ProForma 2.0
validated simple linear
EAEYEHL
Myoki
Aliases: Myoki
Normalized sequence
EAEYEHL
7 amino acids
Release PepDiana-V1-20260620
26
Activity records
1
Source papers
20
Positive
6
Negative / threshold
Versioned scientific descriptors
No separate physicochemical property was reported in the primary-literature identity record. PepDiana release values are shown as computed properties.
Molecular weight
889.9053 Da
Molecular formula
C39H55N9O15
Theoretical pI
4.2436
Net charge at pH 7
-3.0714
GRAVY
-1.3429
Instability index
-12.9714
Aromaticity
0.1429
Topological polar surface area
398.73 Ų
cLogP
-2.1184
Hydrogen-bond donors
13
Hydrogen-bond acceptors
13
Rotatable bonds
28
Method: PepDiana sequence/structure descriptor pipeline
Tool: Biopython+RDKit · Biopython 1.85; RDKit 2024.09.6
Calculated: 2026-06-20T11:01:38.358971+00:00
Assumptions: ph=7; termini=free N-terminus and free C-terminus for simple linear peptides; stereochemistry=standard L-amino acids; smiles_length_limit=200
ProForma 2.0
validated simple linear
EAEYEHL
HELM 2.0
validated simple linear
PEPTIDE1{E.A.E.Y.E.H.L}$$$$V2.0
Canonical SMILES
validated
CC(C)CC(NC(=O)C(Cc1c[nH]cn1)NC(=O)C(CCC(=O)O)NC(=O)C(Cc1ccc(O)cc1)NC(=O)C(CCC(=O)O)NC(=O)C(C)NC(=O)C(N)CCC(=O)O)C(=O)O
Isomeric SMILES
validated
CC(C)C[C@H](NC(=O)[C@H](Cc1c[nH]cn1)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](C)NC(=O)[C@@H](N)CCC(=O)O)C(=O)O
Paper-level observations
Section 3.1 / Figure 1C: 'On Day 6, the 100 μM Myoki-treated group exhibited a statistically significant increase in myotube length by 200% ± 33.88% compared to the control.'
Figure 1C caption: 'Quantification of Day 6 myotube morphology, including relative myotube length and relative myotube thickness... *p < 0.05, **p < 0.01, ***p < 0.001 vs. DM group.'
Section 3.2 / Figure 2C: 'treatment with 100 μM Myoki significantly increased MyoD and MYH3 expressions by 190% ± 46.28% and 191% ± 10.66%, respectively, compared to the control.'
Section 3.2 / Figure 2D: 'treatment with 100 μM Myoki significantly increased MyoD and MYH3 expressions by 190% ± 46.28% and 191% ± 10.66%, respectively, compared to the control.'
Section 3.2 / Figure 2D: 'the fluorescence-based fusion index increased from 9.80% ± 0.85% in the control group to ... 13.66% ± 1.62% in the Myoki-treated groups'.
Section 3.2 / Figure 3A: 'On Day 6, Western blot analysis of the 100 μM Myoki treated group showed that the expression levels of alpha-actinin and MYH3 significantly increased by 818% and 307%, respectively.'
Section 3.2 / Figure 3A: 'On Day 6, Western blot analysis of the 100 μM Myoki treated group showed that the expression levels of alpha-actinin and MYH3 significantly increased by 818% and 307%, respectively.'
Section 3.2 / Figure 3B: 'Fluorescence staining of MYH3 on Day 6 also confirmed a significant increase of 153% compared to the control.'
Section 3.2 / Figure 3B: 'the Day 6 fusion index increased from 22.54% ± 3.42% in the control group to ... 35.16% ± 3.97% in the Myoki-treated groups'.
Section 3.4 / Figure 5C: 'In the Myoki-treated group, collagen deposition in Gas decreased from 291% ± 19.72% to 194% ± 22.84% (normalized to SAMR1 = 100%).'
Section 3.4 / Figure 5C: 'In Quad, collagen deposition decreased from 185% ± 10.61% to 151% ± 28.82%, although this difference did not reach the level of statistical significance.'
Table 2: 'Lean muscle mass (g) ... Treatment (N = 38) 930.8 ... Difference between placebo and treatment (95% CI) 705.8 (433.40 to 978.16) p<0.01'.
Table 2: 'Muscle mass (kg/m²) ... Treatment (N = 38) 0.15 ... Difference between placebo and treatment (95% CI) 0.13 (0.07 to 0.19) p<0.01'.
Table 2: 'Time to complete 6-meter walk test (TTC-6mWT) (sec) ... Treatment (N = 38) -1.12 ... Difference between placebo and treatment (95% CI) -0.34 (-0.68 to 0.00) p<0.01'.
Table 2: 'Hand grip strength test (Left hand) (kg) ... Treatment (N = 38) 1.07 ... Difference between placebo and treatment (95% CI) 0.27 (-0.15 to 0.69) p=0.02'.
Table 2: 'Hand grip strength test (Right Hand)(kg) ... Treatment (N = 38) 1.27 ... Difference between placebo and treatment (95% CI) 0.43 (-0.04 to 0.89) p=0.04'.
Table 2: 'IGF-1 (ng/mL) ... Treatment (N = 38) 31.44 ... Difference between placebo and treatment (95% CI) 17.93 (1.00 to 34.87) p=0.038'.
Table 2: 'Myoglobin (ng/mL) ... Treatment (N = 38) -6.45 ... Difference between placebo and treatment (95% CI) -14.6 (-20.06 to -9.14) p<0.01'.
Table 2: 'Creatine kinase (CK-MB) (ng/mL) ... Treatment (N = 38) -0.54 ... Difference between placebo and treatment (95% CI) -3.95 (-6.18 to -1.72) p<0.01'.
Table 2: 'Aspartate aminotransferase ... Treatment (N = 38) -2.83 ... Difference between placebo and treatment (95% CI) -5.39 (-10.09 to -0.70) p=0.025'.
Table 2: 'Sex hormones (Estrogen) (pg/mL) ... Treatment (N = 38) -2.37 ... Difference between placebo and treatment (95% CI) -0.39 (-8.45 to 7.67) p=0.923'.
Table 2: 'Sex hormones (testosterone) (pg/mL) ... Treatment (N = 38) 46.54 ... Difference between placebo and treatment (95% CI) 76.44 (-18.68 to 171.56) p=0.114'.
Table 2: 'TNF-alpha (pg/mL) ... Treatment (N = 38) 3.97 ... Difference between placebo and treatment (95% CI) -0.33 (-8.07 to 7.42) p=0.933'.
Table 2: 'IL-6 (pg/mL) ... Treatment (N = 38) 0.04 ... Difference between placebo and treatment (95% CI) -1.27 (-4.97 to 2.43) p=0.496'.
Section 3.1 / Figure 1A: 'Myoki does not exhibit cytotoxicity at concentrations below 500 μM' and 'negligible reduction in cell viability at concentrations up to 500 μM'.
Section 3.3 / Figure 4D: 'Myoki significantly enhanced myostatin binding by more than 150% compared to the control, which was observed at concentrations ≥62.5 μM.'
Citation and release provenance
Cite this identity as PepDiana record PEPDIA-PLP-000522, release PepDiana-V1-20260620. Experimental observations retain their paper, mention, and activity-record identifiers.
Record updated: 2026-06-22T07:14:26.229247+00:00