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

36CG_U

Bile salt export pump · O95342 · RCSB 36CG · AF-O95342-F1 (v6)

0.8952
TM-score
0.8183
lDDT
7.881
Cα-RMSD Å
86.52
mean pLDDT
0.1895
FRAUD score
51.0%
novelty (max id)

Per-domain breakdown

SourceDomainRangeResiduesTMRMSD Åmean Cα ΔName
PAEPAE:1-13211-1321 12300.8882 7.8814.276

All metrics

Global fold agreement

TM-score (norm. experiment)0.8952
TM-score (norm. model)0.8368
TM-score (norm. shorter)0.8952
TM-score (norm. longer)0.8368
Cα-RMSD (Å)7.881
backbone-RMSD (Å)7.888
all-atom-RMSD (Å)8.098
core-RMSD (Å)0.916
core fraction0.392
GDT_TS50.69
GDT_HA27.03
MaxSub0.969
structural overlap (3.5 Å)0.5846

Local, superposition-free

lDDT0.8183
contact-map Jaccard0.6968
contact precision0.7916
contact recall0.8533
distance-matrix mean Δ (Å)3.476
CAD-score (approx)0.8638

Backbone & secondary structure

SS agreement Q3 (%)82.28
mean Δφ (°)28.3
mean Δψ (°)32.2
torsion within 30° (frac)0.4675
Rg experiment (Å)42.36
Rg model (Å)41.0
ΔRg (Å)1.35

Confidence calibration

mean pLDDT86.52
pLDDT↔lDDT Pearson0.8361
pLDDT↔lDDT Spearman0.6212
PAE↔observed Pearson0.4991
PAE overconfident frac0.0257
mean PAE (Å)11.587
mean observed error (Å)3.473

Context & headline

coverage of model0.9311
coverage of experiment1.0
seq identity aligned (%)100.0
confidently-wrong residue frac0.2927
FRAUD score0.1895

Deposited 2026-06-01 · released 2026-07-08 · EM · 3.5 Å · closest pre-cutoff chain: 6C0V_1