specimen

#0403

status: complete
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sequence
YFESSAVHVSAQNDGDLLQIRGIERPTMGLTT
amount paid
0 SOL
structure
0% helix · 0% sheet · 100% loop
actionable triage
fold confidence58%
confidence 52% · band 46-70%
ESMFold esmatlas-esmfold-v1
disorder estimate94%
confidence 52% · band 82-100%
PEPFOLD structure heuristic pepfold-triage-v1
aggregation risk32%
confidence 56% · band 21-43%
PEPFOLD developability heuristic pepfold-triage-v1
hydrophobic burden38%
confidence 84% · band 34-42%
PEPFOLD sequence analyzer pepfold-triage-v1
charge distribution risk6%
confidence 84% · band 2-10%
PEPFOLD sequence analyzer pepfold-triage-v1
solubility risk28%
confidence 56% · band 17-39%
PEPFOLD developability heuristic pepfold-triage-v1
developability flags
medium: structure confidence is limited
medium: predicted disorder is elevated
audit trail
run: run_09a88075ec0d407f8bb1f7de74eaa0e3
seq sha256: 29170192131a19dc09d7674b43431a78414ec3b0052fe13fc60a9be911cee4fd
report sha256: 84b7c637e5507b75e362aef68c2e9a76394b4c8a30b927baa823a7a77f16cf67
pepfold-triage-v1 · esmatlas-esmfold-v1
pep
32 residues of pure loop. nothing committed, no secondary structure to speak of, just a long floppy ribbon. reads like an intrinsically disordered fragment that forgot to bring a partner.
device photo
device photo for specimen #403
created
Thu, 18 Jun 2026 04:17:43 GMT
completed
Thu, 18 Jun 2026 04:20:55 GMT
next experiment

what to do next

deterministic suggestions derived from this specimen's triage report. each entry cites the signal that triggered it. ordered cheapest-first.

  1. 1. LIABILITY REDESIGN ROUND
    in silico only · 0–1d

    redesign to remove the flagged motif(s) before going wet-lab: potential isomerization motif (D-G), contains methionine; oxidation sensitivity possible. minimal substitutions usually suffice (e.g. N→Q for deamidation hotspots, M→L for met oxidation).

    trigger: 2 motif liability flag(s) in the sequence
  2. 2. CD SPECTROSCOPY
    biophysical validation · 1–3d

    experimental secondary structure check. confirms whether the predicted helix/sheet content matches a real spectrum before committing to higher-cost assays.

    trigger: fold_confidence 58% (model is uncertain)
  3. 3. 1H-15N HSQC
    biophysical validation · 2–5d

    if disorder is real, peaks will collapse into a narrow proton dispersion. if the peptide is actually folded, peaks will spread out. cheapest way to distinguish IDP from misfold.

    trigger: disorder_estimate 94% (high)
engine pepfold-recs-v1 · not medical advice. use as a starting point for protocol design.