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: VV481

Calculation Name: 2HQN-A-Other547

Preferred Name:

Target Type:

Ligand Name:

Ligand 3-letter code:

Ligand of Interest (LOI):

Structure Source: PDB

PDB ID: 2HQN

Chain ID: A

ChEMBL ID:

UniProt ID: Q9ZM42

Base Structure: SolutionNMR

Registration Date: 2025-10-04

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 109
LigandResidueName
LigandFragmentNumber 0
LigandCharge
Software ABINIT-MP - Open Ver. 1 Rev. 23 (BINDS Ver. 1) / 20230922
Total energy (hartree)
FMO2-HF: Electronic energy -863155.098623
FMO2-HF: Nuclear repulsion 819312.581517
FMO2-HF: Total energy -43842.517105
FMO2-MP2: Total energy -43969.813393


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:115:GLY)


Summations of interaction energy for fragment #1(A:115:GLY)
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.
-67.152-65.999-0.014-0.526-0.613-0.003
Interaction energy analysis for fragmet #1(A:115:GLY)
Snapshot

IFIE Diagram

Base fragment(s) of PIEDA/IFIE
Single fragment Multi fragments
Fragment list
Charge [e] FCHARGE : 1 / q_Mulliken : 0.840 / q_NPA : 0.905
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].
3A117GLY00.0170.0193.8541.3102.463-0.014-0.526-0.613-0.003
4A118SER00.0670.0266.9850.9310.9310.0000.0000.0000.000
5A119ASN0-0.062-0.0199.239-0.957-0.9570.0000.0000.0000.000
6A120VAL00.0240.0119.4861.0421.0420.0000.0000.0000.000
7A121ILE0-0.040-0.01812.312-0.230-0.2300.0000.0000.0000.000
8A122GLU-1-0.932-0.96615.206-18.484-18.4840.0000.0000.0000.000
9A123ILE0-0.0050.00817.6960.4070.4070.0000.0000.0000.000
10A124GLY0-0.0030.00221.3870.3970.3970.0000.0000.0000.000
11A125ASP-1-0.874-0.95521.518-12.936-12.9360.0000.0000.0000.000
12A126LEU0-0.074-0.02821.0860.2200.2200.0000.0000.0000.000
13A127THR00.0380.02514.448-0.077-0.0770.0000.0000.0000.000
14A128ILE0-0.033-0.02417.1280.5370.5370.0000.0000.0000.000
15A129SER00.0250.00114.434-1.189-1.1890.0000.0000.0000.000
16A130PRO0-0.025-0.01215.2370.5270.5270.0000.0000.0000.000
17A131ASP-1-0.898-0.96013.139-22.190-22.1900.0000.0000.0000.000
18A132GLU-1-0.927-0.96314.188-21.406-21.4060.0000.0000.0000.000
19A133GLU-1-0.884-0.95817.134-12.902-12.9020.0000.0000.0000.000
20A134LYS10.8470.93116.44319.35319.3530.0000.0000.0000.000
21A135ILE0-0.032-0.02418.756-0.473-0.4730.0000.0000.0000.000
22A136ILE00.0180.01516.8580.3710.3710.0000.0000.0000.000
23A137TYR0-0.002-0.04520.0500.2100.2100.0000.0000.0000.000
24A138LYS10.8600.93022.99812.67712.6770.0000.0000.0000.000
25A139GLY00.0200.01421.1530.3660.3660.0000.0000.0000.000
26A140ARG10.9000.96422.23110.92610.9260.0000.0000.0000.000
27A141GLU-1-0.793-0.89518.203-17.231-17.2310.0000.0000.0000.000
28A142VAL0-0.049-0.02922.0790.6930.6930.0000.0000.0000.000
29A143GLU-1-0.777-0.87322.356-13.124-13.1240.0000.0000.0000.000
30A144VAL0-0.066-0.02523.4860.7420.7420.0000.0000.0000.000
31A145LYS10.8490.93023.82812.43412.4340.0000.0000.0000.000
32A146GLY0-0.067-0.03726.6180.5960.5960.0000.0000.0000.000
33A147LYS10.9990.99027.6419.2669.2660.0000.0000.0000.000
34A148PRO00.0490.02228.546-0.178-0.1780.0000.0000.0000.000
35A149PHE00.0160.00120.9100.1590.1590.0000.0000.0000.000
36A150GLU-1-0.867-0.90522.157-14.376-14.3760.0000.0000.0000.000
37A151VAL0-0.0050.00025.042-0.160-0.1600.0000.0000.0000.000
38A152LEU0-0.070-0.03526.9460.1170.1170.0000.0000.0000.000
39A153THR0-0.001-0.01020.353-0.190-0.1900.0000.0000.0000.000
40A154HIS00.006-0.00321.029-0.764-0.7640.0000.0000.0000.000
41A155LEU0-0.021-0.02322.8770.0130.0130.0000.0000.0000.000
42A156ALA0-0.021-0.01422.3030.1440.1440.0000.0000.0000.000
43A157ARG10.9430.98417.61115.51515.5150.0000.0000.0000.000
44A158HIS0-0.0190.00220.746-0.726-0.7260.0000.0000.0000.000
45A159ARG10.8400.91223.45011.54011.5400.0000.0000.0000.000
46A160ASP-1-0.855-0.92523.492-12.479-12.4790.0000.0000.0000.000
47A161GLN00.0310.02226.0250.4490.4490.0000.0000.0000.000
48A162ILE0-0.107-0.05329.7220.1610.1610.0000.0000.0000.000
49A163VAL00.0240.01631.306-0.104-0.1040.0000.0000.0000.000
50A164SER0-0.013-0.02133.6610.1610.1610.0000.0000.0000.000
51A165LYS10.8660.93735.5327.4957.4950.0000.0000.0000.000
52A166GLU-1-0.909-0.95636.588-7.754-7.7540.0000.0000.0000.000
53A167GLN0-0.011-0.01333.328-0.327-0.3270.0000.0000.0000.000
54A168LEU0-0.015-0.00530.527-0.210-0.2100.0000.0000.0000.000
55A169LEU0-0.037-0.01631.917-0.196-0.1960.0000.0000.0000.000
56A170ASP-1-0.926-0.96433.596-9.314-9.3140.0000.0000.0000.000
57A171ALA0-0.052-0.02228.763-0.208-0.2080.0000.0000.0000.000
58A172ILE0-0.068-0.03226.123-0.483-0.4830.0000.0000.0000.000
59A173TRP0-0.036-0.01429.271-0.031-0.0310.0000.0000.0000.000
60A174GLU-1-0.815-0.90828.224-10.980-10.9800.0000.0000.0000.000
61A175GLU-1-0.976-0.99230.850-9.506-9.5060.0000.0000.0000.000
62A176PRO00.0190.01134.2870.0730.0730.0000.0000.0000.000
63A177GLU-1-0.871-0.95336.852-7.495-7.4950.0000.0000.0000.000
64A178MET0-0.056-0.03640.1300.1910.1910.0000.0000.0000.000
65A179VAL0-0.0110.02135.4920.0680.0680.0000.0000.0000.000
66A180THR0-0.011-0.01038.2840.1510.1510.0000.0000.0000.000
67A181PRO00.0580.00939.160-0.190-0.1900.0000.0000.0000.000
68A182ASN0-0.029-0.03339.742-0.061-0.0610.0000.0000.0000.000
69A183VAL00.0480.03634.622-0.042-0.0420.0000.0000.0000.000
70A184ILE00.0160.01334.148-0.195-0.1950.0000.0000.0000.000
71A185GLU-1-0.893-0.93935.622-7.654-7.6540.0000.0000.0000.000
72A186VAL0-0.0050.00536.279-0.075-0.0750.0000.0000.0000.000
73A187ALA00.0120.00231.964-0.127-0.1270.0000.0000.0000.000
74A188ILE00.0100.00132.323-0.209-0.2090.0000.0000.0000.000
75A189ASN0-0.006-0.01034.260-0.125-0.1250.0000.0000.0000.000
76A190GLN0-0.028-0.01233.379-0.035-0.0350.0000.0000.0000.000
77A191ILE00.0230.00827.995-0.116-0.1160.0000.0000.0000.000
78A192ARG10.8860.94731.2788.4888.4880.0000.0000.0000.000
79A193GLN0-0.009-0.03533.4930.0080.0080.0000.0000.0000.000
80A194LYS10.9100.96130.0189.7019.7010.0000.0000.0000.000
81A195MET0-0.0010.01225.052-0.378-0.3780.0000.0000.0000.000
82A196ASP-1-0.800-0.87430.054-8.828-8.8280.0000.0000.0000.000
83A197LYS10.8310.90932.7198.6818.6810.0000.0000.0000.000
84A198PRO0-0.0260.00230.3020.1010.1010.0000.0000.0000.000
85A199LEU0-0.035-0.02126.347-0.143-0.1430.0000.0000.0000.000
86A200GLY0-0.0270.00130.351-0.009-0.0090.0000.0000.0000.000
87A201ILE0-0.062-0.02228.8750.0450.0450.0000.0000.0000.000
88A202SER00.004-0.02432.2570.0480.0480.0000.0000.0000.000
89A203THR00.009-0.00628.143-0.202-0.2020.0000.0000.0000.000
90A204VAL00.0220.00530.071-0.072-0.0720.0000.0000.0000.000
91A205GLU-1-0.750-0.82132.356-8.663-8.6630.0000.0000.0000.000
92A206THR0-0.054-0.02535.6610.0350.0350.0000.0000.0000.000
93A207VAL00.022-0.00537.6670.1840.1840.0000.0000.0000.000
94A208ARG10.9970.98240.3996.6026.6020.0000.0000.0000.000
95A209ARG10.9440.98841.2277.1767.1760.0000.0000.0000.000
96A210ARG10.8990.94037.5307.8727.8720.0000.0000.0000.000
97A211GLY00.0910.04538.0990.0160.0160.0000.0000.0000.000
98A212TYR00.0230.01134.1650.1640.1640.0000.0000.0000.000
99A213ARG10.8480.90732.7028.6188.6180.0000.0000.0000.000
100A214PHE00.0450.02625.5930.0970.0970.0000.0000.0000.000
101A215CYS0-0.016-0.01628.099-0.126-0.1260.0000.0000.0000.000
102A216TYR00.0800.03825.2950.2570.2570.0000.0000.0000.000
103A217PRO00.0300.04426.930-0.208-0.2080.0000.0000.0000.000
104A218LYS10.8530.93424.05312.00312.0030.0000.0000.0000.000
105A219PRO0-0.029-0.02828.093-0.031-0.0310.0000.0000.0000.000
106A220ALA0-0.0100.00431.2240.1900.1900.0000.0000.0000.000
107A221CYS0-0.047-0.01233.6570.2750.2750.0000.0000.0000.000
108A222GLU-1-0.965-0.98536.227-8.400-8.4000.0000.0000.0000.000
109A223GLU-2-1.930-1.95339.115-14.386-14.3860.0000.0000.0000.000