI B 743
ChainResidue
BTYR153
BHIS234
BHIS145
BGLU151

site_idAC4
Number of Residues9
DetailsBINDING SITE FOR RESIDUE SO4 A 745
ChainResidue
ATYR153
ALYS154
AASP155
AASN233
AHIS234
ALYS235
AHOH776
AHOH796
AHOH798

site_idAC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 B 744
ChainResidue
BLYS154
BASP155
BPHE232
BASN233
BHIS234
BLYS235
BHOH752

site_idAC6
Number of Residues18
DetailsBINDING SITE FOR RESIDUE ATP A 485
ChainResidue
AGLY165
AGLY167
AHIS168
ASER170
AVAL172
AALA185
ALYS187
ALEU226
AGLU247
AVAL248
ALEU249
AGLY250
AASN252
AGLU298
ALEU301
AASP550
AMG743
AMG744

site_idAC7
Number of Residues7
DetailsBINDING SITE FOR RESIDUE ADN B 486
ChainResidue
BTRP166
BALA185
BLEU226
BGLU247
BVAL248
BLEU249
BHOH758

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues24
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. LGWGHFSTVWlAkdmvnnth..........VAMK
ChainResidueDetails
ALEU164-LYS187

site_idPS00108
Number of Residues13
DetailsPROTEIN_KINASE_ST Serine/Threonine protein kinases active-site signature. IiHtDIKpeNVLM
ChainResidueDetails
AILE290-MET302

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
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 Residues18
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AGLU298
AASP294

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BGLU298
BASP294

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AASP294
ALYS296

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BASP294
BLYS296

site_idCSA5
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
ATHR567
AASP294
ALYS296

site_idCSA6
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BTHR567
BASP294
BLYS296

site_idCSA7
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AASP294
ALYS296
AASN299

site_idCSA8
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BASP294
BLYS296
BASN299

238895

PDB entries from 2025-07-16

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