Interaction studies with various food additives, pesticides, and contaminants against different serum proteins.

CompoundProteinMethodsQuenching mechanismQuenching/Binding constantThermodynamic resultsBinding regionReference
AmaranthHSAUV-Vis, fluorescence spectroscopy, CD, molecular docking, and molecular dynamics simulations (MDS)StaticKSV: 2.78 × 104−3.76 × 104 M–1ΔG° < 0 (spontaneous)
ΔH° = −11.8 kJ/mol
ΔS° = 0.047 kJ‧mol–1‧K–1)
Subdomain IIA (site I)[53]
New coccinHSAKSV: 4.1 × 104−5.53 × 104 M–1ΔG° < 0 (spontaneous)
ΔH° = −11.7 kJ/mol
ΔS° = 0.050 kJ‧mol–1‧K–1
(Hydrogen bonding and electrostatic forces)
MyricitrinHSAUV-Vis, fluorescence spectroscopy, CD, micro-FTIR, molecular docking, and MDSStaticKSV: 4.73 × 104−5.76 × 104 M–1
Ka: 0.5 × 105−3.48 × 105 M–1
ΔG° < 0 (spontaneous)
ΔH° = −16.23 kJ/mol
ΔS° = 0.049 kJ‧mol–1‧K–1
(Hydrogen bonding, hydrophobic interactions, and electrostatic forces)
Subdomain IIA (site I)[54]
Sodium tripolyphosphateBSAUV-Vis, fluorescence spectroscopy, FTIR, and molecular docking StaticKSV: 4.5 × 103−9.38 × 103 M–1
Ka: 4.25 × 101 −2.23 × 106 M–1
ΔG° < 0 (spontaneous)
ΔH° = −341.3 kJ/mol
ΔS° = −1.064 kJ‧mol–1‧K–1
(Hydrogen bonding and van der Waals forces)
Subdomain IIA (Sudlow’s site I)[55]
2,4,6-TrichlorophenolBSAUV-Vis, fluorescence spectroscopy, ITC, and molecular dockingStaticKSV: 1.018 × 106−1.692 × 106 M–1
Ka: 1.962 × 105−5.701 × 105 M–1
ΔG° < 0 (spontaneous)
ΔH° = −58.06 kJ/mol
ΔS° = −85.67 J‧mol–1‧K–1
(Hydrogen bonding and van der Waals forces)
Subdomain IIIA
(site II)
[56]
2,4,6-TribromophenolKSV: 1.597 × 106−2.941 × 106 M–1
Ka: 2.501 × 105−15.385 × 105 M–1
ΔG° < 0 (spontaneous)
ΔH° = −98.97 kJ/mol
ΔS° = −215.76 J‧mol–1‧K–1
(Hydrogen bonding and van der Waals forces)
Sodium hydrosulfiteBSAUV-Vis, fluorescence spectroscopy, FTIR, molecular docking, and surface plasmon resonance (SPR)Static and dynamicKSV: 5.13 × 103−6.12 × 103 M–1
Ka: 0.313 × 102−44.545 × 102 M–1
ΔG° < 0 (spontaneous)
ΔH° = −139,783 kJ/mol
ΔS° = −404.592 J‧mol–1‧K–1
(Hydrogen bonding and van der Waals forces)
Subdomains IIA and IIIA
(sites I and II)
[57]
NatamycinBSAUV-Vis, fluorescence spectroscopy, molecular docking, and SPRStatic and dynamicKSV: 5.32 × 103−10.01 × 103 M–1
Ka: 2.13 × 102−18.73 × 102 M–1
ΔG° < 0 (spontaneous)
ΔH° = −87.16 kJ/mol
ΔS° = −237.6 J‧mol–1‧K–1
(Hydrogen bonding and van der Waals forces)
Subdomain IIIA
(Sudlow’s site I)
[58]
Sunset yellowHSAUV-Vis, fluorescence spectroscopy, and molecular dockingStaticKSV: 5.15 × 104−6.8 × 104 M–1
Ka: 0.2 × 106−3.11 × 106 M–1
ΔG° < 0 (spontaneous)
ΔH° = −52.24 kJ/mol
ΔS° = −50.07 J‧mol–1‧K–1
(Hydrogen bonding and van der Waals forces)
Sudlow’s site I[59]
Allura redKSV: 3.75 × 104−4.21 × 104 M–1
Ka: 0.04 × 106−0.3 × 106 M–1
ΔG° < 0 (spontaneous)
ΔH° = −58.79 kJ/mol
ΔS° = −115.1 J‧mol–1‧K–1
(Hydrogen bonding and van der Waals forces)
PropazineBSAUV-Vis, fluorescence spectroscopy, and molecular dockingStaticKSV: 1.46 × 103−1.60 × 103 M–1
Ka: 0.6 × 10–3−9.55 × 10–3 M–1
ΔG° < 0 (spontaneous)
ΔH° = −103.45 kJ/mol
ΔS° = −0.05 kJ‧mol–1‧K–1
(Hydrogen bonding, hydrophobic interactions, and van der Waals forces)
Subdomains IIA and IIIA
(sites I and II)
[60]
QuinoxyfenKSV: 4.17 × 103−6.39 × 103 M–1
Ka: 5.01 × 102−7.08 × 102 M–1
ΔG° < 0 (spontaneous)
ΔH° = −12.84 kJ/mol
ΔS° = 0.01 kJ‧mol–1‧K–1
(Hydrogen bonding, hydrophobic interactions, and van der Waals forces)
AclonifenHSAUV-Vis, fluorescence spectroscopy, and molecular dockingDynamicKSV: 1.62 × 105−3.05 × 105 M–1
Ka: 0.0174 × 106−1.95 × 106 M–1
ΔG° < 0 (spontaneous)
ΔH° = 225.43 kJ/mol
ΔS° = 0.864 kJ‧mol–1‧K–1
(Hydrophobic interactions)
Subdomains IIA and IIIA (sites I and II)[61]
BifenoxKSV: 1.6 × 105−2.10 × 105 M–1
Ka: 0.002 × 106−1.02 × 106 M–1
ΔG° < 0 (spontaneous)
ΔH° = 304.63 kJ/mol
ΔS° = 1.11 kJ‧mol–1‧K–1
(Hydrophobic interactions)
PhosmetBovine hemoglobin (BHb)UV-Vis, fluorescence spectroscopy, CD, FRET, and molecular dockingDynamicKSV: 3.5 × 10–6−4.8 × 10–6 M–1
Ka: 0.004 × 103−6.4 × 103 M–1
ΔG° < 0 (spontaneous)
ΔH° = −284.97 kJ/mol
ΔS° = −88.29 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
NS[62]
IsoflucypramHSAUV-Vis, fluorescence spectroscopy, CD, FTIR, molecular docking, and MDSStatic and dynamic KSV: 1.593 × 104–1.832 × 104 M–1
Ka: 0.158 × 103−4.923 × 103 M–1
ΔG° < 0 (spontaneous)
ΔH° = −187.549 kJ/mol
ΔS° = −563.59 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Sudlow’s site I[63]
Cuminaldehyde (4-isopropyl benzaldehyde)HSAUV-Vis, fluorescence spectroscopy, CD, and molecular dockingStaticKSV: 5.5 × 103–8.3 × 103 M–1ΔG° < 0 (spontaneous)
ΔH° = −16.0 kJ/mol
ΔS° = 21.6 J‧mol–1‧K–1
(Hydrophobic forces, and hydrogen bonding)
Subdomain IIA (site I)[64]
Cuminol (4-isopropyl benzyl alcohol)KSV: 6.3 × 102–9.4 × 102 M–1ΔG° < 0 (spontaneous)
ΔH° = −15.9 kJ/mol
ΔS° = 3.3 J‧mol–1‧K–1
(Hydrophobic forces, and hydrogen bonding)
Potassium bromateBSAUV-Vis, fluorescence spectroscopy, and molecular dockingStatic and dynamicKSV: 1.14 × 104−1.36 × 104 M–1
Ka: 9.34 × 103−2.93 × 106 M–1
ΔG° < 0 (spontaneous)
ΔH° = −122.8 kJ/mol
ΔS° = −320.51 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Subdomain IB (site III)[65]
Quinoline yellowLysozymeUV-Vis, fluorescence spectroscopy, CD, molecular docking, and MDSStaticKSV: 94.55 × 103−125.83 × 103 M–1
Ka: 5.69 × 106−23.76 × 106 M–1
ΔG° < 0 (spontaneous)
ΔH° = −49.02 kJ/mol
ΔS° = −32.69 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
NS[66]
CarbofuranBSAUV-Vis, fluorescence spectroscopy, CD, and molecular dockingStatic KSV: 2.02 × 104 M–1
Ka: 1.17 × 108 M–1
NSSite I[67]
NaringeninLysozymeUV-Vis, fluorescence spectroscopy, CD, molecular docking, and MDSStaticKSV: 24.28 × 103−66.94 × 103 M–1
Ka: 53.74 × 103−2,803.14 × 103 M–1
ΔG° < 0 (spontaneous)
ΔH° = 259.13 kJ/mol
ΔS° = 953.11 J‧mol–1‧K–1
(Hydrophobic interactions)
Trp 62, Trp 63, and Trp 108[68]
Azinphos-methylBSAUV-Vis, fluorescence spectroscopy, CD, FTIR, and molecular dockingDynamicKSV: 0.6 × 104−1.46 × 104 M–1
Ka: 0.099 × 105−0.209 × 105 M–1
ΔG° < 0 (spontaneous)
ΔH° = −133.25 kJ/mol
ΔS° = −0.378 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Subdomain IB (site III)[69]
FlupyriminBSAUV-Vis, fluorescence spectroscopy, CD, FTIR, and molecular dockingStaticKSV: 1.664 × 104−1.921 × 104 M–1
Ka: 1.579 × 105−1.907 × 105 M–1
ΔG° < 0 (spontaneous)
ΔH° = −14.36 kJ/mol
ΔS° = 52.95 J‧mol–1‧K–1
(Hydrophobic forces, and hydrogen bonding)
Subdomain IIIA
(site II)
[70]
HSAKSV: 1.909 × 104−2.361 × 104 M–1
Ka: 1.706 × 105−2.11 × 105 M–1
ΔG° < 0 (spontaneous)
ΔH° = −16.26 kJ/mol
ΔS° = 47.31 J‧mol–1‧K–1
(Hydrophobic forces, and hydrogen bonding)
NitenpyramBSAKSV: 2.16 × 104−2.349 × 104 M–1
Ka: 1.911 × 105−2.108 × 105 M–1
ΔG° < 0 (spontaneous)
ΔH° = −7.51 kJ/mol
ΔS° = 76.76 J‧mol–1‧K–1
(Hydrophobic forces, and hydrogen bonding)
HSAKSV: 2.225 × 104−2.519 × 104 M–1
Ka: 1.994 × 105−2.346 × 105 M–1
ΔG° < 0 (spontaneous)
ΔH° = −12.40 kJ/mol
ΔS° = 61.16 J‧mol–1‧K–1
(Hydrophobic forces, and hydrogen bonding)
Formetanate hydrochlorideHSAFluorescence and CD spectroscopy, molecular docking, and MDSStaticKSV: 0.01−0.02 M–1
Ka: 3.75 × 10–5−5.14 × 10–5 M–1
ΔG° < 0 (spontaneous)
ΔH° = 13.46 kJ/mol
ΔS° = 0.15 J‧mol–1‧K–1
(Hydrophobic forces)
Sudlow’s site I and site II[71]
MancozebHbUV-Vis, fluorescence spectroscopy, CD, molecular docking, and MDSStaticKSV: 2.09 × 104−3.27 × 104 M–1
Ka: 1.76 × 104−5.33 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = −10.35 kcal/mol
ΔS° = −0.013 kcal‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
NS[72]
DicofolHSAUV-Vis, fluorescence spectroscopy, CD, molecular docking, and MDSStaticKSV: 0.73 × 105−1.3 × 105 M–1
Ka: 0.82 × 105−2.77 × 105 M–1
ΔG° < 0 (spontaneous)
ΔH° = −55.35 kJ/mol
ΔS° = −84.7 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Suldow’s site I[73]
Salicylic acidBSAUV-Vis, fluorescence spectroscopy, CD, and molecular dockingStatic and dynamicKSV: 10.26 M–1NSNear the Trp-213[74]
BeauvericinHSAUV-Vis, fluorescence spectroscopy, and molecular dockingNSNSNSNS[75]
Cyclopiazonic acidlogKSV: 4.37
logKa: 4.38
Sudlow’s site I
SterigmatocystinlogKSV: 4.32
logKa: 3.98
NS
Butylated hydroxyanisoleBSAUV-Vis, fluorescence spectroscopy, and molecular dockingStaticKSV: 5.96 × 103−9.3 × 103 M–1
Ka: 0.57 × 104−3.18 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = 110.8 kJ/mol
ΔS° = 443.3 J‧mol–1‧K–1
(Hydrophobic forces)
Subdomain IIA (site I)[76]
Sorbic acidHSAUV-Vis, fluorescence spectroscopy, CD, FTIR, molecular docking, and MDSStaticKSV: 5.555 × 104−6.218 × 104 M–1
Ka: 4.033 × 105−5.046 × 105 M–1
ΔG° < 0 (spontaneous)
ΔH° = −29.366 kJ/mol
ΔS° = 108.149 J‧mol–1‧K–1
(Hydrogen bonding, and hydrophobic forces)
Subdomain IIA (site I)[77]
Dicyclohexyl phthalateHSAUV-Vis, fluorescence spectroscopy, CD, FTIR, and molecular dockingStaticKSV: 2.05 × 105 M–1
Ka: 13.47 × 104−39.54 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = −39.26 kJ/mol
ΔS° = −29.14 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Subdomain IIA (site I)[78]
Monocyclohexyl phthalateKSV: 1.24 × 105 M–1
Ka: 0.7 × 104−1.72 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = −43.18 kJ/mol
ΔS° = −68.34 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Malachite green oxalateHSAUV-Vis, fluorescence spectroscopy, CD, molecular docking, and MDSStaticKSV: 374.9 M–1
Ka: 4.35 × 106 M–1
ΔG° < 0 (spontaneous)
(Hydrogen bonding, and van der Waals forces)
NS[79]
Lutein dipalmitateBSAUV-Vis, fluorescence spectroscopy, CD, and molecular dockingDynamicKSV: 2.17 × 104−3.22 × 104 M–1
Ka: 0.63 × 104−2.75 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = −56.82 kJ/mol
ΔS° = −106.02 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Subdomain IIA (site I)[80]
Chlorpyrifosα2MUV-Vis, fluorescence spectroscopy, CD, and molecular dockingStaticKSV: 1.017 × 104−1.656 × 104 M–1
Ka: 5.432 × 10–4−6.181 × 10–4 M–1
ΔG° < 0 (spontaneous)
ΔH° = 15.62 kJ/mol
ΔS° = 60.25 J‧mol–1‧K–1
(Hydrophobic forces)
Receptor-binding domain of the α2M[81]
EpoxiconazoleBSAUV-Vis, fluorescence spectroscopy, CD, and molecular dockingStaticKa: 0.79 × 104−3.8 × 104 M–1ΔG° < 0 (spontaneous)
ΔH° = −81.54 kJ/mol
ΔS° = −199.35 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Subdomain IIA (site I)[82]
HSAKa: 0.814 × 104−6.22 × 104 M–1ΔG° < 0 (spontaneous)
ΔH° = −105.74 kJ/mol
ΔS° = −265.88 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
ProthioconazoleBSAKa: 1.66 × 105−6.45 × 105 M–1ΔG° < 0 (spontaneous)
ΔH° = −84.85 kJ/mol
ΔS° = −174.18 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
HSAKa: 2.08 × 105−5.75 × 105 M–1ΔG° < 0 (spontaneous)
ΔH° = −64.39 kJ/mol
ΔS° = −105.50 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
DicofolHSAUV-Vis, fluorescence spectroscopy, CD, ITC, and molecular dockingStaticKSV: 1.18 × 104−1.37 × 104 M–1
Ka: 4.38 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = −5.42 kJ/mol
ΔS° = 21.08 J‧mol–1‧K–1
(Hydrogen bonding, and hydrophobic forces)
Subdomain IIA (site I)[83]
ThiamethoxamLysozymeUV-Vis, fluorescence spectroscopy, molecular docking, and MDSStaticKSV: 0.2 × 104−0.25 × 104 M–1
Ka: 0.12 × 104−0.45 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = 58.5 kJ/mol
ΔS° = 372.55 J‧mol–1‧K–1
(Hydrophobic interactions)
NS[84]
BSAKSV: 1.1 × 104−1.15 × 104 M–1
Ka: 1.93 × 104−4.99 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = 11.94 kJ/mol
ΔS° = 231.88 J‧mol–1‧K–1
(Hydrophobic interactions)
Site I
HSAKSV: 1.24 × 104−1.35 × 104 M–1
Ka: 1.91 × 104−2.41 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = 12.84 kJ/mol
ΔS° = 235.20 J‧mol–1‧K–1
(Hydrophobic interactions)
PhosmetBSAUV-Vis, fluorescence spectroscopy, CD, and molecular dockingStaticKa: 0.15 × 104−3.68 × 104 M–1ΔG° < 0 (spontaneous)
ΔH° = −16.33 kJ/mol
ΔS° = −469 kJ‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Sudlow’s site II[85]
PhosmetLysozymeUV-Vis, fluorescence spectroscopy, CD, FTIR, and molecular dockingStaticKSV: 0.42 × 104−1.51 × 104 M–1
Ka: 0.0168 × 104−9.14 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = −60.2 kJ/mol
ΔS° = −187.78 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
NS[86]
β-Resorcylic acidLysozymeUV-Vis, fluorescence spectroscopy, CD, FRET, and molecular dockingStaticKSV: 1.69 × 103−5.15 × 103 M–1
Ka: 1.13 × 103−4.68×103 M–1
ΔG° < 0 (spontaneous)
ΔH° = −13.97 kcal/mol
ΔS° = −29.42 cal‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Amino acid residues: Arg115, Arg119, Try124, and Gln123[87]
AcenaphtheneBSAUV-Vis, fluorescence spectroscopy, CD, FTIR, and molecular dockingStaticKSV: 1.98 × 105 M–1
Ka: 3.82 × 105 M–1
NSSubdomain IB
(site III)
[88]
Quinoline yellowαLAUV-Vis, fluorescence spectroscopy, CD, molecular docking, and MDSDynamicKSV: 4.0 × 10–4−4.4 × 10–4 M–1
Ka: 0.091 × 10–5−0.955 × 10–5 M–1
ΔG° < 0 (spontaneous)
ΔH° = 18.79 kcal/mol
ΔS° = 83.71 cal‧mol–1‧K–1
(Hydrophobic interactions)
Central binding site of αLA[89]
Monosodium glutamateBSAUV-Vis, fluorescence spectroscopy, CD, molecular docking, and MDSStatic and dynamicKSV: 1.873 × 103−2.836 × 103 M–1
Ka: 1.151 × 101 −4.05 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = 243.903 kJ/mol
ΔS° = 888.291 J‧mol–1‧K–1
(Hydrophobic interactions)
Sudlow’s site II[90]
Calcium lactateBSAUV-Vis, fluorescence spectroscopy, CD, and molecular dockingStatic and dynamicKSV: 2.06 × 103−3.21 × 103 M–1
Ka: 1.44 × 102−2.9 × 102 M–1
ΔG° < 0 (spontaneous)
ΔH° = −7.493 kJ/mol
ΔS° = 24.61 J‧mol–1‧K–1
(Electrostatic forces)
Sudlow’s site II (subdomain IIIA)[91]
Sudan IIIBSAUV-Vis, fluorescence spectroscopy, CD, and molecular dockingStaticKa: 5.83 × 102−6.41 × 102 M–1ΔG° < 0 (spontaneous)
ΔH° = −5.65 kJ/mol
ΔS° = 53.8 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Subdomain IIA
(site I)
[92]
Rhodamine BHSAUV-Vis, fluorescence spectroscopy, CD, FTIR, nuclear magnetic resonance (NMR), and molecular dockingStaticKSV: 5.86 × 104−6.23 × 104 M–1
Ka: 6.06 × 104−6.35 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = −2.99 kJ/mol
ΔS° = 81.91 J‧mol–1‧K–1
(Electrostatic forces)
Subdomain IIA (site I)[93]
Rosmarinic acidHSAUV-Vis, fluorescence spectroscopy, CD, ITC, molecular docking, and MDSStaticKSV: 1.5 × 104−2.7 × 104 M–1
Ka: 0.36 × 107−1.1 × 107 M–1
ΔG° < 0 (spontaneous)
ΔH° = 11.7016 kcal/mol
ΔS° = 71.1303 cal‧mol–1‧K–1
(Hydrophobic forces)
NS[94]
5-Hydroxymethyl-2-furaldehydeHSAUV-Vis, fluorescence spectroscopy, CD, and molecular dockingStaticKSV: 3.25 × 104−4.91 × 104 M–1
Ka: 3.72 × 104−5.25 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = −30.02 kJ/mol
ΔS° = −10.14 J/‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Subdomain IIA
(site I)
[95]
3,5,6-Trichloro-2-pyridinolBSAFluorescence spectroscopy, NMR, and molecular dockingStaticKSV: 2.1 × 105 M–1ΔG° < 0 (spontaneous)
ΔH° = 23.77 kJ/mol
ΔS° = 146.98 J‧mol–1‧K–1
(Hydrophobic forces)
Subdomain IIA
(site I)
[96]
Paraoxon methylKSV: 4.09 × 104 M–1ΔG° < 0 (spontaneous)
ΔH° = 94.74 kJ/mol
ΔS° = 372.93 J‧mol–1‧K–1
(Hydrophobic forces)
Subdomain IIA and IIIA
(sites I and II)
ChlorpyrifosHSASolid-phase microextraction (SPME), and molecular dockingNSKa: 1.42 × 105 M–1NSNS[97]
Parathion-methylKa: 1.45 × 104−8.19 × 104 M–1ΔG° < 0 (spontaneous)
ΔH° = −193.3 kJ/mol
ΔS° = −543.7 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Subdomain IIA
(site I)
MalathionKa: 1.07 × 104−4.02 × 104 M–1ΔG° < 0 (spontaneous)
ΔH° = −147.7 kJ/mol
ΔS° = −399.2 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Subdomain IIIA
(site II)
Benthiavalicarb-isopropylHSAUV-Vis, fluorescence spectroscopy, CD, molecular docking, and MDSStaticKSV: 4.41 × 103−8.66 × 103 M–1
Ka: 0.032 × 102−7.965 × 102 M–1
ΔG° < 0 (spontaneous)
ΔH° = −206.39 kJ/mol
ΔS° = −654.93 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
Hydrophobic cavity of HSA[98]
PendimethalinHSAUV-Vis, fluorescence spectroscopy, CD, molecular docking, and MDSStaticKSV: 7.17 × 104−9.92 × 104 M–1
Ka: 8.47 × 104−10.63 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = −16.17 kJ/mol
ΔS° = 45.78 J‧mol–1‧K–1
(Hydrophobic forces)
Subdomain IIA (Sudlow’s site I)[99]
TebuconazoleBSAUV-Vis, fluorescence spectroscopy, and CDStaticKa: 2.25 × 102−4.67 × 102 M–1ΔG° < 0 (spontaneous)
ΔH° = −46.72 kJ/mol
ΔS° = −105.67 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
NS[100]
Perfluorooctanoic acidHSAUV-Vis, fluorescence spectroscopy, FTIR, and molecular dockingStaticKSV: 1.076 × 104−1.328 × 104 M–1
Ka: 0.4463 × 104−0.6153 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = −17.48 kJ/mol
ΔS° = 13.53 J‧mol–1‧K–1
(Electrostatic forces)
Site I[101]
Perfluorodecanoic acidKSV: 1.431 × 104−1.731 × 104 M–1
Ka: 1.4514 × 104−2.6788 × 104 M–1
ΔG° < 0 (spontaneous)
ΔH° = −33.37 kJ/mol
ΔS° = −27.91 J‧mol–1‧K–1
(Hydrogen bonding, and van der Waals forces)
AcesulfameHSAUV-Vis, fluorescence spectroscopy, CD, and molecular dockingStaticKSV: 0.81 × 103−1.77 × 103 M–1
Ka: 1.74 × 102−1.82 × 102 M–1
ΔG° < 0 (spontaneous)
ΔH° = −2.88 kJ/mol
ΔS° = 33.66 J‧mol–1‧K–1
(Electrostatic forces)
Subdomain IIA
(site I)
[102]

Ksv is Stern-Volmer or quenching constant. Ka is binding constant. ΔG°: Gibbs free energy change; ΔH°: enthalpy change; ΔS°: entropy change. α2M: alpha-2-macroglobulin; αLA: alpha-lactalbumin; NS: not stated