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1IA9

CRYSTAL STRUCTURE OF THE ATYPICAL PROTEIN KINASE DOMAIN OF A TRP CA-CHANNEL, CHAK (AMPPNP COMPLEX)

Functional Information from GO Data
ChainGOidnamespacecontents
A0004674molecular_functionprotein serine/threonine kinase activity
A0005524molecular_functionATP binding
A0006468biological_processprotein phosphorylation
B0004674molecular_functionprotein serine/threonine kinase activity
B0005524molecular_functionATP binding
B0006468biological_processprotein phosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 2001
ChainResidue
AHIS1751
AHIS1808
ACYS1810
ACYS1814

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 2001
ChainResidue
BHIS1751
BHIS1808
BCYS1810
BCYS1814

site_idAC3
Number of Residues16
DetailsBINDING SITE FOR RESIDUE ANP A 2002
ChainResidue
AGLY1619
AGLY1620
ALEU1621
AARG1622
AALA1624
ALYS1646
AGLU1718
AGLU1719
AMET1721
AGLN1767
AASP1775
AHOH3097
AHOH3191
AHOH3197
BTHR1739
AMET1617

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE DTT B 2000
ChainResidue
APRO1575
AGLU1578
APRO1579
BCYS1606

site_idAC5
Number of Residues19
DetailsBINDING SITE FOR RESIDUE ANP B 2003
ChainResidue
BMET1617
BGLY1620
BLEU1621
BARG1622
BALA1624
BLYS1646
BLEU1701
BGLU1718
BGLU1719
BMET1721
BPHE1725
BGLN1767
BASP1775
BHOH3036
BHOH3037
BHOH3086
BHOH3110
BHOH3112
BHOH3130

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton acceptor"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues18
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11389851","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1IAH","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11389851","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1IA9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1IAH","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1IAJ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues10
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"Q96QT4","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"22222377","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues7
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"Q96QT4","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues230
DetailsDomain: {"description":"Alpha-type protein kinase","evidences":[{"source":"PROSITE-ProRule","id":"PRU00501","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

239803

PDB entries from 2025-08-06

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