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: PZ2MN
Calculation Name: 1L2Y-A-MD4-7900ps
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 | -55401.419326 |
|---|---|
| FMO2-HF: Nuclear repulsion | 47962.431917 |
| FMO2-HF: Total energy | -7438.987409 |
| FMO2-MP2: Total energy | -7461.325126 |
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. |
| 9.656 | 11.315 | 12.085 | -4.899 | -8.845 | 0.035 |
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 | 0.091 | 0.063 | 2.166 | 2.416 | 3.430 | 4.833 | -2.199 | -3.648 | 0.016 | |
| 4 | 4 | ILE | 0 | -0.017 | -0.037 | 2.035 | -7.858 | -8.164 | 7.241 | -2.327 | -4.608 | 0.018 | |
| 5 | 5 | GLN | 0 | -0.007 | -0.007 | 3.736 | 0.014 | 0.775 | 0.012 | -0.365 | -0.408 | 0.001 | |
| 6 | 6 | TRP | 0 | -0.012 | -0.004 | 5.281 | 3.324 | 3.514 | -0.001 | -0.008 | -0.181 | 0.000 | |
| 7 | 7 | LEU | 0 | 0.038 | 0.009 | 7.115 | 2.427 | 2.427 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 8 | 8 | LYS | 1 | 0.876 | 0.957 | 7.764 | 28.891 | 28.891 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 9 | 9 | ASP | -1 | -0.803 | -0.913 | 9.542 | -22.884 | -22.884 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 10 | 10 | GLY | 0 | 0.036 | 0.023 | 11.549 | 1.839 | 1.839 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 11 | 11 | GLY | 0 | -0.016 | -0.010 | 10.923 | 0.990 | 0.990 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 12 | 12 | PRO | 0 | -0.055 | -0.032 | 11.828 | 0.202 | 0.202 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 13 | 13 | SER | 0 | -0.039 | -0.001 | 14.741 | 0.704 | 0.704 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 14 | 14 | SER | 0 | -0.015 | -0.008 | 12.796 | 0.363 | 0.363 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 15 | 15 | GLY | 0 | 0.016 | 0.007 | 15.055 | 0.701 | 0.701 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 16 | 16 | ARG | 1 | 0.835 | 0.926 | 8.911 | 27.847 | 27.847 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 17 | 17 | PRO | 0 | 0.044 | 0.025 | 13.535 | -0.336 | -0.336 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 18 | 18 | PRO | 0 | -0.011 | -0.014 | 9.017 | -1.141 | -1.141 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 19 | 19 | PRO | 0 | -0.101 | -0.043 | 5.554 | 0.284 | 0.284 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 20 | 20 | SER | -1 | -0.915 | -0.943 | 6.937 | -28.127 | -28.127 | 0.000 | 0.000 | 0.000 | 0.000 |