- PDB-8qez: Crystal structure of the AMPA receptor GluA2-L504Y-N775S ligand b... -
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Database: PDB / ID: 8qez
Title
Crystal structure of the AMPA receptor GluA2-L504Y-N775S ligand binding domain in complex with L-glutamate and positive allosteric modulator BPAM395 at 1.55A resolution
Mass: 29301.729 Da / Num. of mol.: 3 / Mutation: L504Y,N775S Source method: isolated from a genetically manipulated source Details: NATIVE GLUA2 IS A MEMBRANE PROTEIN. THE PROTEIN CRYSTALLIZED IS THE EXTRACELLULAR LIGAND-BINDING DOMAIN OF GLUA2. TRANSMEMBRANE REGIONS WERE GENETICALLY REMOVED AND REPLACED WITH A GLY-THR ...Details: NATIVE GLUA2 IS A MEMBRANE PROTEIN. THE PROTEIN CRYSTALLIZED IS THE EXTRACELLULAR LIGAND-BINDING DOMAIN OF GLUA2. TRANSMEMBRANE REGIONS WERE GENETICALLY REMOVED AND REPLACED WITH A GLY-THR LINKER (RESIDUES 118-119). THEREFORE THE SEQUENCE MATCHES DISCONTINUOUSLY WITH THE REFERENCE DATABASE (UNP RESIDUES 413- 527 AND 653-796, NUMBERING WITH SIGNAL PEPTIDE OF 21 AMINO ACIDS) THE TWO FIRST RESIDUES (GLY, ALA) ARE CLONING REMNANTS. Engineered mutations: L504Y, N775S.,NATIVE GLUA2 IS A MEMBRANE PROTEIN. THE PROTEIN CRYSTALLIZED IS THE EXTRACELLULAR LIGAND-BINDING DOMAIN OF GLUA2. TRANSMEMBRANE REGIONS WERE GENETICALLY REMOVED AND REPLACED WITH A GLY-THR LINKER (RESIDUES 118-119). THEREFORE THE SEQUENCE MATCHES DISCONTINUOUSLY WITH THE REFERENCE DATABASE (UNP RESIDUES 413- 527 AND 653-796, NUMBERING WITH SIGNAL PEPTIDE OF 21 AMINO ACIDS) THE TWO FIRST RESIDUES (GLY, ALA) ARE CLONING REMNANTS. Engineered mutations: L504Y, N775S. Source: (gene. exp.) Rattus norvegicus (Norway rat) / Gene: Gria2, Glur2 / Plasmid: PET-22B(+) / Production host: Escherichia coli (E. coli) / Strain (production host): Origami B (DE3) / References: UniProt: P19491