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: 3N3RL
Calculation Name: 1L2Y-A-MD54-69800ps
Preferred Name:
Target Type:
Ligand Name:
Ligand 3-letter code:
Ligand of Interest (LOI):
Structure Source: PDB
PDB ID: 2OTU
Chain ID: A
UniProt ID: A2NN81
Base Structure: MD
Registration Date: 2019-08-13
Reference:
Apendix: None
Modeling method
| Optimization | BaseStructure_original |
|---|---|
| Restraint | BaseStructure_original |
| Protonation | BaseStructure_original |
| Complement | No |
| Water | No |
| Procedure | Manual calculation |
| Remarks |
FMO calculation
| FMO method | FMO2-MP2/6-31G(d) |
|---|---|
| Fragmentation | Auto |
| Number of fragment | 10 |
| LigandResidueName | |
| LigandFragmentNumber | 0 |
| LigandCharge | |
| Software | MIZUHO/ABINIT-MP 3.0 |
Total energy (hartree)
| FMO2-HF: Electronic energy | -24585.474924 |
|---|---|
| FMO2-HF: Nuclear repulsion | 19983.420272 |
| FMO2-HF: Total energy | -4602.054653 |
| FMO2-MP2: Total energy | -4615.536555 |
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:GLN )
Summations of interaction energy for
fragment #1(:1:GLN )
| 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. |
| -26.742 | -24.225 | 15.401 | -8.099 | -9.816 | -0.008 |
Interaction energy analysis for fragmet #1(:1:GLN )
| 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 | GLN | 0 | 0.044 | 0.034 | 2.682 | -4.531 | 2.865 | 0.490 | -3.235 | -4.650 | -0.023 | |
| 4 | 4 | GLN | 0 | -0.035 | -0.018 | 1.754 | -5.038 | -10.378 | 14.909 | -4.753 | -4.815 | 0.016 | |
| 5 | 5 | GLN | 0 | 0.086 | 0.042 | 5.070 | -0.272 | -0.212 | -0.001 | -0.006 | -0.052 | 0.000 | |
| 6 | 6 | GLN | 0 | 0.024 | 0.008 | 5.546 | 2.771 | 2.771 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 7 | 7 | GLN | 0 | -0.073 | -0.028 | 3.481 | -0.306 | 0.095 | 0.003 | -0.105 | -0.299 | -0.001 | |
| 8 | 8 | GLN | 0 | -0.010 | -0.015 | 6.819 | 1.306 | 1.306 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 9 | 9 | GLN | 0 | -0.114 | -0.065 | 9.210 | 0.847 | 0.847 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 10 | 10 | GLN | -1 | -0.906 | -0.918 | 6.971 | -21.519 | -21.519 | 0.000 | 0.000 | 0.000 | 0.000 |