new PDB depositions vs. their blind AlphaFold predictions — a running test of "is folding solved?"

30JE_B

Complement C3 beta chain · P01024 · RCSB 30JE · AF-P01024-F1 (v6)

0.9845
TM-score
0.9332
lDDT
1.045
Cα-RMSD Å
84.91
mean pLDDT
0.0507
FRAUD score
100.0%
novelty (max id)

Per-domain breakdown

SourceDomainRangeResiduesTMRMSD Åmean Cα ΔName
PAEPAE:1-16631-1663 5360.9845 1.0450.92

All metrics

Global fold agreement

TM-score (norm. experiment)0.9845
TM-score (norm. model)0.3202
TM-score (norm. shorter)0.9845
TM-score (norm. longer)0.3202
Cα-RMSD (Å)1.045
backbone-RMSD (Å)1.083
all-atom-RMSD (Å)1.576
core-RMSD (Å)0.978
core fraction0.987
GDT_TS89.6
GDT_HA69.12
MaxSub0.9856
structural overlap (3.5 Å)0.9944

Local, superposition-free

lDDT0.9332
contact-map Jaccard0.8697
contact precision0.9046
contact recall0.9576
distance-matrix mean Δ (Å)0.606
CAD-score (approx)0.8811

Backbone & secondary structure

SS agreement Q3 (%)83.4
mean Δφ (°)17.0
mean Δψ (°)16.3
torsion within 30° (frac)0.7873
Rg experiment (Å)28.36
Rg model (Å)28.15
ΔRg (Å)0.21

Confidence calibration

mean pLDDT84.91
pLDDT↔lDDT Pearson0.3092
pLDDT↔lDDT Spearman0.2214
PAE↔observed Pearson0.237
PAE overconfident frac0.0
mean PAE (Å)11.107
mean observed error (Å)0.605

Context & headline

coverage of model0.3223
coverage of experiment1.0
seq identity aligned (%)100.0
confidently-wrong residue frac0.0
FRAUD score0.0507

Deposited 2026-04-29 · released 2026-05-06 · EM · 3.5 Å · closest pre-cutoff chain: 2I07_1