8ILV
Cryo-EM structure of PI3Kalpha in complex with compound 18
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | polymer | 1096 | 127822.6 | 1 | UniProt (P42336) Pfam (PF02192) Pfam (PF00794) Pfam (PF00792) Pfam (PF00613) Pfam (PF00454) In PDB | Homo sapiens (human) | PI3-kinase subunit alpha,PI3K-alpha,PI3Kalpha,PtdIns-3-kinase subunit alpha,Phosphatidylinositol 4,5-bisphosphate 3-kinase 110 kDa catalytic subunit alpha,PtdIns-3-kinase subunit p110-alpha,p110alpha,Phosphoinositide 3-kinase alpha,Phosphoinositide-3-kinase catalytic alpha polypeptide,Serine/threonine protein kinase PIK3CA |
2 | B | Phosphatidylinositol 3-kinase regulatory subunit alpha | polymer | 723 | 83623.2 | 1 | UniProt (P27986) Pfam (PF00620) Pfam (PF00017) Pfam (PF16454) In PDB | Homo sapiens (human) | PI3-kinase regulatory subunit alpha,PI3K regulatory subunit alpha,PtdIns-3-kinase regulatory subunit alpha,Phosphatidylinositol 3-kinase 85 kDa regulatory subunit alpha,PI3-kinase subunit p85-alpha,PtdIns-3-kinase regulatory subunit p85-alpha |
3 | A | N-[(2R)-1-(ethylamino)-1-oxidanylidene-3-[3-(2-quinoxalin-6-ylethynyl)phenyl]propan-2-yl]-2,3-dimethyl-quinoxaline-6-carboxamide | non-polymer | 528.6 | 1 | Chemie (L2V) | |||
4 | water | water | 18.0 | 4 | Chemie (HOH) |
Sequence modifications
A: 1 - 1068 (UniProt: P42336)
B: 3 - 724 (UniProt: P27986)
PDB | External Database | Details |
---|---|---|
Met -27 | - | initiating methionine |
Ser -26 | - | expression tag |
Tyr -25 | - | expression tag |
Tyr -24 | - | expression tag |
His -23 | - | expression tag |
His -22 | - | expression tag |
His -21 | - | expression tag |
His -20 | - | expression tag |
His -19 | - | expression tag |
His -18 | - | expression tag |
Asp -17 | - | expression tag |
Tyr -16 | - | expression tag |
Asp -15 | - | expression tag |
Ile -14 | - | expression tag |
Pro -13 | - | expression tag |
Thr -12 | - | expression tag |
Thr -11 | - | expression tag |
Glu -10 | - | expression tag |
Asn -9 | - | expression tag |
Leu -8 | - | expression tag |
Tyr -7 | - | expression tag |
Phe -6 | - | expression tag |
Gln -5 | - | expression tag |
Gly -4 | - | expression tag |
Ala -3 | - | expression tag |
Met -2 | - | expression tag |
Gly -1 | - | expression tag |
Ser 0 | - | expression tag |
PDB | External Database | Details |
---|---|---|
Met 2 | - | initiating methionine |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 211445.8 | |
Non-Polymers* | Number of molecules | 1 |
Total formula weight | 528.6 | |
All* | Total formula weight | 211974.4 |