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: XM3YZ
Calculation Name: 1L2Y-A-MD4-38600ps
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 | -54188.102346 |
|---|---|
| FMO2-HF: Nuclear repulsion | 46749.18277 |
| FMO2-HF: Total energy | -7438.919576 |
| FMO2-MP2: Total energy | -7461.262929 |
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. |
| -2.643 | 4.5 | 2.44 | -3.577 | -6.006 | 0.003 |
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 | 0.078 | 0.071 | 3.004 | 2.608 | 6.701 | 0.395 | -1.780 | -2.708 | 0.000 | |
| 4 | 4 | ILE | 0 | 0.027 | 0.017 | 2.045 | -2.442 | 0.353 | 2.046 | -1.755 | -3.086 | 0.003 | |
| 5 | 5 | GLN | 0 | -0.011 | -0.025 | 4.516 | 5.237 | 5.492 | -0.001 | -0.042 | -0.212 | 0.000 | |
| 6 | 6 | TRP | 0 | 0.073 | 0.043 | 6.346 | 2.786 | 2.786 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 7 | 7 | LEU | 0 | -0.028 | -0.027 | 6.431 | 3.178 | 3.178 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 8 | 8 | LYS | 1 | 0.895 | 0.954 | 8.164 | 27.111 | 27.111 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 9 | 9 | ASP | -1 | -0.894 | -0.944 | 9.866 | -23.796 | -23.796 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 10 | 10 | GLY | 0 | -0.066 | -0.040 | 12.189 | 2.143 | 2.143 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 11 | 11 | GLY | 0 | -0.039 | -0.004 | 11.042 | 0.740 | 0.740 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 12 | 12 | PRO | 0 | 0.024 | -0.001 | 12.023 | 0.607 | 0.607 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 13 | 13 | SER | 0 | -0.034 | -0.003 | 14.482 | 0.796 | 0.796 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 14 | 14 | SER | 0 | -0.034 | -0.021 | 14.168 | 0.902 | 0.902 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 15 | 15 | GLY | 0 | 0.012 | 0.020 | 16.896 | 0.307 | 0.307 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 16 | 16 | ARG | 1 | 0.960 | 0.963 | 14.851 | 17.999 | 17.999 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 17 | 17 | PRO | 0 | 0.032 | 0.011 | 13.512 | -0.730 | -0.730 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 18 | 18 | PRO | 0 | -0.009 | 0.024 | 8.244 | -0.770 | -0.770 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 19 | 19 | PRO | 0 | -0.079 | -0.039 | 5.549 | 0.597 | 0.597 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 20 | 20 | SER | -1 | -0.917 | -0.958 | 5.495 | -39.916 | -39.916 | 0.000 | 0.000 | 0.000 | 0.000 |