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4LMN

Crystal Structure of MEK1 kinase bound to GDC0973

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Dual specificity mitogen-activated protein kinase kinase 1polymer34137930.61UniProt (Q02750)
Pfam (PF00069)
Homo sapiens (human)MAP kinase kinase 1, MAPKK 1, MKK1, ERK activator kinase 1, MAPK/ERK kinase 1, MEK 1
2B
(A)
PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTERnon-polymer506.21Chemie (ANP)
3C
(A)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
4D
(A)
[3,4-BIS(FLUORANYL)-2-[(2-FLUORANYL-4-IODANYL-PHENYL)AMINO]PHENYL]-[3-OXIDANYL-3-[(2S)-PIPERIDIN-2-YL]AZETIDIN-1-YL]METHANONEnon-polymer531.31Chemie (EUI)
Sequence modifications
A: 62 - 393 (UniProt: Q02750)
PDBExternal DatabaseDetails
Met 61-initiating methionine
Leu 394-expression tag
Glu 395-expression tag
His 396-expression tag
His 397-expression tag
His 398-expression tag
His 399-expression tag
His 400-expression tag
His 401-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight37930.6
Non-Polymers*Number of molecules3
Total formula weight1061.8
All*Total formula weight38992.4
*Water molecules are not included.

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PDB entries from 2025-06-18

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