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: XM3RZ
Calculation Name: 1L2Y-A-MD4-22600ps
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 | -54683.969385 |
|---|---|
| FMO2-HF: Nuclear repulsion | 47244.967323 |
| FMO2-HF: Total energy | -7439.002061 |
| FMO2-MP2: Total energy | -7461.337263 |
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. |
| 5.778 | 7.326 | 12.332 | -5.849 | -8.031 | 0.034 |
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 | 0.126 | 0.079 | 2.697 | 1.815 | 5.165 | 0.814 | -1.650 | -2.514 | 0.004 | |
| 4 | 4 | ILE | 0 | 0.000 | -0.018 | 1.841 | -7.226 | -9.747 | 11.484 | -3.933 | -5.030 | 0.028 | |
| 5 | 5 | GLN | 0 | -0.093 | -0.063 | 3.810 | -0.661 | 0.058 | 0.034 | -0.266 | -0.487 | 0.002 | |
| 6 | 6 | TRP | 0 | 0.039 | 0.026 | 5.494 | 4.657 | 4.657 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 7 | 7 | LEU | 0 | 0.033 | 0.013 | 6.536 | 2.874 | 2.874 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 8 | 8 | LYS | 1 | 0.886 | 0.958 | 6.941 | 34.489 | 34.489 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 9 | 9 | ASP | -1 | -0.923 | -0.960 | 9.439 | -28.255 | -28.255 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 10 | 10 | GLY | 0 | -0.016 | -0.009 | 11.299 | 1.816 | 1.816 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 11 | 11 | GLY | 0 | 0.029 | 0.027 | 10.679 | 0.910 | 0.910 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 12 | 12 | PRO | 0 | -0.061 | -0.056 | 11.621 | 0.452 | 0.452 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 13 | 13 | SER | 0 | 0.014 | 0.044 | 14.429 | 0.652 | 0.652 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 14 | 14 | SER | 0 | -0.031 | -0.013 | 13.103 | 0.853 | 0.853 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 15 | 15 | GLY | 0 | 0.046 | 0.023 | 15.481 | 0.498 | 0.498 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 16 | 16 | ARG | 1 | 0.898 | 0.942 | 11.471 | 23.744 | 23.744 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 17 | 17 | PRO | 0 | 0.034 | 0.020 | 13.462 | -0.034 | -0.034 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 18 | 18 | PRO | 0 | 0.020 | 0.009 | 10.541 | -1.656 | -1.656 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 19 | 19 | PRO | 0 | -0.108 | -0.061 | 5.928 | -0.095 | -0.095 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 20 | 20 | SER | -1 | -0.916 | -0.941 | 6.410 | -29.055 | -29.055 | 0.000 | 0.000 | 0.000 | 0.000 |