MAPK variant effect atlas
Proteins / EGFR

EGFR

Epidermal growth factor receptor

Receptor tyrosine kinase UniProt P00533 HSP90 client (literature): non 3D structure ↓ 47 interaction partners · volcano ↗
Mutagenized 671–1210Kinase 712–979Kinase11,210 aagrey box: mutagenized region

MAPK pathway activity (phosphorylated ERK2 reporter) under basal conditions. Scores are WT-relative: 1 = wild type.

10,256 variantsmissense decreased 35% · increased 7%351 dominant negative variants
Other cells fade; highlighted cells are outlined.
Annotation tracks
Structure
Function
Chaperone
Variant effect
Track legend & definitions
Secondary structure
alpha helix3-10 helixpi helixbeta strandbeta bridgeturnbendno_ss
DSSP assignment on the reference structure.
Relative SASA
0.000.250.500.751.00
Side-chain solvent accessibility (0 = buried, 1 = fully exposed). The pipeline calls a residue surface-exposed above 0.25.
pLDDT
50.062.575.087.5100.0
AlphaFold per-residue confidence. The analysis drops residues below 60.
Curated feature
Protein-protein interfaceCatalytic / active siteLigand / substrate pocketRegulatory elementOther annotation
UniProt / literature annotation, coloured by class. Red marks a curated protein-protein interface — the independent comparison for our predicted interfaces.
Annotated interface
yesno
Curated protein-interface residue, independent of any structure prediction in this study.
Active site
yesno
Curated catalytic / active-site residue.
Inter-domain contact
yesno
Residue contacting another domain of the same protein (all-atom), so a variant effect there may be intramolecular rather than at a PPI.
HSP90 contact
TrueFalseUnknown
Contacts HSP90 in the chaperone-client cryo-EM structures ('Unknown' where the protein was not mapped).
CDC37 contact
TrueFalseUnknown
Contacts CDC37. These positions report kinase foldability rather than a canonical binding surface.
Fraction decreased
0%25%50%75%100%
Fraction of variants at this position classified decreased in this assay (2.5th-percentile rule).
Fraction increased
0%25%50%75%100%
Fraction of variants at this position classified increased in this assay.
Fraction dominant-negative
0%25%50%75%100%
Fraction of variants at this position called dominant negative: basal pathway activity below the empty-vector threshold (basal activity only).
Domain Secondary structure Relative SASA pLDDT Curated feature Annotated interface Active site Inter-domain contact HSP90 contact CDC37 contact Fraction decreased Fraction increased Fraction dominant-negative Interface A V I L G F Y W C M P S T N Q D E H K R * -
Kinase 680 700 720 740 760 780 800 820 840 860 880 900 920 940 960 980 1000 1020 1040 1060 1080 1100 1180 1200 0.16 1.00 2.00
Click a position for its interactions and annotations — ■ the Interface strip marks positions in ≥1 supported interface (darker = more partners)

Structure · EGFR alone

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Interfaces of EGFR

One row per interface: complexes of the same pair and source whose interfaces overlap (IoU ≥ 0.3) are merged, as in the Fig. 6c,d volcano plots (median Cohen's d; q from the geometric-mean p). Supported: at least one complex with q < 0.05 and |d| ≥ 0.2 in either basal assay.

PartnerSourceActivity dq Abundance dqInterface positionsSupported
CTR9RF2-PPI+0.792.4e-48+0.220.00221supportedStructure ↗
CHIARF2-PPI+1.127.6e-33+0.100.5416supportedStructure ↗
EPS15RF2-PPI-1.233.4e-31+0.491.9e-099supportedStructure ↗
ITGB2RF2-PPI-1.238.6e-29+0.289.7e-049supportedStructure ↗
ERBB2AF-M-0.871.0e-25+0.252.4e-0416supportedStructure ↗
JPH1RF2-PPI+0.836.2e-22+0.010.5377supportedStructure ↗
NCK1RF2-PPI-1.637.2e-21+0.492.9e-043supportedStructure ↗
PPIBAF-M-0.849.4e-18+0.372.2e-047supportedStructure ↗
GATBRF2-PPI-0.829.5e-18+0.524.8e-096supportedStructure ↗
ADAMTS9
res 694-1073
RF2-PPI+0.542.4e-17+0.253.9e-0412supportedStructure ↗
LRIG3RF2-PPI-1.043.3e-17+0.386.0e-057supportedStructure ↗
NOTCH2
PTKc_EGFR #2
RF2-PPI-0.723.6e-17-0.050.96913supportedStructure ↗
ARAFRF2-PPI-1.051.6e-16+0.411.0e-057supportedStructure ↗
SH2B3RF2-PPI-0.591.8e-07-0.773.7e-1610supportedStructure ↗
IARS1RF2-PPI+0.629.7e-16+0.170.09213supportedStructure ↗
PIK3R4RF2-PPI+0.611.1e-15+0.210.00911supportedStructure ↗
LSM11RF2-PPI-1.281.3e-15+1.102.5e-153supportedStructure ↗
BUB3RF2-PPI+0.971.9e-15+0.150.4454supportedStructure ↗
SEL1LRF2-PPI-0.755.7e-14+0.270.00310supportedStructure ↗
EGF
PTKc_EGFR
AF-M-0.743.4e-12+0.140.15310supportedStructure ↗
CLP1RF2-PPI+0.464.3e-12+0.273.2e-0411supportedStructure ↗
MLST8RF2-PPI+0.774.8e-12-0.050.4674supportedStructure ↗
ITGA2BRF2-PPI+0.571.4e-11+0.070.8878supportedStructure ↗
SOS1RF2-PPI+0.563.6e-11+0.100.0619supportedStructure ↗
ERRFI1AF-M-0.575.9e-11+0.192.2e-0424supportedStructure ↗
ERBB3PDB-0.220.001+0.302.0e-1020supportedStructure ↗
KAT7RF2-PPI+0.543.4e-10+0.230.0049supportedStructure ↗
ERRFI1PDB-0.487.7e-10+0.253.4e-0518supportedStructure ↗
SGSM2
PTKc_EGFR
AF-M-0.582.9e-09+0.419.2e-069supportedStructure ↗
PLAARF2-PPI+0.548.3e-09+0.170.4514supportedStructure ↗
FERMT1RF2-PPI-0.050.875+0.512.1e-086supportedStructure ↗
CTNND1RF2-PPI+0.522.4e-08+0.140.2908supportedStructure ↗
SGSM2
PTKc_EGFR #2
AF-M-0.791.8e-07+0.622.2e-064supportedStructure ↗
MYO9ARF2-PPI-0.602.6e-07+0.290.0019supportedStructure ↗
CBLCRF2-PPI+0.280.044+0.505.2e-075supportedStructure ↗
B4GALT1RF2-PPI-0.935.3e-07+0.380.0083supportedStructure ↗
CRKLRF2-PPI+0.571.1e-06-0.050.5193supportedStructure ↗
VAV2RF2-PPI-0.010.556-0.681.2e-064supportedStructure ↗
WDR44RF2-PPI+0.332.7e-06+0.250.00412supportedStructure ↗
CTNNB1RF2-PPI+0.514.4e-06+0.417.1e-044supportedStructure ↗
ACOT9RF2-PPI+0.344.9e-06+0.160.1856supportedStructure ↗
NOTCH2
PTKc_EGFR #3
RF2-PPI-0.230.033+0.541.5e-054supportedStructure ↗
LRIG1RF2-PPI-0.471.9e-05+0.326.1e-048supportedStructure ↗
SOS2
PTKc_EGFR
RF2-PPI-0.488.8e-05+0.260.0168supportedStructure ↗
ERBB3AF-M-0.291.1e-04+0.191.4e-0419supportedStructure ↗
EEDRF2-PPI+0.120.101+0.445.1e-043supportedStructure ↗
MIOSRF2-PPI-0.100.902+0.335.1e-046supportedStructure ↗
ANKRD13ARF2-PPI+0.257.1e-04+0.280.0088supportedStructure ↗
CD2APRF2-PPI-0.440.001-0.050.67810supportedStructure ↗
SOS2
PTKc_EGFR #2
RF2-PPI-0.490.003+0.350.0154supportedStructure ↗
PTPRFRF2-PPI+0.440.003-0.160.0615supportedStructure ↗
EGFR
PTKc_EGFR #2
PDB+0.130.190-0.430.0084supportedStructure ↗
EGFR
PTKc_EGFR
PDB-0.080.069-0.040.48211supportedStructure ↗
ABL1AF-M+0.340.320-0.180.0714not supportedStructure ↗
EGF
PTKc_EGFR #2
AF-M+0.190.110+0.200.2015not supportedStructure ↗
NOTCH2
PTKc_EGFR
RF2-PPI-0.020.893-0.120.2475not supportedStructure ↗
TWF1RF2-PPI-0.070.694-0.200.3573not supportedStructure ↗
JUPRF2-PPI+0.070.419+0.070.9769not supportedStructure ↗
ADAMTS9
PTKc_EGFR
RF2-PPI+0.120.526-0.050.6176not supportedStructure ↗
ATP6V1HRF2-PPI+0.050.764+0.020.8284not supportedStructure ↗