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
FMODB ID: XQVYY
Calculation Name: 1L2Y-A-MD4-96600ps
Preferred Name:
Target Type:
Ligand Name:
Ligand 3-letter code:
Ligand of Interest (LOI):
Structure Source: PDB
PDB ID: 1L2Y
Chain ID: A
Base Structure: MD
Registration Date: 2018-03-06
Reference:
Apendix: None
Modeling method
| Optimization | BaseStructure_original |
|---|---|
| Restraint | BaseStructure_original |
| Protonation | BaseStructure_original |
| Complement | BaseStructure_original |
| Water | No |
| Procedure | Auto-FMO protocol ver. 1.20171117 |
| Remarks |
FMO calculation
| FMO method | FMO2-MP2/6-31G(d) |
|---|---|
| Fragmentation | Auto |
| Number of fragment | 20 |
| LigandResidueName | |
| LigandFragmentNumber | 0 |
| LigandCharge | |
| Software | MIZUHO/ABINIT-MP 3.0 |
Total energy (hartree)
| FMO2-HF: Electronic energy | -55194.163178 |
|---|---|
| FMO2-HF: Nuclear repulsion | 47755.139909 |
| FMO2-HF: Total energy | -7439.023269 |
| FMO2-MP2: Total energy | -7461.389357 |
3D Structure
Ligand structure
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/A | N/A | N/A | N/A | N/A | N/A |
Interactive mode: IFIE and PIEDA for fragment #1(:1:ASN)
Summations of interaction energy for
fragment #1(:1:ASN)
| 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. |
| 1.129 | 4.035 | 0.05 | -1.112 | -1.843 | -0.002 |
Interaction energy analysis for fragmet #1(:1:ASN)
| 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]. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 3 | TYR | 0 | 0.070 | 0.057 | 3.199 | 8.001 | 10.300 | 0.016 | -0.915 | -1.400 | -0.002 | |
| 4 | 4 | ILE | 0 | -0.005 | -0.011 | 3.282 | 7.097 | 7.725 | 0.035 | -0.165 | -0.498 | 0.000 | |
| 5 | 5 | GLN | 0 | -0.007 | -0.020 | 4.595 | -3.172 | -3.193 | -0.001 | -0.032 | 0.055 | 0.000 | |
| 6 | 6 | TRP | 0 | 0.010 | -0.011 | 7.317 | 2.945 | 2.945 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 7 | 7 | LEU | 0 | 0.030 | 0.023 | 8.014 | 3.203 | 3.203 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 8 | 8 | LYS | 1 | 0.897 | 0.962 | 9.449 | 29.920 | 29.920 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 9 | 9 | ASP | -1 | -0.872 | -0.918 | 11.991 | -22.619 | -22.619 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 10 | 10 | GLY | 0 | 0.033 | 0.013 | 13.503 | 1.489 | 1.489 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 11 | 11 | GLY | 0 | 0.030 | 0.024 | 11.729 | 0.764 | 0.764 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 12 | 12 | PRO | 0 | -0.057 | -0.030 | 12.654 | 0.471 | 0.471 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 13 | 13 | SER | 0 | -0.024 | -0.023 | 15.361 | 1.181 | 1.181 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 14 | 14 | SER | 0 | 0.002 | 0.018 | 13.375 | 0.908 | 0.908 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 15 | 15 | GLY | 0 | -0.012 | -0.011 | 16.211 | 0.409 | 0.409 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 16 | 16 | ARG | 1 | 0.832 | 0.904 | 11.310 | 24.155 | 24.155 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 17 | 17 | PRO | 0 | 0.067 | 0.037 | 13.145 | -0.522 | -0.522 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 18 | 18 | PRO | 0 | -0.024 | -0.008 | 9.142 | -1.404 | -1.404 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 19 | 19 | PRO | 0 | -0.113 | -0.061 | 5.204 | 0.324 | 0.324 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 20 | 20 | SER | -1 | -0.901 | -0.939 | 5.297 | -52.021 | -52.021 | 0.000 | 0.000 | 0.000 | 0.000 |