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: 2M2MR

Calculation Name: 1QNA-A-Xray547

Preferred Name:

Target Type:

Ligand Name:

Ligand 3-letter code:

Ligand of Interest (LOI):

Structure Source: PDB

PDB ID: 1QNA

Chain ID: A

ChEMBL ID:

UniProt ID: P28147

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 182
LigandResidueName
LigandFragmentNumber 0
LigandCharge
Software ABINIT-MP - Open Ver. 1 Rev. 23 (BINDS Ver. 1) / 20230922
Total energy (hartree)
FMO2-HF: Electronic energy -1820416.860962
FMO2-HF: Nuclear repulsion 1748927.348351
FMO2-HF: Total energy -71489.51261
FMO2-MP2: Total energy -71697.511369


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:17:HIS)


Summations of interaction energy for fragment #1(A:17:HIS)
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.
105.193118.58915.244-10.197-18.442-0.08
Interaction energy analysis for fragmet #1(A:17:HIS)
Snapshot

IFIE Diagram

Base fragment(s) of PIEDA/IFIE
Single fragment Multi fragments
Fragment list
Charge [e] FCHARGE : 1 / q_Mulliken : 0.805 / q_NPA : 0.889
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].
3A19SER00.001-0.0162.8097.19310.1510.054-1.311-1.700-0.005
4A20GLY00.0070.0143.6277.6388.1470.004-0.210-0.3030.000
5A21ILE0-0.043-0.0193.2365.5656.0740.022-0.153-0.378-0.001
6A22VAL00.011-0.0042.617-17.598-12.7862.670-2.294-5.187-0.008
7A23PRO0-0.070-0.0312.8794.8505.4780.169-0.072-0.7250.000
166A182TYR0-0.003-0.0072.427-10.784-8.1885.138-2.060-5.675-0.019
167A183LYS10.8520.9194.45424.31724.529-0.001-0.027-0.1830.000
169A185PHE00.010-0.0023.4933.1553.4750.003-0.052-0.2710.000
170A186GLU-1-0.769-0.8752.183-81.643-80.7917.185-4.018-4.020-0.047
8A24THR00.0160.0235.750-0.351-0.3510.0000.0000.0000.000
9A25LEU00.013-0.0057.1161.1941.1940.0000.0000.0000.000
10A26GLN0-0.011-0.01510.0112.3962.3960.0000.0000.0000.000
11A27ASN00.0200.00513.6821.5571.5570.0000.0000.0000.000
12A28ILE0-0.0150.02411.720-0.735-0.7350.0000.0000.0000.000
13A29VAL00.0070.00515.6990.9460.9460.0000.0000.0000.000
14A30SER0-0.003-0.01718.070-0.299-0.2990.0000.0000.0000.000
15A31THR00.0010.00320.0290.4880.4880.0000.0000.0000.000
16A32VAL0-0.005-0.00223.253-0.337-0.3370.0000.0000.0000.000
17A33ASN0-0.011-0.01325.9330.3910.3910.0000.0000.0000.000
18A34LEU00.0230.00629.518-0.068-0.0680.0000.0000.0000.000
19A35ASP-1-0.895-0.95231.804-8.407-8.4070.0000.0000.0000.000
20A36CYS00.0060.02134.3040.1570.1570.0000.0000.0000.000
21A37LYS10.8620.92636.7637.7577.7570.0000.0000.0000.000
22A38LEU0-0.023-0.01134.4160.0060.0060.0000.0000.0000.000
23A39ASP-1-0.784-0.87838.949-6.850-6.8500.0000.0000.0000.000
24A40LEU0-0.005-0.01836.133-0.061-0.0610.0000.0000.0000.000
25A41LYS10.9040.96339.5966.9296.9290.0000.0000.0000.000
26A42ALA00.0820.03842.7160.0120.0120.0000.0000.0000.000
27A43ILE0-0.019-0.01336.284-0.059-0.0590.0000.0000.0000.000
28A44ALA0-0.058-0.04038.945-0.046-0.0460.0000.0000.0000.000
29A45LEU00.0100.02239.8930.0120.0120.0000.0000.0000.000
30A46GLN00.0030.01541.2840.0940.0940.0000.0000.0000.000
31A47ALA0-0.010-0.00436.448-0.036-0.0360.0000.0000.0000.000
32A48ARG10.8740.92037.5947.2657.2650.0000.0000.0000.000
33A49ASN0-0.050-0.02631.6770.2110.2110.0000.0000.0000.000
34A50ALA00.006-0.01033.282-0.318-0.3180.0000.0000.0000.000
35A51GLU-1-0.811-0.88633.545-8.520-8.5200.0000.0000.0000.000
36A52TYR00.020-0.01835.801-0.078-0.0780.0000.0000.0000.000
37A53ASN00.0430.01938.2760.2940.2940.0000.0000.0000.000
38A54PRO00.0290.01839.348-0.139-0.1390.0000.0000.0000.000
39A55LYS10.9530.97840.8716.4956.4950.0000.0000.0000.000
40A56ARG10.9470.98833.9838.3508.3500.0000.0000.0000.000
41A57PHE00.012-0.01230.735-0.237-0.2370.0000.0000.0000.000
42A58ALA00.0260.01535.3670.1500.1500.0000.0000.0000.000
43A59ALA0-0.034-0.01532.5570.0080.0080.0000.0000.0000.000
44A60VAL0-0.0030.00733.7550.1120.1120.0000.0000.0000.000
45A61ILE0-0.0210.00330.012-0.329-0.3290.0000.0000.0000.000
46A62MET0-0.0040.00730.4030.1810.1810.0000.0000.0000.000
47A63ARG10.8730.92428.2339.2019.2010.0000.0000.0000.000
48A64ILE0-0.0140.00624.9590.3880.3880.0000.0000.0000.000
49A65ARG10.9740.98226.4209.6309.6300.0000.0000.0000.000
50A66GLU-1-0.844-0.90823.237-12.287-12.2870.0000.0000.0000.000
51A67PRO0-0.001-0.00819.9000.3630.3630.0000.0000.0000.000
52A68LYS11.0071.01621.90311.86211.8620.0000.0000.0000.000
53A69THR0-0.031-0.01520.933-0.359-0.3590.0000.0000.0000.000
54A70THR0-0.054-0.02723.3720.6000.6000.0000.0000.0000.000
55A71ALA00.0030.02024.700-0.449-0.4490.0000.0000.0000.000
56A72LEU0-0.0120.00226.9920.3230.3230.0000.0000.0000.000
57A73ILE00.0470.01229.252-0.201-0.2010.0000.0000.0000.000
58A74PHE00.0360.01329.3820.2440.2440.0000.0000.0000.000
59A75ALA00.0850.04134.095-0.015-0.0150.0000.0000.0000.000
60A76SER00.0030.00133.9050.0770.0770.0000.0000.0000.000
61A77GLY00.0710.05134.2890.0360.0360.0000.0000.0000.000
62A78LYS10.8760.94629.7029.2169.2160.0000.0000.0000.000
63A79MET00.0030.01026.4580.2590.2590.0000.0000.0000.000
64A80VAL0-0.0060.00123.611-0.348-0.3480.0000.0000.0000.000
65A81CYS0-0.071-0.03121.8360.3830.3830.0000.0000.0000.000
66A82THR00.002-0.01320.386-0.488-0.4880.0000.0000.0000.000
67A83GLY00.0570.01719.5640.4630.4630.0000.0000.0000.000
68A84ALA0-0.0070.00817.354-0.235-0.2350.0000.0000.0000.000
69A85LYS10.8810.91713.73016.23216.2320.0000.0000.0000.000
70A86SER00.0600.03112.197-1.044-1.0440.0000.0000.0000.000
71A87GLU-1-0.730-0.8429.938-22.143-22.1430.0000.0000.0000.000
72A88ASP-1-0.871-0.92614.232-16.383-16.3830.0000.0000.0000.000
73A89PHE0-0.005-0.02115.6591.1211.1210.0000.0000.0000.000
74A90SER00.0300.02317.0111.0811.0810.0000.0000.0000.000
75A91LYS10.9751.00018.49514.36614.3660.0000.0000.0000.000
76A92MET0-0.016-0.01220.0250.5480.5480.0000.0000.0000.000
77A93ALA0-0.0010.00621.5990.6210.6210.0000.0000.0000.000
78A94ALA00.0100.00722.7810.5500.5500.0000.0000.0000.000
79A95ARG10.9610.97224.05711.65211.6520.0000.0000.0000.000
80A96LYS10.8720.93825.46011.42611.4260.0000.0000.0000.000
81A97TYR00.032-0.01124.8740.5210.5210.0000.0000.0000.000
82A98ALA00.0210.01028.6660.3240.3240.0000.0000.0000.000
83A99ARG10.9710.98730.3819.2639.2630.0000.0000.0000.000
84A100ILE0-0.039-0.01731.2050.2720.2720.0000.0000.0000.000
85A101VAL00.0200.00533.2210.2430.2430.0000.0000.0000.000
86A102GLN0-0.044-0.03433.2290.1600.1600.0000.0000.0000.000
87A103LYS10.9110.95135.9278.1568.1560.0000.0000.0000.000
88A104LEU0-0.028-0.00137.3650.1370.1370.0000.0000.0000.000
89A105GLY00.0370.03439.9190.1360.1360.0000.0000.0000.000
90A106PHE00.0290.01437.8260.0790.0790.0000.0000.0000.000
91A107PRO00.0560.03238.188-0.185-0.1850.0000.0000.0000.000
92A108ALA0-0.010-0.01633.497-0.098-0.0980.0000.0000.0000.000
93A109LYS10.8700.93432.2168.1048.1040.0000.0000.0000.000
94A110PHE0-0.051-0.04723.387-0.212-0.2120.0000.0000.0000.000
95A111LYS10.8860.94427.4129.3349.3340.0000.0000.0000.000
96A112ASP-1-0.809-0.90225.562-10.270-10.2700.0000.0000.0000.000
97A113PHE0-0.012-0.00418.304-0.172-0.1720.0000.0000.0000.000
98A114LYS10.9680.98719.58112.90412.9040.0000.0000.0000.000
99A115ILE00.0210.01014.0560.4850.4850.0000.0000.0000.000
100A116GLN0-0.028-0.03917.343-0.338-0.3380.0000.0000.0000.000
101A117ASN0-0.019-0.01215.916-0.313-0.3130.0000.0000.0000.000
102A118ILE0-0.0070.0219.6310.5210.5210.0000.0000.0000.000
103A119VAL00.0040.00612.860-0.132-0.1320.0000.0000.0000.000
104A120GLY00.0330.0059.481-0.280-0.2800.0000.0000.0000.000
105A121SER0-0.022-0.00510.0470.8540.8540.0000.0000.0000.000
106A122CYS0-0.027-0.0066.971-1.267-1.2670.0000.0000.0000.000
107A123ASP-1-0.813-0.9049.233-17.447-17.4470.0000.0000.0000.000
108A124VAL00.0100.0028.948-1.634-1.6340.0000.0000.0000.000
109A125LYS10.9060.96411.04021.63821.6380.0000.0000.0000.000
110A126PHE00.0260.01611.9521.1011.1010.0000.0000.0000.000
111A127PRO00.0250.02016.217-0.509-0.5090.0000.0000.0000.000
112A128ILE0-0.001-0.00315.044-0.265-0.2650.0000.0000.0000.000
113A129ARG10.9020.94619.16214.21414.2140.0000.0000.0000.000
114A130LEU0-0.034-0.01518.842-0.075-0.0750.0000.0000.0000.000
115A131GLU-1-0.860-0.92221.844-10.884-10.8840.0000.0000.0000.000
116A132GLY00.0360.02324.3970.1010.1010.0000.0000.0000.000
117A133LEU0-0.0230.01116.556-0.183-0.1830.0000.0000.0000.000
118A134ALA00.020-0.01521.160-0.204-0.2040.0000.0000.0000.000
119A135TYR00.0120.01022.9460.0550.0550.0000.0000.0000.000
120A136SER00.001-0.01521.980-0.109-0.1090.0000.0000.0000.000
121A137HIS10.8200.91517.96315.44215.4420.0000.0000.0000.000
122A138ALA00.1190.07421.984-0.307-0.3070.0000.0000.0000.000
123A139ALA00.0080.00823.8740.0340.0340.0000.0000.0000.000
124A140PHE0-0.081-0.04919.119-0.272-0.2720.0000.0000.0000.000
125A141SER0-0.015-0.00520.557-0.715-0.7150.0000.0000.0000.000
126A142SER0-0.019-0.01121.9840.5250.5250.0000.0000.0000.000
127A143TYR0-0.013-0.02622.862-0.609-0.6090.0000.0000.0000.000
128A144GLU-1-0.814-0.88424.883-10.200-10.2000.0000.0000.0000.000
129A145PRO0-0.023-0.01326.727-0.012-0.0120.0000.0000.0000.000
130A146GLU-1-0.925-0.95727.720-9.017-9.0170.0000.0000.0000.000
131A147LEU0-0.051-0.00828.3500.1730.1730.0000.0000.0000.000
132A148PHE0-0.049-0.05420.491-0.358-0.3580.0000.0000.0000.000
133A149PRO00.0380.01823.509-0.249-0.2490.0000.0000.0000.000
134A150GLY0-0.033-0.00520.302-0.375-0.3750.0000.0000.0000.000
135A151LEU0-0.027-0.00918.5010.3980.3980.0000.0000.0000.000
136A152ILE0-0.013-0.01718.373-0.959-0.9590.0000.0000.0000.000
137A153TYR00.0550.01415.6230.4640.4640.0000.0000.0000.000
138A154ARG10.9210.95316.39112.24012.2400.0000.0000.0000.000
139A155MET0-0.0070.01411.7120.1570.1570.0000.0000.0000.000
140A156LYS10.9150.94916.24314.32014.3200.0000.0000.0000.000
141A157VAL00.0210.03014.7440.3340.3340.0000.0000.0000.000
142A158PRO00.0440.02510.755-0.954-0.9540.0000.0000.0000.000
143A159LYS10.9670.97914.09514.75914.7590.0000.0000.0000.000
144A160ILE0-0.044-0.01311.2370.1530.1530.0000.0000.0000.000
145A161VAL0-0.015-0.01014.6000.6000.6000.0000.0000.0000.000
146A162LEU0-0.010-0.01110.512-0.850-0.8500.0000.0000.0000.000
147A163LEU0-0.042-0.00714.2531.1751.1750.0000.0000.0000.000
148A164ILE00.0340.01714.121-1.035-1.0350.0000.0000.0000.000
149A165PHE00.0440.01616.0841.0671.0670.0000.0000.0000.000
150A166VAL00.0420.01317.781-0.598-0.5980.0000.0000.0000.000
151A167SER00.0110.00418.409-0.198-0.1980.0000.0000.0000.000
152A168GLY00.0730.05815.069-0.198-0.1980.0000.0000.0000.000
153A169LYS10.8380.90913.20615.68415.6840.0000.0000.0000.000
154A170ILE00.0070.00310.5430.7490.7490.0000.0000.0000.000
155A171VAL0-0.021-0.01411.963-0.668-0.6680.0000.0000.0000.000
156A172ILE00.0070.0077.7200.0620.0620.0000.0000.0000.000
157A173THR00.0400.00911.8630.1910.1910.0000.0000.0000.000
158A174GLY00.0000.00213.961-0.050-0.0500.0000.0000.0000.000
159A175ALA00.0010.01910.7950.5520.5520.0000.0000.0000.000
160A176LYS10.8220.89712.75416.46116.4610.0000.0000.0000.000
161A177MET00.0190.00310.4750.4920.4920.0000.0000.0000.000
162A178ARG10.8850.9025.60428.48828.4880.0000.0000.0000.000
163A179ASP-1-0.816-0.9135.225-39.870-39.8700.0000.0000.0000.000
164A180GLU-1-0.839-0.9166.286-22.844-22.8440.0000.0000.0000.000
165A181THR0-0.005-0.0136.3331.1381.1380.0000.0000.0000.000
168A184ALA00.022-0.0097.3811.2851.2850.0000.0000.0000.000
171A187ASN0-0.022-0.0025.8364.6594.6590.0000.0000.0000.000
172A188ILE00.0160.0159.4222.0282.0280.0000.0000.0000.000
173A189TYR00.0440.0277.5221.5051.5050.0000.0000.0000.000
174A190PRO00.0420.0239.0451.6401.6400.0000.0000.0000.000
175A191VAL00.0420.01911.8151.6991.6990.0000.0000.0000.000
176A192LEU0-0.049-0.03910.6501.2781.2780.0000.0000.0000.000
177A193SER0-0.011-0.02111.9040.8990.8990.0000.0000.0000.000
178A194GLU-1-0.935-0.95314.560-15.259-15.2590.0000.0000.0000.000
179A195PHE0-0.052-0.03617.3741.2421.2420.0000.0000.0000.000
180A196ARG10.9821.00616.17316.53216.5320.0000.0000.0000.000
181A197LYS10.8360.91418.49413.43413.4340.0000.0000.0000.000
182A198ILE-1-0.878-0.92921.257-12.612-12.6120.0000.0000.0000.000