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5X3S

Crystal structure of mouse Plk1-PBD in complex with phosphopeptide from HEF1 (799-809)

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues156
DetailsDomain: {"description":"POLO box 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00154","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues164
DetailsDomain: {"description":"POLO box 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00154","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues28
DetailsRegion: {"description":"Linker","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsRegion: {"description":"Important for interaction with phosphorylated proteins","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues4
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P53350","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"P53350","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues4
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"UniProtKB","id":"P53350","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine; by CSNK1E","evidences":[{"source":"PubMed","id":"29191835","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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