Project name: 21pep

Status: done

Started: 2026-02-10 07:03:45
Chain sequence(s) A: KLRAKIKVRFLQHIIGA
input PDB
Selected Chain(s) A
Distance of aggregation 10 Å
FoldX usage Yes
pH calculations Yes
alphaCutter usage No
Dynamic mode No
Automated mutations No
Downloads Download all the data
Simulation log
[INFO]       Logger:   Verbosity set to: 2 - [INFO]                                                (00:00:01)
[WARNING]    runJob:   Working directory already exists (possibly overwriting previous results -ow 
                       to prevent this behavior)                                                   (00:00:01)
[INFO]       runJob:   Starting aggrescan3d job on: input.pdb with A chain(s) selected             (00:00:01)
[INFO]       runJob:   Creating pdb object from: input.pdb                                         (00:00:01)
[WARNING]    PDB-Info: The input structure is likely a peptide. Results may be inaccurate.         (00:00:02)
[INFO]       PDB-Info: The input structure is partially or entirely disordered. Average score is   
                       recommended for pH analysis.                                                (00:00:02)
[INFO]       FoldX:    Starting FoldX energy minimization                                          (00:00:02)
[INFO]       Analysis: Starting Aggrescan4D on folded.pdb                                          (00:00:50)
[INFO]       agg3D:    Running pKa-ANI on                                                          
                       /STORAGE/DATA/lcbio/aggreskan/59591fa4725a0a0/tmp/folded.pdb                (00:00:50)
[INFO]       Main:     Simulation completed successfully.                                          (00:01:24)
Show buried residues

Minimal score value
-1.8748
Maximal score value
2.5993
Average score
0.0731
Total score value
1.2427

The table below lists A4D score for protein residues. Residues with A4D score > 0.0000 are marked by yellow rows.

residue index residue name chain Aggrescan4D score mutation
1 K A -1.6938
2 L A -0.6125
3 R A -1.8748
4 A A -1.4387
5 K A -1.6908
6 I A -0.4032
7 K A -0.8490
8 V A 0.2109
9 R A -0.6630
10 F A 1.4594
11 L A 1.9451
12 Q A 0.3073
13 H A 0.4847
14 I A 2.5993
15 I A 2.4085
16 G A 0.5848
17 A A 0.4685
Download PDB file
View in 3Dmol

Calculations for various pH values

This page contains details and comparisons for all models calculated at different pH points.
Please find suggestions on interpreting the results below. More details can be found in the Tutorial.
The input structure is likely a peptide. Results may be inaccurate. The input structure is partially or entirely disordered. Average score is recommended for pH analysis.

pH
Average A4D Score
Max A4D Score
4.0 -1.1714 3.7733 View CSV PDB
4.5 -1.1546 3.782 View CSV PDB
5.0 -1.1075 3.8058 View CSV PDB
5.5 -0.9963 3.8584 View CSV PDB
6.0 -0.7969 3.9391 View CSV PDB
6.5 -0.5301 4.0525 View CSV PDB
7.0 -0.2399 4.1272 View CSV PDB
7.5 0.0504 4.1601 View CSV PDB
8.0 0.3377 4.1719 View CSV PDB
8.5 0.6218 4.1758 View CSV PDB
9.0 0.8999 4.1771 View CSV PDB