Protein preparation, crystallization and preliminary X-ray analysis of the C-terminal domain of human RSK1 serine/threonine protein kinase

Tian-Min Fu, Dan Li, Jie Nan, Lanfen Li, Yafeng Xue, Xiao-Dong Su

Research output: Contribution to journalArticlepeer-review

Abstract

As a substrate of extracellular signal-related kinase (ERK), the p90 ribosome S6 kinase 1 (RSK1) is at the terminus of the Ras/ERK pathway. Residues 411-735 of human RSK1, covering the C-terminal serine/threonine kinase catalytic domain and the functionally important tail, were cloned into an Escherichia coli expression vector. The protein was expressed, purified and crystallized. The crystals diffracted to 2.7 A and belonged to space group P2(1), with unit-cell parameters a = 39.8, b = 143.8, c = 59.9 A, beta = 95.7 degrees.

Original languageEnglish
Pages (from-to)1026-8
Number of pages3
JournalActa Crystallographica. Section F: Structural Biology and Crystallization Communications
Volume63
Issue numberPt 12
DOIs
Publication statusPublished - 2007 Dec 1

Free keywords

  • Crystallization
  • Crystallography, X-Ray
  • Humans
  • Protein-Serine-Threonine Kinases
  • Ribosomal Protein S6 Kinases, 90-kDa

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