FMODB

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

Last updated: 2025-07-23

All entries: 44592

Number of unique PDB entries: 7794

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FMODB ID: J2NL9

Calculation Name: 1Q2H-A-Xray540

Preferred Name:

Target Type:

Ligand Name:

Ligand 3-letter code:

Ligand of Interest (LOI):

PDB ID: 1Q2H

Chain ID: A

ChEMBL ID:

UniProt ID: O14492

Base Structure: X-ray

Registration Date: 2025-07-09

Reference: C. Watanabe, N. Tani, K. Kamisaka, T. Honma et al., Interaction energy analysis of Apo structure dataset on FMODB, To be published.

DOI:

Apendix: None


IFIE MAP

IFIE Diagram


Modeling method
Optimization MOE:Amber10:EHT
Restraint OptHSide
Protonation MOE:Protonate 3D
Complement MOE:Structure Preparation
Water No
Procedure Auto-FMO protocol ver. 2.20220422
FMO calculation
FMO method FMO2-MP2/6-31G(d)
Fragmentation Auto
Number of fragment 121
LigandResidueName
LigandFragmentNumber 0
LigandCharge
Software ABINIT-MP - Open Ver. 1 Rev. 23Q2 / 20200603(SMP)
Total energy (hartree)
FMO2-HF: Electronic energy -310081.513686
FMO2-HF: Nuclear repulsion 284875.544253
FMO2-HF: Total energy -25205.969433
FMO2-MP2: Total energy -25279.342941


3D Structure
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:21:PRO)


Summations of interaction energy for fragment #1(A:21:PRO)
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.
-0.521.422-0.02-0.733-1.1880.003
Interaction energy analysis for fragmet #1(A:21:PRO)
Snapshot

IFIE Diagram

Base fragment(s) of PIEDA/IFIE
Single fragment Multi fragments
Fragment list
Charge [e] FCHARGE : 0 / q_Mulliken : 0.017 / q_NPA : -0.025
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].
3A22ASP-1-0.881-0.8164.655-1.259-0.8480.000-0.148-0.2630.000
4A23TRP00.155-0.0623.801-0.7900.674-0.019-0.581-0.8630.003
5A23TRP0-0.0620.0995.7420.0300.0300.0000.0000.0000.000
6A24ARG00.110-0.0776.0220.3740.3740.0000.0000.0000.000
7A24ARG10.7420.9949.1330.3280.3280.0000.0000.0000.000
8A25GLN00.139-0.0877.1430.1220.1220.0000.0000.0000.000
9A25GLN0-0.1070.0866.0910.1730.1730.0000.0000.0000.000
10A26PHE00.078-0.0755.7820.4200.4200.0000.0000.0000.000
11A26PHE0-0.0800.0864.719-0.183-0.116-0.001-0.004-0.0620.000
12A27CYS00.139-0.1026.6870.2110.2110.0000.0000.0000.000
13A27CYS0-0.1160.0918.7000.0320.0320.0000.0000.0000.000
14A28GLU00.000-0.11810.1810.0910.0910.0000.0000.0000.000
15A28GLU-1-0.892-0.79211.128-0.289-0.2890.0000.0000.0000.000
16A29LEU00.078-0.10810.1160.0720.0720.0000.0000.0000.000
17A29LEU0-0.0690.1137.9050.0160.0160.0000.0000.0000.000
18A30HIS00.088-0.08610.7720.0850.0850.0000.0000.0000.000
19A30HIS0-0.1390.0587.9670.0640.0640.0000.0000.0000.000
20A31ALA00.128-0.08612.4140.0480.0480.0000.0000.0000.000
21A31ALA0-0.0760.10714.759-0.004-0.0040.0000.0000.0000.000
22A32GLN00.057-0.10514.5320.0260.0260.0000.0000.0000.000
23A32GLN0-0.1100.08314.8060.0230.0230.0000.0000.0000.000
24A33ALA00.085-0.09614.9130.0310.0310.0000.0000.0000.000
25A33ALA0-0.0650.10914.627-0.001-0.0010.0000.0000.0000.000
26A34ALA00.079-0.11416.4420.0310.0310.0000.0000.0000.000
27A34ALA0-0.0810.10917.422-0.006-0.0060.0000.0000.0000.000
28A35ALA00.099-0.10018.5670.0150.0150.0000.0000.0000.000
29A35ALA0-0.0870.10319.763-0.001-0.0010.0000.0000.0000.000
30A36VAL00.044-0.11919.7820.0100.0100.0000.0000.0000.000
31A36VAL0-0.1070.10019.5960.0030.0030.0000.0000.0000.000
32A37ASP00.079-0.08720.7830.0150.0150.0000.0000.0000.000
33A37ASP-1-0.888-0.81021.027-0.084-0.0840.0000.0000.0000.000
34A38PHE00.085-0.10322.5730.0130.0130.0000.0000.0000.000
35A38PHE0-0.0470.10723.695-0.002-0.0020.0000.0000.0000.000
36A39ALA00.111-0.08524.2440.0030.0030.0000.0000.0000.000
37A39ALA0-0.0570.11624.9720.0010.0010.0000.0000.0000.000
38A40HIS00.080-0.07525.5830.0060.0060.0000.0000.0000.000
39A40HIS0-0.0970.07723.9930.0010.0010.0000.0000.0000.000
40A41LYS00.013-0.11927.0030.0080.0080.0000.0000.0000.000
41A41LYS10.7911.00424.3660.0780.0780.0000.0000.0000.000
42A42PHE00.121-0.06028.5080.0040.0040.0000.0000.0000.000
43A42PHE0-0.1050.08928.867-0.002-0.0020.0000.0000.0000.000
44A43CYS00.113-0.11330.1500.0010.0010.0000.0000.0000.000
45A43CYS0-0.1500.07729.6370.0020.0020.0000.0000.0000.000
46A44ARG00.107-0.06131.5420.0040.0040.0000.0000.0000.000
47A44ARG10.8511.04929.3640.0340.0340.0000.0000.0000.000
48A45PHE00.114-0.08432.8530.0050.0050.0000.0000.0000.000
49A45PHE0-0.1080.08133.151-0.001-0.0010.0000.0000.0000.000
50A46LEU00.055-0.11434.5520.0010.0010.0000.0000.0000.000
51A46LEU0-0.0810.12234.184-0.001-0.0010.0000.0000.0000.000
52A47ARG00.073-0.08136.1750.0020.0020.0000.0000.0000.000
53A47ARG10.8351.03236.0610.0210.0210.0000.0000.0000.000
54A48ASP00.065-0.09737.5610.0030.0030.0000.0000.0000.000
55A48ASP-1-1.031-0.86337.062-0.034-0.0340.0000.0000.0000.000
56A49ASN0-0.033-0.11238.9400.0020.0020.0000.0000.0000.000
57A49ASN0-0.1420.04637.8970.0000.0000.0000.0000.0000.000
58A50PRO00.119-0.06440.097-0.003-0.0030.0000.0000.0000.000
59A51ALA00.0930.02241.5130.0000.0000.0000.0000.0000.000
60A51ALA0-0.0870.08643.6270.0000.0000.0000.0000.0000.000
61A52TYR00.003-0.10738.9110.0000.0000.0000.0000.0000.000
62A52TYR0-0.0840.05737.968-0.001-0.0010.0000.0000.0000.000
63A53ASP00.104-0.11937.867-0.005-0.0050.0000.0000.0000.000
64A53ASP-1-0.996-0.83537.473-0.040-0.0400.0000.0000.0000.000
65A54THR0-0.002-0.10338.3440.0040.0040.0000.0000.0000.000
66A54THR0-0.0280.07439.421-0.001-0.0010.0000.0000.0000.000
67A55PRO00.002-0.10837.819-0.002-0.0020.0000.0000.0000.000
68A56ASP00.0950.00036.937-0.002-0.0020.0000.0000.0000.000
69A56ASP-1-0.959-0.82637.830-0.055-0.0550.0000.0000.0000.000
70A57ALA00.074-0.11535.221-0.008-0.0080.0000.0000.0000.000
71A57ALA0-0.0600.15035.3060.0010.0010.0000.0000.0000.000
72A58GLY00.070-0.08931.547-0.005-0.0050.0000.0000.0000.000
73A59ALA00.1010.02330.337-0.009-0.0090.0000.0000.0000.000
74A59ALA0-0.0560.11132.4570.0000.0000.0000.0000.0000.000
75A60SER0-0.026-0.11430.866-0.011-0.0110.0000.0000.0000.000
76A60SER0-0.0460.06134.5170.0010.0010.0000.0000.0000.000
77A61PHE00.082-0.08731.006-0.007-0.0070.0000.0000.0000.000
78A61PHE0-0.1040.08930.3890.0000.0000.0000.0000.0000.000
79A62SER00.062-0.07926.985-0.007-0.0070.0000.0000.0000.000
80A62SER0-0.0610.04926.199-0.002-0.0020.0000.0000.0000.000
81A63ARG00.047-0.09626.292-0.015-0.0150.0000.0000.0000.000
82A63ARG10.8881.06427.9990.1260.1260.0000.0000.0000.000
83A64HIS00.104-0.06427.714-0.013-0.0130.0000.0000.0000.000
84A64HIS0-0.0580.09930.3410.0020.0020.0000.0000.0000.000
85A65PHE00.120-0.08126.259-0.006-0.0060.0000.0000.0000.000
86A65PHE0-0.1150.07121.7030.0010.0010.0000.0000.0000.000
87A66ALA00.104-0.09623.098-0.011-0.0110.0000.0000.0000.000
88A66ALA0-0.1120.08823.2350.0000.0000.0000.0000.0000.000
89A67ALA00.064-0.10523.357-0.025-0.0250.0000.0000.0000.000
90A67ALA0-0.0700.10127.3160.0030.0030.0000.0000.0000.000
91A68ASN00.172-0.05725.257-0.012-0.0120.0000.0000.0000.000
92A68ASN0-0.1620.05926.2500.0120.0120.0000.0000.0000.000
93A69PHE00.093-0.06622.018-0.001-0.0010.0000.0000.0000.000
94A69PHE0-0.1210.06517.048-0.001-0.0010.0000.0000.0000.000
95A70LEU00.044-0.11220.358-0.018-0.0180.0000.0000.0000.000
96A70LEU0-0.0890.09018.936-0.005-0.0050.0000.0000.0000.000
97A71ASP00.097-0.09321.422-0.029-0.0290.0000.0000.0000.000
98A71ASP-1-1.008-0.85425.681-0.183-0.1830.0000.0000.0000.000
99A72VAL00.145-0.08423.544-0.009-0.0090.0000.0000.0000.000
100A72VAL0-0.1160.09222.5190.0030.0030.0000.0000.0000.000
101A73PHE00.065-0.08818.8820.0030.0030.0000.0000.0000.000
102A73PHE0-0.1170.07113.869-0.014-0.0140.0000.0000.0000.000
103A74GLY0-0.017-0.11919.306-0.022-0.0220.0000.0000.0000.000
104A75GLU00.018-0.05820.565-0.019-0.0190.0000.0000.0000.000
105A75GLU-1-0.974-0.84024.179-0.170-0.1700.0000.0000.0000.000
106A76GLU00.123-0.08521.1070.0070.0070.0000.0000.0000.000
107A76GLU-1-0.927-0.79520.164-0.197-0.1970.0000.0000.0000.000
108A77VAL00.110-0.09617.5960.0110.0110.0000.0000.0000.000
109A77VAL0-0.1230.09015.913-0.010-0.0100.0000.0000.0000.000
110A78ARG00.079-0.09518.511-0.012-0.0120.0000.0000.0000.000
111A78ARG10.8431.04421.0620.2630.2630.0000.0000.0000.000
112A79ARG00.064-0.09221.2950.0030.0030.0000.0000.0000.000
113A79ARG10.8191.02023.0700.1740.1740.0000.0000.0000.000
114A80VAL00.037-0.10119.3510.0240.0240.0000.0000.0000.000
115A80VAL0-0.0790.10017.636-0.003-0.0030.0000.0000.0000.000
116A81LEU00.058-0.09719.1930.0080.0080.0000.0000.0000.000
117A81LEU0-0.1050.07415.912-0.008-0.0080.0000.0000.0000.000
118A82VAL00.059-0.09319.8570.0020.0020.0000.0000.0000.000
119A82VAL0-0.1330.08324.2630.0020.0020.0000.0000.0000.000
120A83ALA0-0.161-0.17222.4180.0160.0160.0000.0000.0000.000
121A83ALA00.0700.04223.4320.0030.0030.0000.0000.0000.000