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

13BV_C novel

Beclin 1-associated autophagy-related key regulator · Q6ZNE5 · RCSB 13BV · AF-Q6ZNE5-F1 (v6)

0.872
TM-score
0.9428
lDDT
4.384
Cα-RMSD Å
93.15
mean pLDDT
0.1926
FRAUD score
0.0%
novelty (max id)

Per-domain breakdown

SourceDomainRangeResiduesTMRMSD Åmean Cα ΔName
PAEPAE:1-4921-492 2620.7964 4.3843.205

All metrics

Global fold agreement

TM-score (norm. experiment)0.872
TM-score (norm. model)0.4762
TM-score (norm. shorter)0.872
TM-score (norm. longer)0.4762
Cα-RMSD (Å)4.384
backbone-RMSD (Å)4.317
all-atom-RMSD (Å)4.788
core-RMSD (Å)0.616
core fraction0.618
GDT_TS54.87
GDT_HA31.77
MaxSub0.8988
structural overlap (3.5 Å)0.6832

Local, superposition-free

lDDT0.9428
contact-map Jaccard0.8077
contact precision0.9081
contact recall0.8796
distance-matrix mean Δ (Å)1.542
CAD-score (approx)0.8488

Backbone & secondary structure

SS agreement Q3 (%)88.55
mean Δφ (°)9.7
mean Δψ (°)11.6
torsion within 30° (frac)0.8855
Rg experiment (Å)58.2
Rg model (Å)59.79
ΔRg (Å)1.59

Confidence calibration

mean pLDDT93.15
pLDDT↔lDDT Pearson0.6766
pLDDT↔lDDT Spearman0.7652
PAE↔observed Pearson0.6646
PAE overconfident frac0.0
mean PAE (Å)10.644
mean observed error (Å)1.536

Context & headline

coverage of model0.5325
coverage of experiment1.0
seq identity aligned (%)100.0
confidently-wrong residue frac0.2099
FRAUD score0.1926

Deposited 2026-04-28 · released 2026-05-13 · EM · 3.77 Å · closest pre-cutoff chain: none