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Details of SAPdb entry with Sequence FG
Primary information
SAPdb ID 1239,
PMID20695592
Peptide NameDipeptide 5
Peptide sequenceFG
N-Terminal ModificationNapthalene
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagateConjugate
Conjugate partnerNapthalene
TechniqueTransmission Electron Microscopy (TEM)
SolventDeionized water + 0.1 M Sodium hydroxide + glucono-Å’Â¥-lactone (GdL)
MethodStock solutions of dipeptide-conjugates at a concentration of (0.5 wt%) were prepared and equimolar NaOH (0.1M ) added to it. These were then diluted with pH 10 water to a number of concentrations. To adjust the pH, for each dipeptide-conjugate solution and required quantity of GdL is added to solution to ensure final pH between 3.2 -3.6. Samples were left to stand at least 24 h.
Conc0.5 wt%
Temperature3.4 +/- 0.2.
TemperatureRoom temperature
Incubation Time24 hours
Year2010
Self assemblyYes
Type of Self assemblyTurbid Gel
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
NA
Hydrogel
NA
FG
N.A.
Primary information
SAPdb ID 1245,
PMID20695592
Peptide NameDipeptide 11
Peptide sequenceFG
N-Terminal ModificationBromo-Napthalene or napthalene derivative
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagateConjugate
Conjugate partnerBromo-Napthalene
TechniqueTransmission Electron Microscopy (TEM)
SolventDeionized water + 0.1 M Sodium hydroxide + glucono-Å’Â¥-lactone (GdL)
MethodStock solutions of dipeptide-conjugates at a concentration of (0.5 wt%) were prepared and equimolar NaOH (0.1M ) added to it. These were then diluted with pH 10 water to a number of concentrations. To adjust the pH, for each dipeptide-conjugate solution and required quantity of GdL is added to solution to ensure final pH between 3.2 -3.6. Samples were left to stand at least 24 h.
Conc0.5 wt%
Temperature3.4 +/- 0.2.
TemperatureRoom temperature
Incubation Time24 hours
Year2010
Self assemblyYes
Type of Self assemblyTurbid Gel
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
NA
Other
NA
FG
N.A.
Primary information
SAPdb ID 1251,
PMID20695592
Peptide NameDipeptide 18
Peptide sequenceFG
N-Terminal ModificationCyano-Napthalene or napthalene derivative
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagateConjugate
Conjugate partnerNitrile-Napthalene
TechniqueTransmission Electron Microscopy (TEM)
SolventDeionized water + 0.1 M Sodium hydroxide + glucono-Å’Â¥-lactone (GdL)
MethodStock solutions of dipeptide-conjugates at a concentration of (0.5 wt%) were prepared and equimolar NaOH (0.1M ) added to it. These were then diluted with pH 10 water to a number of concentrations. To adjust the pH, for each dipeptide-conjugate solution and required quantity of GdL is added to solution to ensure final pH between 3.2 -3.6. Samples were left to stand at least 24 h.
Conc0.5 wt%
Temperature3.4 +/- 0.2.
TemperatureRoom temperature
Incubation Time24 hours
Year2010
Self assemblyYes
Type of Self assemblyTransparent Gel
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
NA
Hydrogel
NA
FG
N.A.
Primary information
SAPdb ID 1268,
PMID19705843
Peptide NameFmoc-FG
Peptide sequenceFG
N-Terminal ModificationFmoc [or N-(fluorenyl-9-methoxycarbonyl)]
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagatePeptide
Conjugate partnerNone
TechniqueTransmission Electron Microscopy (TEM), AFM (Atomic Force Microscopy)
SolventWater
MethodPeptide first dissolved in DMSO and then diluted in water to their final concentration 5mg/ml. Self assembled structure formed at room temperature
Conc5mg/ml
Temperature 3 - 12
TemperatureRoom temperature
Year2009
Self assemblyYes
Type of Self assemblyHydrogel (Tangled Fibrous Nano structure)
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
Stable at pH < 6.5
Hydrogel
20
FG
N.A.
Primary information
SAPdb ID 1338,
PMID23884374
Peptide NameCyclo(L-Phe-Gly) or Dipeptide 1
Peptide sequenceFG
N-Terminal ModificationFree
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagatePeptide
Conjugate partnerNone
TechniqueScanning Electron Microscopy (SEM)
SolventPhosphate buffer (pH 6)
Conc2% w/v
Temperature7
Year2013
Self assemblyYes
Type of Self assemblyOpaque Hydrogel gel (Nanofibers)
Tertiary Structure
(Technique)
Not Predicted),
Cyclic
NA
Stable at high temperature
Hydrogel
NA
FG
N.A.
Primary information
SAPdb ID 1408,
PMID25229206
Peptide NameNDI-Phe-Gly or 2
Peptide sequenceFG
N-Terminal ModificationFree
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagateMixture
Conjugate partnerNDI : 1,4,5,8-naphthalenetetracarboxylic acid diimide
TechniqueTransmission Electron Microscopy (TEM)
SolventWater
Method2mg compound was dissolved in 0.2ml solvent by heating. Gelation occur at room temperature.
Conc2% wt
Temperature4.7
TemperatureRoom temperature
Year2014
Self assemblyYes
Type of Self assemblyHydrogel
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
Stable
Hydrogel
NA
FG
N[C@@H](Cc1ccccc1)C(=O)NCC=O
Primary information
SAPdb ID 1412,
PMID25229206
Peptide NameNDI-Phe-Gly or 2
Peptide sequenceFG
N-Terminal ModificationFree
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagateMixture
Conjugate partnerNDI : 1,4,5,8-naphthalenetetracarboxylic acid diimide
TechniqueTransmission Electron Microscopy (TEM)
SolventWater
Method2mg compound was dissolved in 0.2ml solvent by heating. Gelation occur at room temperature.
Conc2% wt
Temperature7.4
TemperatureRoom temperature
Year2014
Self assemblyYes
Type of Self assemblyTransparent Hydrogel
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
Stable
Hydrogel
NA
FG
N[C@@H](Cc1ccccc1)C(=O)NCC=O
Primary information
SAPdb ID 1479,
PMID22651803
Peptide NameDipeptide7
Peptide sequenceFG
N-Terminal ModificationNapthalene
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagatePeptide
Conjugate partnerNone
TechniqueScanning Electron Microscopy (SEM) and X - Ray Diffraction
SolventWater + 0.1 M NaOH
Method25mg of dipeptide was suspended in deionized 5ml water . An equimolar amount of NaOH (0.1 M,aq) was added, and the solution was gently stirred until a clear solution was formed. Glucono-Å’Â¥- lactone (GdL) was added to the solution and the samples were gently swirled to dissolve the GdL before being left to stand for 24 h without stirring to form gel.
Conc5mg/ml or 0.5%wt
TemperatureRoom temperature
Incubation Time24 hours
Year2012
Self assemblyYes
Type of Self assemblyTurbid gel
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
NA
Hydrogel
NA
FG
N.A.
Primary information
SAPdb ID 1484,
PMID22651803
Peptide NameDipeptide16
Peptide sequenceFG
N-Terminal ModificationNapthalene
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagatePeptide
Conjugate partnerNone
TechniqueScanning Electron Microscopy (SEM) and X - Ray Diffraction
SolventWater + 0.1 M NaOH
Method25mg of dipeptide was suspended in deionized 5ml water . An equimolar amount of NaOH (0.1 M,aq) was added, and the solution was gently stirred until a clear solution was formed. Glucono-Å’Â¥- lactone (GdL) was added to the solution and the samples were gently swirled to dissolve the GdL before being left to stand for 24 h without stirring to form gel.
Conc5mg/ml or 0.5%wt
TemperatureRoom temperature
Incubation Time24 hours
Year2012
Self assemblyYes
Type of Self assemblyTransparent or clear gel
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
NA
Hydrogel
NA
FG
N.A.
Primary information
SAPdb ID 1516,
PMID20695592
Peptide NameDipeptide 4
Peptide sequenceFG
N-Terminal ModificationNapthalene
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagatePeptide
Conjugate partnerNone
TechniqueTransmission Electron Microscopy (TEM)
SolventWater + NaOH + 8.75 mg/ml GdL(glucono-delta-lactone)
MethodDipeptide solution mixed with equimolar solution of 0.1M NaOH followd by gentle stirring for 30 minutes to obtain clear solution. Then to lower the pH GdL is added and kept it undisturbed for 24 hours to get gel.
Conc0.5%wt
Temperature3.4 +/- 0.2.
TemperatureRoom temperature
Incubation Time> 24 hours
Year2010
Self assemblyYes
Type of Self assemblyTransparent gel
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
Stable
Hydrogel
NA
FG
N.A.
Primary information
SAPdb ID 1522,
PMID20695592
Peptide NameDipeptide 10
Peptide sequenceFG
N-Terminal ModificationBromo-Napthalene or napthalene derivative
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagatePeptide
Conjugate partnerNone
TechniqueTransmission Electron Microscopy (TEM)
SolventWater + NaOH + 8.75 mg/ml GdL(glucono-delta-lactone)
MethodDipeptide solution mixed with equimolar solution of 0.1M NaOH followd by gentle stirring for 30 minutes to obtain clear solution. Then to lower the pH GdL is added and kept it undisturbed for 24 hours to get gel.
Conc0.5%wt
Temperature3.4 +/- 0.2.
TemperatureRoom temperature
Incubation Time> 24 hours
Year2010
Self assemblyYes
Type of Self assemblyTransparent gel
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
Stable
Hydrogel
NA
FG
N.A.
Primary information
SAPdb ID 1528,
PMID20695592
Peptide NameDipeptide 16
Peptide sequenceFG
N-Terminal ModificationCyano-Napthalene or napthalene derivative
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagatePeptide
Conjugate partnerNone
TechniqueTransmission Electron Microscopy (TEM)
SolventWater + NaOH + 8.75 mg/ml GdL(glucono-delta-lactone)
MethodDipeptide solution mixed with equimolar solution of 0.1M NaOH followd by gentle stirring for 30 minutes to obtain clear solution. Then to lower the pH GdL is added and kept it undisturbed for 24 hours to get gel.
Conc0.5%wt
Temperature3.4 +/- 0.2.
TemperatureRoom temperature
Incubation Time> 24 hours
Year2010
Self assemblyYes
Type of Self assemblyTransparent gel
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
Stable
Hydrogel
NA
FG
N.A.
Primary information
SAPdb ID 1573,
PMID21995651
Peptide NameFmocFG
Peptide sequenceFG
N-Terminal ModificationFmoc [or N-(fluorenyl-9-methoxycarbonyl)]
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagatePeptide
Conjugate partnerNone
TechniqueTransmission Electron Microscopy (TEM)
SolventWater + Sodium hydroxide + HCl
MethodFmocdipeptide was suspended in water. Sodium hydroxide (0.5 M) was gradually added to the aqueous suspensions of Fmoc dipeptide until pH 10.5 was reached. The samples were vortexed and sonicated for 1 min to fully dissolve the short peptide amphiphiles. 0.085 M HCl added dropwise to attain desired pH, followed by vortexing and sonication. Sample heated to 75-80 °C fto dissolve the peptide.. The sample was subsequently cooled and maintained at 4 °C for∼12 h (overnight) to promote or maintain gelation.
Conc1- 20 mmlol/L
Temperature10.5
TemperatureIntial boiling to 75 -80 °C heating for 2 minutes and followed by cooling at 4 °C
Incubation Time12 hours
Year2011
Self assemblyYes
Type of Self assemblyTwisted Ribbon
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
NA
Nanoribbon
34.8
FG
N.A.
Primary information
SAPdb ID 1574,
PMID21995651
Peptide NameFmocFG
Peptide sequenceFG
N-Terminal ModificationFmoc [or N-(fluorenyl-9-methoxycarbonyl)]
C-Terminal ModificationFree
Non-Terminal ModificationNone
Length2
Peptide/ConjuagatePeptide
Conjugate partnerNone
TechniqueTransmission Electron Microscopy (TEM)
SolventWater + Sodium hydroxide + HCl
MethodFmocdipeptide was suspended in water. Sodium hydroxide (0.5 M) was gradually added to the aqueous suspensions of Fmoc dipeptide until pH 10.5 was reached. The samples were vortexed and sonicated for 1 min to fully dissolve the short peptide amphiphiles. 0.085 M HCl added dropwise to attain desired pH, followed by vortexing and sonication. Sample heated to 75-80 °C fto dissolve the peptide.. The sample was subsequently cooled and maintained at 4 °C for∼12 h (overnight) to promote or maintain gelation.
Conc1- 20 mmlol/L
Temperature< 5.1
TemperatureIntial boiling to 75 -80 °C heating for 2 minutes and followed by cooling at 4 °C
Incubation Time12 hours
Year2011
Self assemblyYes
Type of Self assemblyTransparent hydrogel
Tertiary Structure
(Technique)
Not Predicted),
Linear
NA
Stable
Hydrogel
34.8
FG
N.A.