FMODB

FMODB: The database of quantum mechanical data based on the FMO method

Last updated: 2025-10-17

All entries: 77277

Number of unique PDB entries: 32023

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FMODB ID: QLKKY

Calculation Name: 2ETX-A-Xray547

Preferred Name:

Target Type:

Ligand Name:

Ligand 3-letter code:

Ligand of Interest (LOI):

Structure Source: PDB

PDB ID: 2ETX

Chain ID: A

ChEMBL ID:

UniProt ID: Q14676

Base Structure: X-ray

Registration Date: 2025-10-05

Reference: Sci Data 11, 1164 (2024).

DOI: https://doi.org/10.1038/s41597-024-03999-2

Apendix: None


IFIE MAP

IFIE Diagram


Modeling method
Optimization MOE:Amber10:EHT
Restraint OptAll
Protonation MOE:Protonate 3D
Complement MOE:Homology Modeling
Water No
Procedure Manual calculation
Remarks
ac.sh, 23 2024 Oct; Missing atoms/residues were imported from a 100% homology model, which was constructed by MOE.
FMO calculation
FMO method FMO2-MP2/6-31G(d)
Fragmentation Auto
Number of fragment 194
LigandResidueName
LigandFragmentNumber 0
LigandCharge
Software ABINIT-MP - Open Ver. 1 Rev. 23 (BINDS Ver. 1) / 20230922
Total energy (hartree)
FMO2-HF: Electronic energy -2009864.011436
FMO2-HF: Nuclear repulsion 1935481.930597
FMO2-HF: Total energy -74382.080838
FMO2-MP2: Total energy -74599.116255


3D Structure Molmil
Snapshot
 
Ligand structure

ligand structure
Ligand Interaction
ligand interaction
Ligand binding energy
IFIE [kcal/mol] PIEDA [kcal/mol] Charge transfer value [e]
IFIE SUMIFIE SUM at MP2 level. ESElectro static interaction energy. EXExchange-repulsion energy. CT+mixCharge transfer and mixing terms energy. DI(MP2)Dispersion energy. q(I=>J)Charge transfer value from I to J fragments.
N/AN/AN/AN/AN/AN/A


Interactive mode: IFIE and PIEDA for fragment #1(A:1892:ALA)


Summations of interaction energy for fragment #1(A:1892:ALA)
IFIE [kcal/mol] PIEDA [kcal/mol] Charge transfer value [e]
IFIE SUMIFIE SUM at MP2 level. ESElectro static interaction energy. EXExchange-repulsion energy. CT+mixCharge transfer and mixing terms energy. DI(MP2)Dispersion energy. q(I=>J)Charge transfer value from I to J fragments.
-7.338-3.1072.726-3.005-3.953-0.029
Interaction energy analysis for fragmet #1(A:1892:ALA)
Snapshot

IFIE Diagram

Base fragment(s) of PIEDA/IFIE
Single fragment Multi fragments
Fragment list
Charge [e] FCHARGE : 1 / q_Mulliken : 0.866 / q_NPA : 0.928
Distance from base fragment(s) [Å]
Dist
Interaction energy by IFIE and PIEDA
[kcal/mol]
| Total | > | ES | > | EX | >
| CT+mix | > | DI(MP2) | >
Fragment charge [e]
FCHARGE q_Mulliken
q_NPA q(I=>J)
Residue
Res #    RES   
Sort
Graph Options
X Axis Label
Y Axis Max Y Axis Min
Display   
frag_NumFragment number. ChainChain species. Res #Residue number. RES3-letter code of amino acid residue, ligand and solvent molecule. FCHARGEFormal charge [e]. q_MullikenFragment charge evaluated by Mulliken charge [e]. q_NPAFragment charge evaluated by natural population analysis(NPA) charge [e]. DISTDistance from Ligand [Å]. TotalIFIE at MP2 level [kcal/mol]. ESElectro static interaction energy by PIEDA [kcal/mol]. EXExchange-repulsion energy by PIEDA [kcal/mol]. CT+mixCharge transfer and mixing terms energy by PIEDA [kcal/mol]. DI(MP2)Dispersion energy by PIEDA [kcal/mol]. q(I=>J)Charge transfer value from I to J fragmens [e].
3A1894LYS10.9570.9983.86445.52846.655-0.008-0.488-0.6300.001
22A1913GLY00.0160.0234.753-4.078-3.953-0.001-0.030-0.0950.000
23A1914GLY0-0.039-0.0352.523-23.869-21.0712.738-2.592-2.944-0.030
24A1915SER0-0.071-0.0363.4847.1397.256-0.0010.131-0.2470.000
25A1916LEU00.0200.0085.382-0.534-0.563-0.001-0.0010.0310.000
71A1962PHE0-0.030-0.0284.1500.5990.692-0.001-0.025-0.0680.000
4A1895VAL00.0420.0216.5462.8192.8190.0000.0000.0000.000
5A1896LEU00.0140.0209.3371.4751.4750.0000.0000.0000.000
6A1897PHE00.0540.02611.1780.2800.2800.0000.0000.0000.000
7A1898THR0-0.025-0.03115.5720.8300.8300.0000.0000.0000.000
8A1899GLY00.0150.03319.281-0.066-0.0660.0000.0000.0000.000
9A1900VAL00.005-0.00320.4600.6540.6540.0000.0000.0000.000
10A1901VAL00.0190.01319.233-0.741-0.7410.0000.0000.0000.000
11A1902ASP-1-0.751-0.87616.996-16.913-16.9130.0000.0000.0000.000
12A1903ALA00.0640.02616.244-1.070-1.0700.0000.0000.0000.000
13A1904ARG10.8250.91316.45815.46315.4630.0000.0000.0000.000
14A1905GLY00.0490.02713.935-0.968-0.9680.0000.0000.0000.000
15A1906GLU-1-0.901-0.95911.843-20.518-20.5180.0000.0000.0000.000
16A1907ARG10.9220.93910.85414.57414.5740.0000.0000.0000.000
17A1908ALA0-0.049-0.01611.509-0.426-0.4260.0000.0000.0000.000
18A1909VAL00.0270.0076.599-2.253-2.2530.0000.0000.0000.000
19A1910LEU0-0.022-0.0136.569-4.404-4.4040.0000.0000.0000.000
20A1911ALA0-0.042-0.0247.595-1.377-1.3770.0000.0000.0000.000
21A1912LEU0-0.0260.0107.1481.1991.1990.0000.0000.0000.000
26A1917ALA0-0.035-0.0158.971-0.460-0.4600.0000.0000.0000.000
27A1918GLY00.0350.02510.3801.7071.7070.0000.0000.0000.000
28A1919SER0-0.027-0.04613.4521.4771.4770.0000.0000.0000.000
29A1920ALA00.007-0.01013.718-1.566-1.5660.0000.0000.0000.000
30A1921ALA00.0240.01515.435-0.388-0.3880.0000.0000.0000.000
31A1922GLU-1-0.905-0.92710.753-23.462-23.4620.0000.0000.0000.000
32A1923ALA0-0.051-0.0159.931-3.268-3.2680.0000.0000.0000.000
33A1924SER0-0.004-0.0246.945-1.288-1.2880.0000.0000.0000.000
34A1925HIS00.0710.0506.519-0.921-0.9210.0000.0000.0000.000
35A1926LEU0-0.0100.00210.9330.0010.0010.0000.0000.0000.000
36A1927VAL0-0.0040.00412.6860.3600.3600.0000.0000.0000.000
37A1928THR0-0.058-0.05915.3610.8300.8300.0000.0000.0000.000
38A1929ASP-1-0.781-0.86519.186-13.331-13.3310.0000.0000.0000.000
39A1930ARG10.8550.92322.43211.36411.3640.0000.0000.0000.000
40A1931ILE0-0.0260.00323.580-0.522-0.5220.0000.0000.0000.000
41A1932ARG10.7930.85523.72213.28313.2830.0000.0000.0000.000
42A1933ARG10.8520.89325.2639.5669.5660.0000.0000.0000.000
43A1934THR0-0.011-0.00623.452-0.010-0.0100.0000.0000.0000.000
44A1935VAL00.0890.04222.022-0.317-0.3170.0000.0000.0000.000
45A1936LYS10.9640.98418.23115.71415.7140.0000.0000.0000.000
46A1937PHE00.0610.02219.202-0.873-0.8730.0000.0000.0000.000
47A1938LEU00.0120.00720.872-0.329-0.3290.0000.0000.0000.000
48A1939CYS0-0.020-0.00919.1810.0860.0860.0000.0000.0000.000
49A1940ALA0-0.001-0.01016.649-0.634-0.6340.0000.0000.0000.000
50A1941LEU0-0.028-0.00517.596-0.542-0.5420.0000.0000.0000.000
51A1942GLY00.0390.00220.2480.0450.0450.0000.0000.0000.000
52A1943ARG10.8040.89111.79523.42323.4230.0000.0000.0000.000
53A1944GLY00.0640.04716.349-0.852-0.8520.0000.0000.0000.000
54A1945ILE0-0.061-0.00912.554-0.669-0.6690.0000.0000.0000.000
55A1946PRO0-0.005-0.01511.1361.3841.3840.0000.0000.0000.000
56A1947ILE00.0010.01113.997-1.006-1.0060.0000.0000.0000.000
57A1948LEU0-0.023-0.00312.3200.5130.5130.0000.0000.0000.000
58A1949SER00.0720.03016.3940.0240.0240.0000.0000.0000.000
59A1950LEU0-0.008-0.02516.055-1.039-1.0390.0000.0000.0000.000
60A1951ASP-1-0.829-0.90216.195-16.416-16.4160.0000.0000.0000.000
61A1952TRP00.0220.0197.891-0.764-0.7640.0000.0000.0000.000
62A1953LEU0-0.0190.0019.685-1.169-1.1690.0000.0000.0000.000
63A1954HIS0-0.068-0.03312.9230.4930.4930.0000.0000.0000.000
64A1955GLN00.015-0.01216.1440.2190.2190.0000.0000.0000.000
65A1956SER0-0.011-0.01110.443-0.641-0.6410.0000.0000.0000.000
66A1957ARG10.8830.94012.51620.61420.6140.0000.0000.0000.000
67A1958LYS10.8960.95713.69215.14115.1410.0000.0000.0000.000
68A1959ALA00.0010.00813.6250.8060.8060.0000.0000.0000.000
69A1960GLY0-0.0140.00312.9580.3040.3040.0000.0000.0000.000
70A1961PHE0-0.024-0.0259.039-1.606-1.6060.0000.0000.0000.000
72A1963LEU00.0180.0218.387-0.234-0.2340.0000.0000.0000.000
73A1964PRO00.0330.01410.706-2.056-2.0560.0000.0000.0000.000
74A1965PRO0-0.021-0.01510.6280.6540.6540.0000.0000.0000.000
75A1966ASP-1-0.884-0.95413.101-19.571-19.5710.0000.0000.0000.000
76A1967GLU-1-0.910-0.95416.435-14.473-14.4730.0000.0000.0000.000
77A1968TYR0-0.045-0.02015.4160.6310.6310.0000.0000.0000.000
78A1969VAL00.0030.00117.457-0.410-0.4100.0000.0000.0000.000
79A1970VAL0-0.049-0.02518.9180.6970.6970.0000.0000.0000.000
80A1971THR00.0140.01321.3150.2700.2700.0000.0000.0000.000
81A1972ASP-1-0.758-0.89424.838-11.274-11.2740.0000.0000.0000.000
82A1973PRO00.0790.02927.3170.1910.1910.0000.0000.0000.000
83A1974GLU-1-0.855-0.89030.738-9.509-9.5090.0000.0000.0000.000
84A1975GLN0-0.037-0.04028.7310.2930.2930.0000.0000.0000.000
85A1976GLU-1-0.851-0.91326.971-11.679-11.6790.0000.0000.0000.000
86A1977LYS10.9080.96030.5418.7698.7690.0000.0000.0000.000
87A1978ASN0-0.083-0.04832.9800.4960.4960.0000.0000.0000.000
88A1979PHE00.014-0.00129.7990.1710.1710.0000.0000.0000.000
89A1980GLY00.0030.01133.4000.0960.0960.0000.0000.0000.000
90A1981PHE0-0.058-0.03925.8390.0810.0810.0000.0000.0000.000
91A1982SER00.0300.01727.469-0.125-0.1250.0000.0000.0000.000
92A1983LEU00.024-0.00721.458-0.162-0.1620.0000.0000.0000.000
93A1984GLN00.0480.02720.376-0.924-0.9240.0000.0000.0000.000
94A1985ASP-1-0.847-0.90923.062-11.859-11.8590.0000.0000.0000.000
95A1986ALA0-0.038-0.01324.685-0.046-0.0460.0000.0000.0000.000
96A1987LEU0-0.023-0.03018.023-0.307-0.3070.0000.0000.0000.000
97A1988SER0-0.043-0.02620.174-0.760-0.7600.0000.0000.0000.000
98A1989ARG10.8720.92322.20511.25311.2530.0000.0000.0000.000
99A1990ALA00.0080.00620.5590.0270.0270.0000.0000.0000.000
100A1991ARG10.7900.88916.05117.49717.4970.0000.0000.0000.000
101A1992GLU-1-0.958-0.95119.772-13.447-13.4470.0000.0000.0000.000
102A1993ARG10.8280.89623.01012.16512.1650.0000.0000.0000.000
103A1994ARG10.8630.94918.70215.68115.6810.0000.0000.0000.000
104A1995LEU0-0.019-0.00623.0860.5210.5210.0000.0000.0000.000
105A1996LEU0-0.050-0.03025.8350.5640.5640.0000.0000.0000.000
106A1997GLU-1-0.819-0.88823.729-12.804-12.8040.0000.0000.0000.000
107A1998GLY0-0.017-0.00327.0540.3420.3420.0000.0000.0000.000
108A1999TYR0-0.018-0.01229.8870.3980.3980.0000.0000.0000.000
109A2000GLU-1-0.812-0.87430.384-9.593-9.5930.0000.0000.0000.000
110A2001ILE00.0300.01130.5410.3530.3530.0000.0000.0000.000
111A2002TYR0-0.0150.00732.631-0.089-0.0890.0000.0000.0000.000
112A2003VAL00.003-0.00632.1580.0060.0060.0000.0000.0000.000
113A2004THR0-0.031-0.02635.338-0.026-0.0260.0000.0000.0000.000
114A2005PRO0-0.020-0.02737.487-0.152-0.1520.0000.0000.0000.000
115A2006GLY00.0470.03038.089-0.112-0.1120.0000.0000.0000.000
116A2007VAL0-0.107-0.03635.1550.0300.0300.0000.0000.0000.000
117A2008GLN00.0200.00735.120-0.359-0.3590.0000.0000.0000.000
118A2009PRO00.007-0.01630.8790.1070.1070.0000.0000.0000.000
119A2010PRO00.0220.01830.9630.0450.0450.0000.0000.0000.000
120A2011PRO00.0460.02230.842-0.427-0.4270.0000.0000.0000.000
121A2012PRO00.003-0.00727.951-0.271-0.2710.0000.0000.0000.000
122A2013GLN00.0310.02026.161-0.316-0.3160.0000.0000.0000.000
123A2014MET0-0.0320.00226.437-0.456-0.4560.0000.0000.0000.000
124A2015GLY00.0570.01027.286-0.201-0.2010.0000.0000.0000.000
125A2016GLU-1-0.932-0.97021.941-14.273-14.2730.0000.0000.0000.000
126A2017ILE00.023-0.00122.651-0.636-0.6360.0000.0000.0000.000
127A2018ILE00.0010.00524.052-0.228-0.2280.0000.0000.0000.000
128A2019SER00.0010.01622.053-0.271-0.2710.0000.0000.0000.000
129A2020CYS0-0.082-0.03519.515-0.898-0.8980.0000.0000.0000.000
130A2021CYS0-0.0060.00920.361-0.548-0.5480.0000.0000.0000.000
131A2022GLY0-0.019-0.01022.6280.2590.2590.0000.0000.0000.000
132A2023GLY00.0270.03023.4230.3920.3920.0000.0000.0000.000
133A2024THR0-0.038-0.03226.028-0.404-0.4040.0000.0000.0000.000
134A2025TYR00.0050.01627.7280.3710.3710.0000.0000.0000.000
135A2026LEU0-0.012-0.01829.420-0.034-0.0340.0000.0000.0000.000
136A2027PRO00.0080.00331.9330.0650.0650.0000.0000.0000.000
137A2028SER0-0.043-0.03133.4530.2980.2980.0000.0000.0000.000
138A2029MET00.0540.05137.238-0.176-0.1760.0000.0000.0000.000
139A2030PRO0-0.0070.00238.1340.1000.1000.0000.0000.0000.000
140A2031ARG10.9180.93839.1048.1048.1040.0000.0000.0000.000
141A2032SER00.0170.00742.3260.1210.1210.0000.0000.0000.000
142A2033TYR00.0870.04841.869-0.233-0.2330.0000.0000.0000.000
143A2034LYS10.8570.91433.9599.2749.2740.0000.0000.0000.000
144A2035PRO00.0220.01137.966-0.036-0.0360.0000.0000.0000.000
145A2036GLN00.0250.01133.113-0.304-0.3040.0000.0000.0000.000
146A2037ARG10.7910.89234.8188.2458.2450.0000.0000.0000.000
147A2038VAL0-0.017-0.01435.0440.2370.2370.0000.0000.0000.000
148A2039VAL0-0.014-0.01736.698-0.176-0.1760.0000.0000.0000.000
149A2040ILE00.0030.02033.0310.1200.1200.0000.0000.0000.000
150A2041THR00.010-0.03237.1870.0690.0690.0000.0000.0000.000
151A2042CYS0-0.039-0.00540.097-0.023-0.0230.0000.0000.0000.000
152A2043PRO00.0990.03442.3460.0510.0510.0000.0000.0000.000
153A2044GLN0-0.021-0.00943.067-0.008-0.0080.0000.0000.0000.000
154A2045ASP-1-0.772-0.87341.180-7.749-7.7490.0000.0000.0000.000
155A2046PHE00.0590.04844.617-0.038-0.0380.0000.0000.0000.000
156A2047PRO0-0.006-0.00247.2510.0610.0610.0000.0000.0000.000
157A2048HIS0-0.0140.00244.1910.1390.1390.0000.0000.0000.000
158A2049CYS0-0.062-0.03344.422-0.154-0.1540.0000.0000.0000.000
159A2050SER00.0370.01546.274-0.029-0.0290.0000.0000.0000.000
160A2051ILE0-0.004-0.00445.3750.0590.0590.0000.0000.0000.000
161A2052PRO00.017-0.00442.7180.0210.0210.0000.0000.0000.000
162A2053LEU00.0530.03544.776-0.005-0.0050.0000.0000.0000.000
163A2054ARG10.9360.97847.7006.3096.3090.0000.0000.0000.000
164A2055VAL0-0.092-0.04144.4370.0760.0760.0000.0000.0000.000
165A2056GLY00.0380.01445.583-0.117-0.1170.0000.0000.0000.000
166A2057LEU0-0.080-0.03740.078-0.123-0.1230.0000.0000.0000.000
167A2058PRO0-0.009-0.00340.1450.0770.0770.0000.0000.0000.000
168A2059LEU00.0330.02540.456-0.221-0.2210.0000.0000.0000.000
169A2060LEU0-0.016-0.00636.6110.0660.0660.0000.0000.0000.000
170A2061SER00.0800.03338.913-0.128-0.1280.0000.0000.0000.000
171A2062PRO00.0470.01034.605-0.214-0.2140.0000.0000.0000.000
172A2063GLU-1-0.765-0.83533.605-10.005-10.0050.0000.0000.0000.000
173A2064PHE00.0050.01133.112-0.194-0.1940.0000.0000.0000.000
174A2065LEU0-0.027-0.00627.887-0.241-0.2410.0000.0000.0000.000
175A2066LEU0-0.032-0.02629.310-0.411-0.4110.0000.0000.0000.000
176A2067THR0-0.017-0.02829.816-0.285-0.2850.0000.0000.0000.000
177A2068GLY00.0270.02930.860-0.161-0.1610.0000.0000.0000.000
178A2069VAL00.003-0.02224.816-0.279-0.2790.0000.0000.0000.000
179A2070LEU0-0.024-0.00126.027-0.494-0.4940.0000.0000.0000.000
180A2071LYS10.8680.93526.9489.3369.3360.0000.0000.0000.000
181A2072GLN0-0.015-0.00823.942-0.182-0.1820.0000.0000.0000.000
182A2073GLU-1-0.898-0.95927.300-9.616-9.6160.0000.0000.0000.000
183A2074ALA00.0090.00730.9180.1840.1840.0000.0000.0000.000
184A2075LYS10.8710.93532.5389.3559.3550.0000.0000.0000.000
185A2076PRO00.010-0.00836.2190.0460.0460.0000.0000.0000.000
186A2077GLU-1-0.868-0.94138.120-8.117-8.1170.0000.0000.0000.000
187A2078ALA0-0.019-0.00639.7020.1780.1780.0000.0000.0000.000
188A2079PHE0-0.026-0.01636.1360.0150.0150.0000.0000.0000.000
189A2080VAL0-0.0030.00240.469-0.077-0.0770.0000.0000.0000.000
190A2081LEU0-0.041-0.01641.4430.0950.0950.0000.0000.0000.000
191A2082SER0-0.026-0.04444.8900.0350.0350.0000.0000.0000.000
192A2083PRO0-0.047-0.04047.631-0.004-0.0040.0000.0000.0000.000
193A2084LEU0-0.079-0.05049.1940.0610.0610.0000.0000.0000.000
194A2085GLU-2-1.807-1.84751.196-12.385-12.3850.0000.0000.0000.000