1FU6: N-SH2 domain of the P85 subunit of PI3-kinase

NMR structure of the N-SH2 domain of the P85 subunit of PI3-kinase. Determined by solution NMR. Released 21 Feb 2001.

Method
Solution NMR
Organism
Rattus norvegicus
Chains
1
Atoms
907
Mol. weight
12.87 kDa
Released
21 Feb 2001

Explore 1FU6 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1FU6 contains 2 α-helices and 4 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 2 helices, 4 β-strands

ElementResiduesLengthSheet
α-helix21-266
β-strand3811
β-strand4911
β-strand51-5442
β-strand57-6042
α-helix83-897

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Phosphatidylinositol 3-kinase regulatory alpha subunitAprotein111Rattus norvegicusQ63787 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>1FU6_1 PHOSPHATIDYLINOSITOL 3-KINASE REGULATORY ALPHA SUBUNIT (chains A)
GMNNNMSLQDAEWYWGDISREEVNEKLRDTADGTFLVRDASTKMHGDYTLTLRKGGNNKS
IKIFHRDGKYGFSDPLTFNSVVELINHYRNESLAQYNPKLDVKLLYPVSKY

Primary citation

NMR structure of the N-SH2 of the p85 subunit of phosphoinositide 3-kinase complexed to a doubly phosphorylated peptide reveals a second phosphotyrosine binding site. Weber, T., Schaffhausen, B., Liu, Y. et al. Biochemistry (2000) 39:15860-15869. DOI 10.1021/bi001474d · PubMed

Other PDB entries of the same protein (UniProt Q63787 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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