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: 1574Z

Calculation Name: 1ACX-A-Xray540

Preferred Name:

Target Type:

Ligand Name:

Ligand 3-letter code:

Ligand of Interest (LOI):

Structure Source: PDB

PDB ID: 1ACX

Chain ID: A

ChEMBL ID:

UniProt ID: P01551

Base Structure: X-ray

Registration Date: 2025-07-14

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 193
LigandResidueName
LigandFragmentNumber 0
LigandCharge
Software ABINIT-MP - Open Ver. 1 Rev. 23Q2 / 20200603(SMP)
Total energy (hartree)
FMO2-HF: Electronic energy -632007.79284
FMO2-HF: Nuclear repulsion 595161.803735
FMO2-HF: Total energy -36845.989105
FMO2-MP2: Total energy -36951.327245


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:ALA)


Summations of interaction energy for fragment #1(A:1:ALA)
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.
-3.894-2.1990.058-0.932-0.8220.007
Interaction energy analysis for fragmet #1(A:1:ALA)
Snapshot

IFIE Diagram

Base fragment(s) of PIEDA/IFIE
Single fragment Multi fragments
Fragment list
Charge [e] FCHARGE : 0 / q_Mulliken : 0.228 / q_NPA : 0.074
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].
4A3ALA00.078-0.0203.804-1.5620.340-0.006-1.189-0.7080.006
5A3ALA0-0.0740.1064.7430.1130.145-0.001-0.004-0.0260.000
6A4PHE00.053-0.1126.0420.0780.0780.0000.0000.0000.000
7A4PHE0-0.1080.1059.7320.0160.0160.0000.0000.0000.000
8A5SER00.014-0.0669.7820.1150.1150.0000.0000.0000.000
9A5SER0-0.0100.04610.4870.0240.0240.0000.0000.0000.000
10A6VAL00.001-0.09512.321-0.046-0.0460.0000.0000.0000.000
11A6VAL0-0.0490.09415.2630.0050.0050.0000.0000.0000.000
12A7SER00.089-0.05416.0860.0360.0360.0000.0000.0000.000
13A7SER0-0.0420.06018.0170.0110.0110.0000.0000.0000.000
14A8PRO0-0.102-0.15918.485-0.003-0.0030.0000.0000.0000.000
15A9ALA00.2800.04018.784-0.008-0.0080.0000.0000.0000.000
16A9ALA0-0.1140.09418.1470.0000.0000.0000.0000.0000.000
17A10SER0-0.0040.06320.240-0.001-0.0010.0000.0000.0000.000
18A10SER0-0.0620.06321.3850.0070.0070.0000.0000.0000.000
19A11GLY0-0.031-0.12023.172-0.002-0.0020.0000.0000.0000.000
20A12ALA00.074-0.01125.5090.0030.0030.0000.0000.0000.000
21A12ALA0-0.0390.13324.517-0.003-0.0030.0000.0000.0000.000
22A13SER00.028-0.04326.6000.0070.0070.0000.0000.0000.000
23A13SER0-0.1010.01329.9050.0030.0030.0000.0000.0000.000
24A14ASP00.082-0.07929.552-0.001-0.0010.0000.0000.0000.000
25A14ASP-1-0.901-0.83231.903-0.098-0.0980.0000.0000.0000.000
26A15GLY00.036-0.08129.022-0.009-0.0090.0000.0000.0000.000
27A16GLN00.111-0.00228.109-0.001-0.0010.0000.0000.0000.000
28A16GLN0-0.0570.11926.0250.0090.0090.0000.0000.0000.000
29A17SER00.012-0.10225.684-0.008-0.0080.0000.0000.0000.000
30A17SER00.0250.06925.555-0.003-0.0030.0000.0000.0000.000
31A18VAL0-0.039-0.10621.7140.0200.0200.0000.0000.0000.000
32A18VAL0-0.0780.12319.672-0.002-0.0020.0000.0000.0000.000
33A19SER00.081-0.07519.809-0.017-0.0170.0000.0000.0000.000
34A19SER0-0.0490.07018.7920.0130.0130.0000.0000.0000.000
35A20VAL00.036-0.11216.2140.0250.0250.0000.0000.0000.000
36A20VAL0-0.0670.10916.0050.0010.0010.0000.0000.0000.000
37A21SER00.072-0.05113.4430.0260.0260.0000.0000.0000.000
38A21SER0-0.0560.05812.741-0.002-0.0020.0000.0000.0000.000
39A22VAL00.226-0.1109.872-0.013-0.0130.0000.0000.0000.000
40A22VAL0-0.1060.1069.127-0.019-0.0190.0000.0000.0000.000
41A23ALA00.7511.5847.5130.3440.3440.0000.0000.0000.000
42A23ALA0-0.0020.1306.9860.0660.0660.0000.0000.0000.000
43A24ALA00.199-0.0774.010-0.027-0.0290.0090.017-0.0250.000
44A24ALA0-0.1560.1153.352-0.211-0.4290.0580.247-0.0870.001
45A25ALA00.033-0.1105.459-0.950-0.969-0.002-0.0030.0240.000
46A25ALA0-0.1190.0507.9340.0830.0830.0000.0000.0000.000
47A26GLY00.042-0.0787.9410.1010.1010.0000.0000.0000.000
48A27GLU00.0050.03411.509-0.050-0.0500.0000.0000.0000.000
49A27GLU-1-0.962-0.88213.706-0.766-0.7660.0000.0000.0000.000
50A28THR00.133-0.06114.777-0.006-0.0060.0000.0000.0000.000
51A28THR0-0.0460.06618.2860.0120.0120.0000.0000.0000.000
52A29TYR0-0.003-0.08414.846-0.008-0.0080.0000.0000.0000.000
53A29TYR0-0.1240.04910.804-0.113-0.1130.0000.0000.0000.000
54A30TYR00.093-0.11116.2170.0430.0430.0000.0000.0000.000
55A30TYR0-0.1060.09818.5810.0080.0080.0000.0000.0000.000
56A31ILE00.145-0.00716.835-0.059-0.0590.0000.0000.0000.000
57A31ILE0-0.1250.07416.7200.0000.0000.0000.0000.0000.000
58A32ALA00.151-0.15818.6870.0250.0250.0000.0000.0000.000
59A32ALA00.0390.12521.4800.0050.0050.0000.0000.0000.000
60A33GLN0-0.097-0.04820.156-0.023-0.0230.0000.0000.0000.000
61A33GLN0-0.0800.04722.5570.0000.0000.0000.0000.0000.000
62A34CYS00.032-0.14121.3820.0140.0140.0000.0000.0000.000
63A34CYS0-0.1230.22221.341-0.012-0.0120.0000.0000.0000.000
64A35ALA00.132-0.09622.751-0.003-0.0030.0000.0000.0000.000
65A35ALA0-0.0370.12225.3960.0030.0030.0000.0000.0000.000
66A36PRO0-0.020-0.09822.3400.0030.0030.0000.0000.0000.000
67A37VAL00.0760.01824.9070.0140.0140.0000.0000.0000.000
68A37VAL0-0.0640.10227.9020.0010.0010.0000.0000.0000.000
69A38GLY00.020-0.11928.704-0.003-0.0030.0000.0000.0000.000
70A39GLY0-0.047-0.01627.8050.0020.0020.0000.0000.0000.000
71A40GLN00.0280.02327.020-0.005-0.0050.0000.0000.0000.000
72A40GLN0-0.1160.04428.417-0.001-0.0010.0000.0000.0000.000
73A41ASP00.152-0.08023.8090.0130.0130.0000.0000.0000.000
74A41ASP-1-0.991-0.84622.304-0.182-0.1820.0000.0000.0000.000
75A42ALA00.104-0.09525.155-0.012-0.0120.0000.0000.0000.000
76A42ALA0-0.0860.08327.8450.0030.0030.0000.0000.0000.000
77A43CYS00.037-0.13524.6880.0060.0060.0000.0000.0000.000
78A44ASN00.239-0.01225.7540.0120.0120.0000.0000.0000.000
79A44ASN0-0.1460.05526.5570.0040.0040.0000.0000.0000.000
80A45PRO0-0.065-0.09726.867-0.015-0.0150.0000.0000.0000.000
81A46ALA00.163-0.00628.2070.0010.0010.0000.0000.0000.000
82A46ALA0-0.1950.03629.4230.0030.0030.0000.0000.0000.000
83A47THR00.4750.51426.046-0.023-0.0230.0000.0000.0000.000
84A47THR0-0.1210.02724.2110.0060.0060.0000.0000.0000.000
85A48ALA0-0.217-0.60023.253-0.008-0.0080.0000.0000.0000.000
86A48ALA0-0.1110.11623.7450.0000.0000.0000.0000.0000.000
87A49THR00.013-0.03322.6810.0150.0150.0000.0000.0000.000
88A49THR0-0.0770.02122.390-0.002-0.0020.0000.0000.0000.000
89A50SER0-0.008-0.09520.468-0.021-0.0210.0000.0000.0000.000
90A50SER0-0.0040.06621.1880.0040.0040.0000.0000.0000.000
91A51PHE00.023-0.09618.3980.0440.0440.0000.0000.0000.000
92A51PHE0-0.0420.09513.708-0.012-0.0120.0000.0000.0000.000
93A52THR00.037-0.10116.772-0.043-0.0430.0000.0000.0000.000
94A52THR0-0.0120.08317.9170.0270.0270.0000.0000.0000.000
95A53THR00.010-0.02313.1870.0760.0760.0000.0000.0000.000
96A53THR0-0.0400.04611.586-0.071-0.0710.0000.0000.0000.000
97A54ASP00.030-0.09714.4830.0320.0320.0000.0000.0000.000
98A54ASP-1-0.830-0.78914.314-0.638-0.6380.0000.0000.0000.000
99A55ALA00.085-0.09713.750-0.103-0.1030.0000.0000.0000.000
100A55ALA0-0.0910.07615.9490.0200.0200.0000.0000.0000.000
101A56SER0-0.059-0.07911.383-0.027-0.0270.0000.0000.0000.000
102A56SER0-0.1000.01410.9930.0180.0180.0000.0000.0000.000
103A57GLY0-0.043-0.14210.101-0.241-0.2410.0000.0000.0000.000
104A58ALA0-1.220-1.74810.746-0.115-0.1150.0000.0000.0000.000
105A58ALA0-0.2220.02010.9360.0350.0350.0000.0000.0000.000
106A59ALA01.0190.32311.0270.1430.1430.0000.0000.0000.000
107A59ALA0-0.0660.06014.7440.0050.0050.0000.0000.0000.000
108A60SER0-0.086-0.24914.282-0.070-0.0700.0000.0000.0000.000
109A60SER0-0.1150.02914.9490.0280.0280.0000.0000.0000.000
110A61PHE0-0.016-0.07816.9370.0320.0320.0000.0000.0000.000
111A61PHE0-0.0800.07516.2270.0070.0070.0000.0000.0000.000
112A62SER00.032-0.09519.768-0.013-0.0130.0000.0000.0000.000
113A62SER0-0.0050.06822.8100.0110.0110.0000.0000.0000.000
114A63PHE00.082-0.09521.707-0.003-0.0030.0000.0000.0000.000
115A63PHE0-0.0790.11321.023-0.004-0.0040.0000.0000.0000.000
116A63THR00.014-0.09422.9800.0060.0060.0000.0000.0000.000
117A63THR0-0.0460.06027.1030.0020.0020.0000.0000.0000.000
118A64VAL00.133-0.01124.712-0.007-0.0070.0000.0000.0000.000
119A64VAL0-0.1020.07423.763-0.001-0.0010.0000.0000.0000.000
120A65ARG00.041-0.11425.8320.0090.0090.0000.0000.0000.000
121A65ARG10.8051.02629.1160.1070.1070.0000.0000.0000.000
122A66LYS00.186-0.04728.102-0.007-0.0070.0000.0000.0000.000
123A66LYS10.8061.03630.7860.0670.0670.0000.0000.0000.000
124A67SER00.076-0.08030.1750.0010.0010.0000.0000.0000.000
125A67SER0-0.0600.07933.1400.0000.0000.0000.0000.0000.000
126A68TYR0-0.033-0.11930.8420.0020.0020.0000.0000.0000.000
127A68TYR0-0.0860.05326.271-0.001-0.0010.0000.0000.0000.000
128A69ALA00.111-0.08632.1170.0060.0060.0000.0000.0000.000
129A69ALA0-0.0700.11233.7470.0010.0010.0000.0000.0000.000
130A70GLY00.054-0.10030.196-0.008-0.0080.0000.0000.0000.000
131A71GLN00.062-0.02929.2820.0080.0080.0000.0000.0000.000
132A71GLN0-0.0480.10329.7650.0050.0050.0000.0000.0000.000
133A72THR00.019-0.01726.747-0.012-0.0120.0000.0000.0000.000
134A72THR0-0.0270.05027.134-0.001-0.0010.0000.0000.0000.000
135A73PRO00.027-0.09123.1950.0040.0040.0000.0000.0000.000
136A74SER0-0.0190.04325.912-0.006-0.0060.0000.0000.0000.000
137A74SER0-0.0280.05528.7520.0070.0070.0000.0000.0000.000
138A75GLY00.028-0.09628.8050.0000.0000.0000.0000.0000.000
139A76THR0-0.006-0.00931.2380.0060.0060.0000.0000.0000.000
140A76THR0-0.0570.08231.5690.0020.0020.0000.0000.0000.000
141A77PRO00.006-0.11332.076-0.004-0.0040.0000.0000.0000.000
142A78VAL00.0290.01532.0780.0040.0040.0000.0000.0000.000
143A78VAL0-0.0790.12429.964-0.001-0.0010.0000.0000.0000.000
144A79GLY0-0.001-0.13733.0930.0080.0080.0000.0000.0000.000
145A80SER00.0620.06432.895-0.010-0.0100.0000.0000.0000.000
146A80SER0-0.0370.05335.1980.0030.0030.0000.0000.0000.000
147A81VAL00.015-0.11129.9400.0070.0070.0000.0000.0000.000
148A81VAL0-0.1000.11027.826-0.001-0.0010.0000.0000.0000.000
149A82ASP00.210-0.03031.108-0.008-0.0080.0000.0000.0000.000
150A82ASP-1-0.968-0.85132.474-0.063-0.0630.0000.0000.0000.000
151A83CYS00.053-0.11727.6080.0070.0070.0000.0000.0000.000
152A83CYS0-0.2630.15123.949-0.004-0.0040.0000.0000.0000.000
153A84ALA00.100-0.10327.8530.0000.0000.0000.0000.0000.000
154A84ALA0-0.1050.07331.9680.0010.0010.0000.0000.0000.000
155A85THR0-0.075-0.09930.4800.0080.0080.0000.0000.0000.000
156A85THR0-0.0740.03831.5070.0030.0030.0000.0000.0000.000
157A86ASP00.030-0.11028.1960.0090.0090.0000.0000.0000.000
158A86ASP-1-0.917-0.84627.760-0.075-0.0750.0000.0000.0000.000
159A87ALA00.119-0.07323.841-0.002-0.0020.0000.0000.0000.000
160A87ALA0-0.1120.08722.8090.0020.0020.0000.0000.0000.000
161A88CYS00.091-0.10123.221-0.012-0.0120.0000.0000.0000.000
162A89ASN00.016-0.08419.1720.0170.0170.0000.0000.0000.000
163A89ASN0-0.0880.03018.104-0.030-0.0300.0000.0000.0000.000
164A90LEU00.114-0.04017.7950.0160.0160.0000.0000.0000.000
165A90LEU0-0.1190.08917.3630.0020.0020.0000.0000.0000.000
166A91GLY00.096-0.07214.934-0.034-0.0340.0000.0000.0000.000
167A92ALA00.025-0.05914.0520.0690.0690.0000.0000.0000.000
168A92ALA0-0.0490.08213.704-0.009-0.0090.0000.0000.0000.000
169A93GLY00.039-0.04912.832-0.115-0.1150.0000.0000.0000.000
170A94ASN00.0560.03413.8090.0970.0970.0000.0000.0000.000
171A94ASN0-0.0660.05113.762-0.055-0.0550.0000.0000.0000.000
172A95SER00.014-0.07415.5840.0060.0060.0000.0000.0000.000
173A95SER0-0.0380.06017.800-0.006-0.0060.0000.0000.0000.000
174A96GLY0-0.035-0.10212.8170.0570.0570.0000.0000.0000.000
175A97LEU00.074-0.0129.6710.0710.0710.0000.0000.0000.000
176A97LEU0-0.0700.1097.241-0.079-0.0790.0000.0000.0000.000
177A98ASN00.124-0.05611.1030.0040.0040.0000.0000.0000.000
178A98ASN0-0.1440.03811.3610.0090.0090.0000.0000.0000.000
179A99LEU00.107-0.0788.4270.0480.0480.0000.0000.0000.000
180A99LEU0-0.0410.1187.763-0.031-0.0310.0000.0000.0000.000
181A100GLY0-0.044-0.1299.342-0.025-0.0250.0000.0000.0000.000
182A101HIS00.1800.07710.959-0.081-0.0810.0000.0000.0000.000
183A101HIS0-0.1040.04014.953-0.003-0.0030.0000.0000.0000.000
184A102VAL00.037-0.12912.9060.0000.0000.0000.0000.0000.000
185A102VAL0-0.0800.11313.6950.0040.0040.0000.0000.0000.000
186A103ALA00.2030.00415.357-0.014-0.0140.0000.0000.0000.000
187A103ALA0-0.1220.05218.8390.0070.0070.0000.0000.0000.000
188A104LEU00.256-0.20418.795-0.011-0.0110.0000.0000.0000.000
189A104LEU0-0.2280.14519.096-0.002-0.0020.0000.0000.0000.000
190A105THR0-0.135-0.10620.835-0.008-0.0080.0000.0000.0000.000
191A105THR0-0.057-0.01324.3840.0010.0010.0000.0000.0000.000
192A106PHE00.056-0.06524.427-0.005-0.0050.0000.0000.0000.000
193A106PHE00.0360.05024.7290.0010.0010.0000.0000.0000.000