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2Q4W

Ensemble refinement of the protein crystal structure of cytokinin oxidase/dehydrogenase (CKX) from Arabidopsis thaliana At5g21482

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0005576cellular_componentextracellular region
A0005829cellular_componentcytosol
A0009690biological_processcytokinin metabolic process
A0009823biological_processcytokinin catabolic process
A0016491molecular_functionoxidoreductase activity
A0019139molecular_functioncytokinin dehydrogenase activity
A0050660molecular_functionflavin adenine dinucleotide binding
A0071949molecular_functionFAD binding
Functional Information from PDB Data
site_idAC1
Number of Residues35
DetailsBINDING SITE FOR RESIDUE FAD A 701
ChainResidue
APHE54
AMSE112
AGLY138
ATHR161
AASP162
ATYR163
ALEU166
ATHR167
AGLY169
AGLY170
ATHR171
AALA91
ASER173
AVAL177
AILE227
AILE228
ATRP382
ATYR479
ALEU480
ASER514
AGLN517
AHOH728
AGLY93
AHOH747
AHOH848
AHOH876
AHOH896
AHOH1266
AHOH1300
AASN94
AGLY95
AHIS96
ASER97
AGLN101
AALA102

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues9
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"17886275","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2EXR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2Q4W","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"17886275","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2Q4W","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"17886275","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2EXR","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"Q9T0N8","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Pros-8alpha-FAD histidine","evidences":[{"source":"PubMed","id":"17886275","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2EXR","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1w1o
ChainResidueDetails
AGLU275
AHIS96
AASP162

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PDB entries from 2026-01-28

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