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: 3K6LL

Calculation Name: 2A22-A-Xray547

Preferred Name:

Target Type:

Ligand Name:

Ligand 3-letter code:

Ligand of Interest (LOI):

Structure Source: PDB

PDB ID: 2A22

Chain ID: A

ChEMBL ID:

UniProt ID: Q5CYJ7

Base Structure: X-ray

Registration Date: 2025-10-03

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 193
LigandResidueName
LigandFragmentNumber 0
LigandCharge
Software ABINIT-MP - Open Ver. 1 Rev. 23 (BINDS Ver. 1) / 20230922
Total energy (hartree)
FMO2-HF: Electronic energy -2180173.972901
FMO2-HF: Nuclear repulsion 2104578.358109
FMO2-HF: Total energy -75595.614792
FMO2-MP2: Total energy -75814.728981


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:4:ASP)


Summations of interaction energy for fragment #1(A:4:ASP)
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.
-14.362-12.76-0.006-0.763-0.8330.001
Interaction energy analysis for fragmet #1(A:4:ASP)
Snapshot

IFIE Diagram

Base fragment(s) of PIEDA/IFIE
Single fragment Multi fragments
Fragment list
Charge [e] FCHARGE : 0 / q_Mulliken : -0.080 / q_NPA : -0.052
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].
3A6GLY0-0.0090.0073.8581.3323.039-0.005-0.752-0.9510.001
4A7ASP-1-0.839-0.9015.060-16.384-16.489-0.001-0.0110.1180.000
5A8LEU0-0.058-0.0407.6082.2252.2250.0000.0000.0000.000
6A9VAL00.0240.00810.313-0.441-0.4410.0000.0000.0000.000
7A10LEU0-0.0070.00913.1930.5340.5340.0000.0000.0000.000
8A11LEU00.004-0.00116.207-0.124-0.1240.0000.0000.0000.000
9A12ILE00.014-0.00619.4560.1990.1990.0000.0000.0000.000
10A13GLY00.0970.03622.284-0.094-0.0940.0000.0000.0000.000
11A14ASP-1-0.729-0.87325.550-0.738-0.7380.0000.0000.0000.000
12A15LEU0-0.0090.02225.1230.0630.0630.0000.0000.0000.000
13A16LYS10.8810.92829.3830.7030.7030.0000.0000.0000.000
14A17ILE0-0.0090.04929.3570.0550.0550.0000.0000.0000.000
15A18PRO0-0.005-0.02633.011-0.035-0.0350.0000.0000.0000.000
16A19TYR0-0.057-0.03635.7640.0510.0510.0000.0000.0000.000
17A20GLY00.0110.00736.1220.0330.0330.0000.0000.0000.000
18A21ALA0-0.009-0.00333.0800.0230.0230.0000.0000.0000.000
19A22LYS10.8450.89534.5340.3520.3520.0000.0000.0000.000
20A23GLU-1-0.826-0.88930.617-0.406-0.4060.0000.0000.0000.000
21A24LEU00.0340.01224.0490.0000.0000.0000.0000.0000.000
22A25PRO00.0130.01327.3030.0430.0430.0000.0000.0000.000
23A26SER00.0280.01226.865-0.024-0.0240.0000.0000.0000.000
24A27ASN0-0.017-0.01426.467-0.020-0.0200.0000.0000.0000.000
25A28PHE00.015-0.00623.4350.0430.0430.0000.0000.0000.000
26A29ARG10.9590.98622.0770.2690.2690.0000.0000.0000.000
27A30GLU-1-0.938-0.97820.055-0.116-0.1160.0000.0000.0000.000
28A31LEU0-0.053-0.01818.175-0.030-0.0300.0000.0000.0000.000
29A32LEU0-0.003-0.01317.273-0.174-0.1740.0000.0000.0000.000
30A33ALA0-0.0120.00817.441-0.206-0.2060.0000.0000.0000.000
31A34THR0-0.0190.00113.0540.0830.0830.0000.0000.0000.000
32A35ASP-1-0.865-0.94210.307-0.991-0.9910.0000.0000.0000.000
33A36LYS10.8720.9298.085-3.284-3.2840.0000.0000.0000.000
34A37ILE00.0040.0238.644-1.131-1.1310.0000.0000.0000.000
35A38ASN0-0.014-0.0115.3552.2902.2900.0000.0000.0000.000
36A39TYR0-0.019-0.0138.1650.2290.2290.0000.0000.0000.000
37A40VAL00.0120.01111.8480.4930.4930.0000.0000.0000.000
38A41LEU0-0.020-0.00515.602-0.059-0.0590.0000.0000.0000.000
39A42CYS00.0010.01018.3930.2530.2530.0000.0000.0000.000
40A43THR00.0250.00021.735-0.013-0.0130.0000.0000.0000.000
41A44GLY00.0710.04624.9850.0940.0940.0000.0000.0000.000
42A45ASN0-0.159-0.10927.1200.0410.0410.0000.0000.0000.000
43A46VAL00.003-0.00525.3720.0260.0260.0000.0000.0000.000
44A47CYS0-0.098-0.04128.4410.0510.0510.0000.0000.0000.000
45A48SER00.0320.02530.4900.0210.0210.0000.0000.0000.000
46A49GLN00.0480.01027.672-0.045-0.0450.0000.0000.0000.000
47A50GLU-1-0.917-0.95227.641-0.774-0.7740.0000.0000.0000.000
48A51TYR00.022-0.01225.948-0.061-0.0610.0000.0000.0000.000
49A52VAL00.0010.00824.391-0.112-0.1120.0000.0000.0000.000
50A53GLU-1-0.886-0.94322.975-1.225-1.2250.0000.0000.0000.000
51A54MET0-0.0280.00521.048-0.135-0.1350.0000.0000.0000.000
52A55LEU00.023-0.00520.135-0.134-0.1340.0000.0000.0000.000
53A56LYS10.7590.85618.4332.0612.0610.0000.0000.0000.000
54A57ASN0-0.064-0.03817.950-0.238-0.2380.0000.0000.0000.000
55A58ILE0-0.0320.00514.442-0.044-0.0440.0000.0000.0000.000
56A59THR0-0.017-0.02310.376-0.485-0.4850.0000.0000.0000.000
57A60LYS10.9430.98410.4136.9266.9260.0000.0000.0000.000
58A61ASN0-0.052-0.0289.0720.9360.9360.0000.0000.0000.000
59A62VAL00.0170.01813.1000.0710.0710.0000.0000.0000.000
60A63TYR00.0160.00514.4700.3010.3010.0000.0000.0000.000
61A64ILE00.002-0.00918.9580.0850.0850.0000.0000.0000.000
62A65VAL0-0.053-0.00522.525-0.006-0.0060.0000.0000.0000.000
63A66SER0-0.012-0.00825.5070.0530.0530.0000.0000.0000.000
64A67GLY00.006-0.02429.1700.0100.0100.0000.0000.0000.000
65A68ASP-1-0.851-0.91531.320-0.666-0.6660.0000.0000.0000.000
66A69LEU00.005-0.00934.0330.0430.0430.0000.0000.0000.000
67A70ASP-1-0.730-0.84529.687-0.975-0.9750.0000.0000.0000.000
68A71SER0-0.036-0.01932.909-0.016-0.0160.0000.0000.0000.000
69A72ALA0-0.022-0.01034.3170.0210.0210.0000.0000.0000.000
70A73ILE0-0.041-0.00528.114-0.009-0.0090.0000.0000.0000.000
71A74PHE0-0.0150.00228.5370.0230.0230.0000.0000.0000.000
72A75ASN0-0.011-0.02323.987-0.125-0.1250.0000.0000.0000.000
73A76PRO0-0.002-0.00522.7700.0340.0340.0000.0000.0000.000
74A77ASP-1-0.821-0.89020.756-2.278-2.2780.0000.0000.0000.000
75A78PRO0-0.005-0.00822.6670.1120.1120.0000.0000.0000.000
76A79GLU-1-0.929-0.96624.480-1.430-1.4300.0000.0000.0000.000
77A80SER0-0.065-0.03325.8240.1160.1160.0000.0000.0000.000
78A81ASN0-0.059-0.03227.6640.1160.1160.0000.0000.0000.000
79A82GLY00.0640.03128.9750.0820.0820.0000.0000.0000.000
80A83VAL0-0.042-0.01429.7750.0220.0220.0000.0000.0000.000
81A84PHE00.0440.01923.952-0.115-0.1150.0000.0000.0000.000
82A85PRO0-0.0120.00623.9460.0950.0950.0000.0000.0000.000
83A86GLU-1-0.845-0.91627.220-0.899-0.8990.0000.0000.0000.000
84A87TYR0-0.037-0.04225.6320.0240.0240.0000.0000.0000.000
85A88VAL0-0.0020.00119.581-0.033-0.0330.0000.0000.0000.000
86A89VAL0-0.022-0.01420.2010.0840.0840.0000.0000.0000.000
87A90VAL0-0.026-0.00614.308-0.083-0.0830.0000.0000.0000.000
88A91GLN0-0.041-0.01312.9420.4570.4570.0000.0000.0000.000
89A92ILE0-0.035-0.02310.279-0.624-0.6240.0000.0000.0000.000
90A93GLY00.0410.0289.4340.6480.6480.0000.0000.0000.000
91A94GLU-1-0.941-0.97410.307-2.467-2.4670.0000.0000.0000.000
92A95PHE0-0.034-0.00813.6750.3930.3930.0000.0000.0000.000
93A96LYS10.8930.96415.1961.1491.1490.0000.0000.0000.000
94A97ILE0-0.011-0.01915.3560.3240.3240.0000.0000.0000.000
95A98GLY00.0190.00718.726-0.096-0.0960.0000.0000.0000.000
96A99LEU0-0.008-0.00520.1650.0410.0410.0000.0000.0000.000
97A100MET00.008-0.00322.8290.0090.0090.0000.0000.0000.000
98A101HIS10.7880.91026.4170.9100.9100.0000.0000.0000.000
99A102GLY00.0480.01428.7880.0260.0260.0000.0000.0000.000
100A103ASN0-0.014-0.00930.9290.0160.0160.0000.0000.0000.000
101A104GLN00.027-0.00831.0510.0490.0490.0000.0000.0000.000
102A105VAL0-0.061-0.00531.3640.0110.0110.0000.0000.0000.000
103A106LEU0-0.0070.00934.5180.0320.0320.0000.0000.0000.000
104A107PRO00.035-0.00238.2500.0040.0040.0000.0000.0000.000
105A108TRP00.0390.01535.676-0.006-0.0060.0000.0000.0000.000
106A109ASP-1-0.774-0.86431.735-0.597-0.5970.0000.0000.0000.000
107A110ASP-1-0.852-0.90334.028-0.452-0.4520.0000.0000.0000.000
108A111PRO00.013-0.01233.145-0.040-0.0400.0000.0000.0000.000
109A112GLY00.0010.01633.424-0.025-0.0250.0000.0000.0000.000
110A113SER00.002-0.01534.804-0.051-0.0510.0000.0000.0000.000
111A114LEU00.016-0.00329.201-0.048-0.0480.0000.0000.0000.000
112A115GLU-1-0.794-0.86630.164-0.605-0.6050.0000.0000.0000.000
113A116GLN0-0.045-0.04030.971-0.029-0.0290.0000.0000.0000.000
114A117TRP00.018-0.00429.538-0.050-0.0500.0000.0000.0000.000
115A118GLN00.008-0.01225.6960.0170.0170.0000.0000.0000.000
116A119ARG10.8270.90426.8750.5620.5620.0000.0000.0000.000
117A120ARG10.8700.95129.2760.7930.7930.0000.0000.0000.000
118A121LEU00.000-0.01124.728-0.025-0.0250.0000.0000.0000.000
119A122ASP-1-0.935-0.95624.356-1.310-1.3100.0000.0000.0000.000
120A123CYS0-0.0150.01721.600-0.075-0.0750.0000.0000.0000.000
121A124ASP-1-0.816-0.91019.304-1.389-1.3890.0000.0000.0000.000
122A125ILE0-0.021-0.01517.4430.1560.1560.0000.0000.0000.000
123A126LEU0-0.020-0.01221.420-0.115-0.1150.0000.0000.0000.000
124A127VAL0-0.024-0.01020.1150.1000.1000.0000.0000.0000.000
125A128THR0-0.002-0.01023.576-0.019-0.0190.0000.0000.0000.000
126A129GLY00.0430.01726.8830.0200.0200.0000.0000.0000.000
127A130HIS0-0.061-0.01628.6340.0310.0310.0000.0000.0000.000
128A131THR0-0.021-0.05932.1960.0340.0340.0000.0000.0000.000
129A132HIS00.0090.03031.4310.0160.0160.0000.0000.0000.000
130A133LYS10.9620.98532.3150.4300.4300.0000.0000.0000.000
131A134LEU0-0.0130.00826.286-0.029-0.0290.0000.0000.0000.000
132A135ARG10.7670.86927.9570.6380.6380.0000.0000.0000.000
133A136VAL00.0530.02624.473-0.087-0.0870.0000.0000.0000.000
134A137PHE0-0.062-0.02926.8850.0800.0800.0000.0000.0000.000
135A138GLU-1-0.834-0.91426.312-0.528-0.5280.0000.0000.0000.000
136A139LYS10.8690.93027.7630.5220.5220.0000.0000.0000.000
137A140ASN0-0.085-0.05729.022-0.016-0.0160.0000.0000.0000.000
138A141GLY00.0090.01426.437-0.028-0.0280.0000.0000.0000.000
139A142LYS10.8670.96024.2670.7910.7910.0000.0000.0000.000
140A143LEU00.0090.01320.3410.0940.0940.0000.0000.0000.000
141A144PHE0-0.023-0.01323.760-0.134-0.1340.0000.0000.0000.000
142A145LEU0-0.012-0.01620.7700.0830.0830.0000.0000.0000.000
143A146ASN00.0400.01324.868-0.084-0.0840.0000.0000.0000.000
144A147PRO00.0300.01623.1260.0770.0770.0000.0000.0000.000
145A148GLY00.0370.03625.1780.0620.0620.0000.0000.0000.000
146A149THR0-0.026-0.01128.020-0.050-0.0500.0000.0000.0000.000
147A150ALA00.0230.00425.3210.0450.0450.0000.0000.0000.000
148A151THR0-0.061-0.06427.0050.0320.0320.0000.0000.0000.000
149A152GLY00.0000.01330.2080.0480.0480.0000.0000.0000.000
150A153ALA0-0.0070.02132.7310.0350.0350.0000.0000.0000.000
151A154PHE00.010-0.00934.750-0.009-0.0090.0000.0000.0000.000
152A155SER00.0150.00036.152-0.021-0.0210.0000.0000.0000.000
153A156ALA00.004-0.00538.1230.0210.0210.0000.0000.0000.000
154A157LEU0-0.063-0.02236.9440.0180.0180.0000.0000.0000.000
155A158THR0-0.050-0.04034.7460.0120.0120.0000.0000.0000.000
156A159PRO0-0.030-0.00237.250-0.012-0.0120.0000.0000.0000.000
157A160ASP-1-0.913-0.96938.503-0.270-0.2700.0000.0000.0000.000
158A161ALA0-0.030-0.00133.3460.0140.0140.0000.0000.0000.000
159A162PRO0-0.015-0.00431.399-0.002-0.0020.0000.0000.0000.000
160A163PRO0-0.010-0.00129.399-0.040-0.0400.0000.0000.0000.000
161A164SER0-0.057-0.05626.6950.0730.0730.0000.0000.0000.000
162A165PHE0-0.025-0.00819.309-0.077-0.0770.0000.0000.0000.000
163A166MET0-0.036-0.01320.1140.0970.0970.0000.0000.0000.000
164A167LEU0-0.0050.01214.624-0.194-0.1940.0000.0000.0000.000
165A168MET00.0130.01114.8250.2620.2620.0000.0000.0000.000
166A169ALA00.0000.00711.333-0.543-0.5430.0000.0000.0000.000
167A170LEU0-0.0080.00110.8270.5040.5040.0000.0000.0000.000
168A171GLN0-0.004-0.0198.226-0.370-0.3700.0000.0000.0000.000
169A172GLY00.0440.03010.3010.7840.7840.0000.0000.0000.000
170A173ASN00.0230.00512.103-0.393-0.3930.0000.0000.0000.000
171A174LYS10.9110.95213.938-0.131-0.1310.0000.0000.0000.000
172A175VAL00.0660.03314.320-0.380-0.3800.0000.0000.0000.000
173A176VAL0-0.005-0.00214.8640.2700.2700.0000.0000.0000.000
174A177LEU0-0.018-0.00515.919-0.230-0.2300.0000.0000.0000.000
175A178TYR0-0.001-0.00715.3880.2750.2750.0000.0000.0000.000
176A179VAL00.0380.01119.639-0.166-0.1660.0000.0000.0000.000
177A180TYR00.006-0.00417.9430.1970.1970.0000.0000.0000.000
178A181ASP-1-0.774-0.87924.120-0.294-0.2940.0000.0000.0000.000
179A182LEU0-0.039-0.00627.8010.0580.0580.0000.0000.0000.000
180A183ARG10.9080.93330.1070.1410.1410.0000.0000.0000.000
181A184ASP-1-0.890-0.94833.575-0.087-0.0870.0000.0000.0000.000
182A185GLY0-0.026-0.00434.1510.0270.0270.0000.0000.0000.000
183A186LYS10.9020.95029.468-0.074-0.0740.0000.0000.0000.000
184A187THR00.0240.00924.592-0.034-0.0340.0000.0000.0000.000
185A188ASN0-0.121-0.07327.1130.1290.1290.0000.0000.0000.000
186A189VAL00.0290.00320.974-0.057-0.0570.0000.0000.0000.000
187A190ALA0-0.0290.00524.4000.0840.0840.0000.0000.0000.000
188A191MET0-0.0120.00719.900-0.106-0.1060.0000.0000.0000.000
189A192SER0-0.059-0.03821.2860.0010.0010.0000.0000.0000.000
190A193GLU-1-0.930-0.96618.6640.2950.2950.0000.0000.0000.000
191A194PHE00.004-0.00519.6650.0080.0080.0000.0000.0000.000
192A195SER0-0.050-0.03818.9830.0400.0400.0000.0000.0000.000
193A196LYS00.0360.04119.298-0.501-0.5010.0000.0000.0000.000