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2XIK

Structure of Human YSK1 (Yeast Sps1-Ste20-related Kinase 1)

Functional Information from GO Data
ChainGOidnamespacecontents
A0004672molecular_functionprotein kinase activity
A0005524molecular_functionATP binding
A0006468biological_processprotein phosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO A 1293
ChainResidue
AARG122
ALYS126
ALEU265
AILE270
AHOH2146

site_idAC2
Number of Residues11
DetailsBINDING SITE FOR RESIDUE J60 A 1294
ChainResidue
ATYR97
ALEU98
AASP105
ALYS108
ALEU147
ATYR287
AHOH2147
AARG25
AILE26
AALA47
AGLU96

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues24
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. IGKGSFGEVYkGidnhtkev..........VAIK
ChainResidueDetails
AILE26-LYS49

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues9
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Phosphothreonine; by autocatalysis","evidences":[{"source":"PubMed","id":"15037601","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"Q9Z2W1","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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