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: 4LK8N

Calculation Name: 2I15-A-Xray540

Preferred Name:

Target Type:

Ligand Name:

Ligand 3-letter code:

Ligand of Interest (LOI):

Structure Source: PDB

PDB ID: 2I15

Chain ID: A

ChEMBL ID:

UniProt ID: P75364

Base Structure: X-ray

Registration Date: 2025-07-08

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
Remarks
FMO calculation
FMO method FMO2-MP2/6-31G(d)
Fragmentation Auto
Number of fragment 236
LigandResidueName
LigandFragmentNumber 0
LigandCharge
Software ABINIT-MP - Open Ver. 1 Rev. 23Q2 / 20200603(SMP)
Total energy (hartree)
FMO2-HF: Electronic energy -911878.893628
FMO2-HF: Nuclear repulsion 861826.709591
FMO2-HF: Total energy -50052.184037
FMO2-MP2: Total energy -50196.874768


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:1:MET)


Summations of interaction energy for fragment #1(A:1:MET)
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.
0.9763.8550.005-1.449-1.4350.008
Interaction energy analysis for fragmet #1(A:1:MET)
Snapshot

IFIE Diagram

Base fragment(s) of PIEDA/IFIE
Single fragment Multi fragments
Fragment list
Charge [e] FCHARGE : 0 / q_Mulliken : 0.170 / q_NPA : 0.059
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].
4A2LYS10.8901.0763.4240.5351.1430.021-0.267-0.3620.001
5A3PRO00.091-0.0853.806-1.6240.602-0.013-1.177-1.0360.007
6A4GLN00.1720.0576.1120.1960.1960.0000.0000.0000.000
7A4GLN0-0.0840.1049.180-0.013-0.0130.0000.0000.0000.000
8A5LEU00.126-0.0966.3810.1920.1920.0000.0000.0000.000
9A5LEU0-0.1080.0895.2340.0250.0250.0000.0000.0000.000
10A6LEU00.079-0.0765.7210.5430.563-0.002-0.001-0.0170.000
11A6LEU0-0.1240.0695.046-0.316-0.291-0.001-0.004-0.0200.000
12A7ALA00.149-0.0846.4800.3250.3250.0000.0000.0000.000
13A7ALA0-0.0740.10410.3010.0120.0120.0000.0000.0000.000
14A8LEU00.124-0.07510.0850.1340.1340.0000.0000.0000.000
15A8LEU0-0.0940.10510.979-0.004-0.0040.0000.0000.0000.000
16A9LYS00.147-0.0789.6010.1570.1570.0000.0000.0000.000
17A9LYS10.7701.0178.2240.7360.7360.0000.0000.0000.000
18A10GLN00.052-0.10210.3330.1540.1540.0000.0000.0000.000
19A10GLN0-0.0800.09710.247-0.015-0.0150.0000.0000.0000.000
20A11PHE00.070-0.05211.9100.0870.0870.0000.0000.0000.000
21A11PHE0-0.0800.08314.471-0.008-0.0080.0000.0000.0000.000
22A12VAL00.144-0.08414.6900.0380.0380.0000.0000.0000.000
23A12VAL0-0.0510.10814.1410.0050.0050.0000.0000.0000.000
24A13GLN00.082-0.07214.4010.0700.0700.0000.0000.0000.000
25A13GLN0-0.1440.04512.674-0.073-0.0730.0000.0000.0000.000
26A14THR00.067-0.08415.6790.0510.0510.0000.0000.0000.000
27A14THR0-0.0720.02115.435-0.010-0.0100.0000.0000.0000.000
28A15GLU00.063-0.08717.6600.0300.0300.0000.0000.0000.000
29A15GLU-1-0.930-0.81819.167-0.240-0.2400.0000.0000.0000.000
30A16PHE00.060-0.10019.1940.0210.0210.0000.0000.0000.000
31A16PHE0-0.1280.06918.9720.0100.0100.0000.0000.0000.000
32A17GLU00.047-0.11420.0220.0290.0290.0000.0000.0000.000
33A17GLU-1-0.966-0.84717.327-0.252-0.2520.0000.0000.0000.000
34A18LYS00.022-0.05721.6090.0180.0180.0000.0000.0000.000
35A18LYS10.7110.97521.4560.2200.2200.0000.0000.0000.000
36A19VAL00.087-0.09423.9610.0000.0000.0000.0000.0000.000
37A19VAL0-0.0800.09224.0510.0020.0020.0000.0000.0000.000
38A20ASP00.104-0.10226.0870.0010.0010.0000.0000.0000.000
39A20ASP-1-0.911-0.79530.357-0.062-0.0620.0000.0000.0000.000
40A21PHE00.132-0.06226.4670.0000.0000.0000.0000.0000.000
41A21PHE0-0.0960.07324.5840.0030.0030.0000.0000.0000.000
42A22GLU00.145-0.09527.3480.0030.0030.0000.0000.0000.000
43A22GLU-1-0.912-0.76531.479-0.020-0.0200.0000.0000.0000.000
44A23THR00.000-0.10330.6180.0080.0080.0000.0000.0000.000
45A23THR0-0.0740.03230.8340.0000.0000.0000.0000.0000.000
46A24PHE00.081-0.08526.6530.0050.0050.0000.0000.0000.000
47A24PHE0-0.0820.09322.697-0.003-0.0030.0000.0000.0000.000
48A25ARG00.076-0.09927.5500.0020.0020.0000.0000.0000.000
49A25ARG10.7460.97928.0020.0110.0110.0000.0000.0000.000
50A26GLN00.047-0.12128.4500.0080.0080.0000.0000.0000.000
51A26GLN0-0.0280.08832.7550.0000.0000.0000.0000.0000.000
52A27ASN00.131-0.00730.4430.0070.0070.0000.0000.0000.000
53A27ASN0-0.0680.08229.5440.0050.0050.0000.0000.0000.000
54A28PHE00.155-0.04126.7650.0010.0010.0000.0000.0000.000
55A28PHE0-0.1120.07423.4160.0000.0000.0000.0000.0000.000
56A29ASN00.081-0.08427.9300.0050.0050.0000.0000.0000.000
57A29ASN0-0.1330.04129.1460.0010.0010.0000.0000.0000.000
58A30ARG00.127-0.02630.4360.0070.0070.0000.0000.0000.000
59A30ARG10.7690.98932.8990.0300.0300.0000.0000.0000.000
60A31CYS00.114-0.09929.4100.0040.0040.0000.0000.0000.000
61A31CYS0-0.1490.06828.686-0.004-0.0040.0000.0000.0000.000
62A32LEU00.120-0.05028.9400.0010.0010.0000.0000.0000.000
63A32LEU0-0.1190.05526.1400.0020.0020.0000.0000.0000.000
64A33GLU00.091-0.11529.5720.0060.0060.0000.0000.0000.000
65A33GLU-1-1.068-0.88033.7910.0000.0000.0000.0000.0000.000
66A34ARG00.077-0.07632.7960.0050.0050.0000.0000.0000.000
67A34ARG10.6880.99432.9920.0230.0230.0000.0000.0000.000
68A35GLU00.187-0.08329.7970.0000.0000.0000.0000.0000.000
69A35GLU-1-1.005-0.85827.789-0.002-0.0020.0000.0000.0000.000
70A36GLN0-0.049-0.11331.3180.0030.0030.0000.0000.0000.000
71A36GLN0-0.1450.04528.9720.0090.0090.0000.0000.0000.000
72A37SER00.064-0.11032.4770.0060.0060.0000.0000.0000.000
73A37SER0-0.0100.08835.806-0.001-0.0010.0000.0000.0000.000
74A38THR0-0.139-0.07835.3010.0000.0000.0000.0000.0000.000
75A38THR0-0.0620.06334.1200.0030.0030.0000.0000.0000.000
76A39LEU00.183-0.09536.5520.0030.0030.0000.0000.0000.000
77A39LEU0-0.0980.08440.2590.0000.0000.0000.0000.0000.000
78A40LEU00.107-0.07139.1080.0000.0000.0000.0000.0000.000
79A40LEU0-0.1190.09839.8620.0000.0000.0000.0000.0000.000
80A41ILE00.200-0.07035.949-0.004-0.0040.0000.0000.0000.000
81A41ILE0-0.1090.09833.1430.0010.0010.0000.0000.0000.000
82A42TYR0-0.055-0.11335.886-0.003-0.0030.0000.0000.0000.000
83A42TYR0-0.0830.05938.4090.0010.0010.0000.0000.0000.000
84A43GLU00.139-0.07838.180-0.003-0.0030.0000.0000.0000.000
85A43GLU-1-1.022-0.89039.611-0.022-0.0220.0000.0000.0000.000
86A44ASP00.023-0.10534.972-0.005-0.0050.0000.0000.0000.000
87A44ASP-1-0.907-0.80333.986-0.006-0.0060.0000.0000.0000.000
88A45ASP00.019-0.08532.4580.0000.0000.0000.0000.0000.000
89A45ASP-1-1.061-0.92131.179-0.053-0.0530.0000.0000.0000.000
90A46ASP00.177-0.08630.0250.0020.0020.0000.0000.0000.000
91A46ASP-1-0.947-0.84130.9080.0010.0010.0000.0000.0000.000
92A47TYR00.028-0.07628.774-0.006-0.0060.0000.0000.0000.000
93A47TYR0-0.178-0.00629.4750.0000.0000.0000.0000.0000.000
94A48ASP00.066-0.12725.645-0.011-0.0110.0000.0000.0000.000
95A48ASP-1-1.010-0.83925.135-0.048-0.0480.0000.0000.0000.000
96A49ASP00.022-0.13123.960-0.002-0.0020.0000.0000.0000.000
97A49ASP-1-0.854-0.79926.2700.0130.0130.0000.0000.0000.000
98A50GLN00.122-0.04822.944-0.010-0.0100.0000.0000.0000.000
99A50GLN0-0.1160.07021.975-0.002-0.0020.0000.0000.0000.000
100A51SER00.144-0.05223.9660.0030.0030.0000.0000.0000.000
101A51SER0-0.0760.04425.0190.0030.0030.0000.0000.0000.000
102A52PHE00.049-0.09025.443-0.006-0.0060.0000.0000.0000.000
103A52PHE0-0.1180.06125.5560.0020.0020.0000.0000.0000.000
104A53PHE00.056-0.10026.8160.0010.0010.0000.0000.0000.000
105A53PHE0-0.0460.08627.2200.0050.0050.0000.0000.0000.000
106A54LEU00.231-0.06128.2620.0020.0020.0000.0000.0000.000
107A54LEU0-0.1150.12228.6440.0000.0000.0000.0000.0000.000
108A55LYS00.098-0.04929.918-0.003-0.0030.0000.0000.0000.000
109A55LYS10.7450.99129.436-0.030-0.0300.0000.0000.0000.000
110A56PRO0-0.109-0.17331.030-0.002-0.0020.0000.0000.0000.000
111A57MET00.1660.04832.7920.0010.0010.0000.0000.0000.000
112A57MET0-0.0320.13432.3970.0010.0010.0000.0000.0000.000
113A58LEU00.127-0.05534.230-0.001-0.0010.0000.0000.0000.000
114A58LEU0-0.1530.07934.3570.0000.0000.0000.0000.0000.000
115A59SER00.007-0.11636.108-0.002-0.0020.0000.0000.0000.000
116A59SER0-0.0600.04936.7330.0000.0000.0000.0000.0000.000
117A60ASP00.017-0.09137.256-0.002-0.0020.0000.0000.0000.000
118A60ASP-1-1.007-0.86836.7510.0330.0330.0000.0000.0000.000
119A61ALA00.116-0.12538.2190.0010.0010.0000.0000.0000.000
120A61ALA0-0.0110.13638.3370.0000.0000.0000.0000.0000.000
121A62PHE00.058-0.11139.994-0.002-0.0020.0000.0000.0000.000
122A62PHE0-0.1180.06240.006-0.001-0.0010.0000.0000.0000.000
123A63PHE00.058-0.08542.151-0.002-0.0020.0000.0000.0000.000
124A63PHE0-0.0730.09541.7070.0000.0000.0000.0000.0000.000
125A64ILE00.079-0.09242.9200.0000.0000.0000.0000.0000.000
126A64ILE0-0.0520.11540.9220.0000.0000.0000.0000.0000.000
127A65SER00.109-0.04743.9240.0000.0000.0000.0000.0000.000
128A65SER0-0.0640.05143.891-0.001-0.0010.0000.0000.0000.000
129A66SER00.031-0.09545.567-0.001-0.0010.0000.0000.0000.000
130A66SER0-0.0680.05847.1230.0000.0000.0000.0000.0000.000
131A67GLU00.036-0.13047.586-0.001-0.0010.0000.0000.0000.000
132A67GLU-1-0.972-0.82847.9310.0150.0150.0000.0000.0000.000
133A68VAL00.033-0.11448.3400.0000.0000.0000.0000.0000.000
134A68VAL0-0.0770.10647.4410.0000.0000.0000.0000.0000.000
135A69VAL00.074-0.09349.9490.0000.0000.0000.0000.0000.000
136A69VAL0-0.0820.09849.234-0.001-0.0010.0000.0000.0000.000
137A70LYS00.110-0.04951.793-0.001-0.0010.0000.0000.0000.000
138A70LYS10.7231.00952.231-0.011-0.0110.0000.0000.0000.000
139A71GLN00.127-0.08754.0710.0010.0010.0000.0000.0000.000
140A71GLN0-0.1450.07255.7320.0000.0000.0000.0000.0000.000
141A72LEU00.024-0.05956.741-0.001-0.0010.0000.0000.0000.000
142A72LEU0-0.1310.02356.8200.0000.0000.0000.0000.0000.000
143A73ASP00.045-0.17258.1880.0000.0000.0000.0000.0000.000
144A73ASP-1-0.989-0.81358.2890.0090.0090.0000.0000.0000.000
145A74LEU0-0.083-0.17360.1520.0000.0000.0000.0000.0000.000
146A74LEU00.0730.04861.8170.0000.0000.0000.0000.0000.000
147A82PRO00.012-0.02663.7570.0000.0000.0000.0000.0000.000
148A83LYS00.1020.11563.2870.0010.0010.0000.0000.0000.000
149A83LYS10.8010.97864.494-0.002-0.0020.0000.0000.0000.000
150A84GLY00.147-0.05160.4440.0000.0000.0000.0000.0000.000
151A85ASP00.0080.02861.1070.0010.0010.0000.0000.0000.000
152A85ASP-1-0.914-0.82560.894-0.003-0.0030.0000.0000.0000.000
153A86VAL00.198-0.05658.6160.0000.0000.0000.0000.0000.000
154A86VAL0-0.1020.08057.9490.0000.0000.0000.0000.0000.000
155A87LYS00.083-0.10757.1870.0000.0000.0000.0000.0000.000
156A87LYS10.8161.05358.4130.0060.0060.0000.0000.0000.000
157A88SER00.082-0.06456.453-0.001-0.0010.0000.0000.0000.000
158A88SER0-0.0360.05558.0460.0000.0000.0000.0000.0000.000
159A89CYS00.138-0.10354.775-0.001-0.0010.0000.0000.0000.000
160A89CYS0-0.1150.11054.6720.0000.0000.0000.0000.0000.000
161A90CYS00.076-0.10952.5050.0000.0000.0000.0000.0000.000
162A90CYS0-0.1550.05353.4050.0000.0000.0000.0000.0000.000
163A91GLN00.063-0.09351.847-0.001-0.0010.0000.0000.0000.000
164A91GLN0-0.1280.06353.7100.0010.0010.0000.0000.0000.000
165A92SER00.009-0.10251.378-0.002-0.0020.0000.0000.0000.000
166A92SER00.0040.08751.3180.0000.0000.0000.0000.0000.000
167A93PHE00.155-0.05748.1300.0000.0000.0000.0000.0000.000
168A93PHE0-0.1550.07045.1680.0000.0000.0000.0000.0000.000
169A94TYR00.062-0.08646.9090.0000.0000.0000.0000.0000.000
170A94TYR0-0.1200.05048.147-0.001-0.0010.0000.0000.0000.000
171A95GLU00.015-0.16047.071-0.002-0.0020.0000.0000.0000.000
172A95GLU-1-0.918-0.78549.589-0.012-0.0120.0000.0000.0000.000
173A96ALA00.105-0.08945.447-0.003-0.0030.0000.0000.0000.000
174A96ALA0-0.0580.12044.7750.0010.0010.0000.0000.0000.000
175A97LEU00.057-0.10742.643-0.001-0.0010.0000.0000.0000.000
176A97LEU0-0.1320.10141.5490.0000.0000.0000.0000.0000.000
177A98THR00.023-0.08142.851-0.002-0.0020.0000.0000.0000.000
178A98THR0-0.0350.08744.684-0.001-0.0010.0000.0000.0000.000
179A99LEU00.137-0.14240.691-0.002-0.0020.0000.0000.0000.000
180A99LEU00.0120.17937.5420.0000.0000.0000.0000.0000.000
181A100PHE00.106-0.08038.717-0.005-0.0050.0000.0000.0000.000
182A100PHE0-0.0320.11235.9870.0010.0010.0000.0000.0000.000
183A101ILE00.048-0.11739.656-0.002-0.0020.0000.0000.0000.000
184A101ILE0-0.1230.08343.3990.0000.0000.0000.0000.0000.000
185A102SER00.027-0.10541.8860.0000.0000.0000.0000.0000.000
186A102SER00.0160.08441.2260.0010.0010.0000.0000.0000.000
187A103ALA00.136-0.05437.172-0.003-0.0030.0000.0000.0000.000
188A103ALA00.0000.15436.1660.0000.0000.0000.0000.0000.000
189A104LEU00.048-0.08437.797-0.004-0.0040.0000.0000.0000.000
190A104LEU0-0.1020.08537.7750.0010.0010.0000.0000.0000.000
191A105ALA00.068-0.06839.211-0.001-0.0010.0000.0000.0000.000
192A105ALA0-0.0610.08142.4720.0000.0000.0000.0000.0000.000
193A106ILE00.037-0.12238.1800.0000.0000.0000.0000.0000.000
194A106ILE0-0.0740.09736.3070.0000.0000.0000.0000.0000.000
195A107THR00.031-0.09335.867-0.005-0.0050.0000.0000.0000.000
196A107THR0-0.0810.04734.2230.0000.0000.0000.0000.0000.000
197A108LYS00.022-0.06936.685-0.002-0.0020.0000.0000.0000.000
198A108LYS10.7591.00539.6570.0240.0240.0000.0000.0000.000
199A109GLY00.017-0.10839.1630.0010.0010.0000.0000.0000.000
200A110VAL00.0580.01240.5670.0000.0000.0000.0000.0000.000
201A110VAL0-0.1550.05143.2920.0010.0010.0000.0000.0000.000
202A111ASP00.195-0.07243.479-0.002-0.0020.0000.0000.0000.000
203A111ASP-1-1.023-0.84547.521-0.037-0.0370.0000.0000.0000.000
204A112VAL00.087-0.11744.5070.0040.0040.0000.0000.0000.000
205A112VAL0-0.0150.14342.5180.0000.0000.0000.0000.0000.000
206A113GLY00.031-0.09545.3400.0000.0000.0000.0000.0000.000
207A114ARG00.1200.02048.8180.0020.0020.0000.0000.0000.000
208A114ARG10.7981.02249.2430.0300.0300.0000.0000.0000.000
209A115TYR00.045-0.08446.1270.0030.0030.0000.0000.0000.000
210A115TYR0-0.0360.10943.3160.0000.0000.0000.0000.0000.000
211A116HIS00.069-0.11247.6540.0020.0020.0000.0000.0000.000
212A116HIS0-0.1090.09944.6290.0020.0020.0000.0000.0000.000
213A117GLN00.180-0.07348.8610.0020.0020.0000.0000.0000.000
214A117GLN0-0.1270.07752.5060.0000.0000.0000.0000.0000.000
215A118GLN00.061-0.08351.2940.0020.0020.0000.0000.0000.000
216A118GLN0-0.1220.05649.598-0.001-0.0010.0000.0000.0000.000
217A119LEU00.052-0.10649.4770.0020.0020.0000.0000.0000.000
218A119LEU0-0.0780.11647.7240.0000.0000.0000.0000.0000.000
219A120GLY00.021-0.11650.7430.0020.0020.0000.0000.0000.000
220A121LYS00.1680.08453.7630.0010.0010.0000.0000.0000.000
221A121LYS10.7961.02555.7970.0130.0130.0000.0000.0000.000
222A122ARG00.077-0.07753.7230.0010.0010.0000.0000.0000.000
223A122ARG10.8021.02549.6780.0100.0100.0000.0000.0000.000
224A123PHE0-0.004-0.10453.6190.0010.0010.0000.0000.0000.000
225A123PHE0-0.0440.08949.7770.0000.0000.0000.0000.0000.000
226A124GLY0-0.005-0.12554.929-0.001-0.0010.0000.0000.0000.000
227A125VAL00.0260.00753.6760.0010.0010.0000.0000.0000.000
228A125VAL0-0.0890.09651.7190.0000.0000.0000.0000.0000.000
229A126LEU00.207-0.09055.171-0.001-0.0010.0000.0000.0000.000
230A126LEU0-0.1210.10455.7370.0000.0000.0000.0000.0000.000
231A127THR00.049-0.08051.9340.0000.0000.0000.0000.0000.000
232A127THR0-0.1010.04350.9800.0000.0000.0000.0000.0000.000
233A128VAL00.114-0.09349.5610.0000.0000.0000.0000.0000.000
234A128VAL0-0.0740.12548.0930.0000.0000.0000.0000.0000.000
235A129TYR0-0.090-0.11250.8300.0000.0000.0000.0000.0000.000
236A129TYR00.0680.03046.0570.0000.0000.0000.0000.0000.000