Current Protein Identity：P42336
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| UNP | PDB | Protein and construct | Assembly | Composition class | Protein state | Molecular copy count | PDB declaration | Consistency status |
|---|---|---|---|---|---|---|---|---|
| P42336 | 2enq | Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 331–481 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 2rd0 | Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 3hhm | Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 3hiz | Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 3zim | PHOSPHATIDYLINOSITOL 4,5-BISPHOSPHATE 3-KINASE CATALYTIC SUBUNIT ALPHA ISOFORM Author chain A Reference sequence 107–1046 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 4jps | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 4l1b | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 4l23 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 4l2y | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 4ovu | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 4ovv | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 4tuu | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 4tv3 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 4waf | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 2–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 4ykn | ;Phosphatidylinositol 3-kinase regulatory subunit alpha,Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform fusion protein ; Author chain A Reference sequence 2–1068 | 1 | Insufficient information | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 4zop | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5dxh | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 2–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5dxh | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain D Reference sequence 2–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5dxh | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 2–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5dxh | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain D Reference sequence 2–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5dxt | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 107–1068 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 5fi4 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5itd | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sw8 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5swg | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5swo | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5swp | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5swr | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5swt | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sx8 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sx9 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sxa | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sxb | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sxc | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sxd | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sxe | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sxf | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sxi | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sxj | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5sxk | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5ubr | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 107–1050 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 5uk8 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5ukj | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5ul1 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5xgh | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 8–1055 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5xgi | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 8–1059 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 5xgj | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 8–1055 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 6gvf | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 107–1051 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 6gvg | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 107–1068 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 6gvh | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 107–1068 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 6gvi | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 107–1068 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 6nct | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 6oac | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 6pys | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 107–1051 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 6vo7 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 157–300 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 7jiu | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 107–1052 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 7k6m | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 7k6n | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 7k6o | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 7k71 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 7l1b | wild-type PIK3CA peptide Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 7l1c | mutant PIK3CA peptide Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 7l1d | Mutant PIK3CA peptide Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 5 | pentameric （5） | Consistent with protein count |
| P42336 | 7mlk | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 7myn | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 7myo | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 7pg5 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 7pg6 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 7r9v | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 7r9y | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 7rrg | Mutant PIK3CA peptide Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 5 | pentameric （5） | Consistent with protein count |
| P42336 | 7tz7 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8am0 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8bfu | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 8dcp | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8dcx | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8dd4 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8dd8 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8exl | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 7–1052 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 8exo | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 7–1052 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 8exu | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 7–1052 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 8exv | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 7–1052 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 8gua | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 8gub | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8gud | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 8ilr | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8ils | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8ilv | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8ow2 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 8sbc | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8sbj | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tdu | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tdu | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tdu | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tdu | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tgd | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tgd | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tgd | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tgd | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8ts7 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 2–1053 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8ts8 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 2–1053 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8ts9 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 2–1050 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tsa | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 2–1050 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tsb | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 2–1053 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tsc | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 2–1050 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tsd | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 2–1053 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8tu6 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 2–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8twy | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1048 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 8v8h | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8h | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8h | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8h | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8i | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8i | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8i | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8i | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8j | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8j | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8j | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8j | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8u | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8u | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8u | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8u | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8v | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8v | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8v | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8v8v | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1–1068 | 2 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8vcl | Mutant PIK3CA peptide Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 8w9a | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 8w9b | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9asf | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 9asg | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 9b4s | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9b4t | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9b4u | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 157–300 | 1 | Protein homooligomer | Homooligomer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9b4u | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain B Reference sequence 157–300 | 1 | Protein homooligomer | Homooligomer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9c15 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9cmk | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 160–300 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9cmk | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain B Reference sequence 160–300 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9cmk | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 160–300 | 2 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9cmk | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain B Reference sequence 160–300 | 2 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9cml | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 160–300 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9cml | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain B Reference sequence 160–300 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9cml | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 160–300 | 2 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9cml | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain B Reference sequence 160–300 | 2 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9cmv | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 105–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9cwy | wild-type PIK3CA peptide Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 9cwz | Mutant PIK3CA peptide Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 9cx0 | Mutant PIK3CA peptide Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 9cx1 | Mutant PIK3CA peptide Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 9cx2 | Mutant PIK3CA peptide Author chain C Reference sequence 1046–1054 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 9e8m | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 157–300 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9e8m | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain B Reference sequence 157–300 | 1 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9e8m | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 157–300 | 2 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9e8m | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain B Reference sequence 157–300 | 2 | Protein monomer | Monomer | Protein 1 | monomeric （1） | Consistent with protein count |
| P42336 | 9lwq | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9lwr | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9lws | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9ni3 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9ni4 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 4 | tetrameric （4） | Consistent with protein count |
| P42336 | 9ni4 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain B Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 4 | tetrameric （4） | Consistent with protein count |
| P42336 | 9ni5 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9ni6 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 9ni7 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9ni8 | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |
| P42336 | 9nid | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 4 | tetrameric （4） | Consistent with protein count |
| P42336 | 9nid | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain B Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 4 | tetrameric （4） | Consistent with protein count |
| P42336 | 9nie | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9nif | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 2 | dimeric （2） | Consistent with protein count |
| P42336 | 9nlc | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform Author chain A Reference sequence 1–1068 | 1 | Protein heterocomplex | Heteromer | Protein 3 | trimeric （3） | Consistent with protein count |