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: XML4Z
Calculation Name: 1L2Y-A-MD49-85500ps
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: 2019-08-09
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 | -25479.594845 |
|---|---|
| FMO2-HF: Nuclear repulsion | 20877.396513 |
| FMO2-HF: Total energy | -4602.198332 |
| FMO2-MP2: Total energy | -4615.668059 |
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. |
| -58.995 | -52.503 | 16.93 | -10.436 | -12.985 | -0.036 |
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 | 0.035 | 0.023 | 1.809 | -6.876 | -8.991 | 11.543 | -4.538 | -4.890 | 0.029 | |
| 4 | 4 | GLN | 0 | 0.018 | 0.003 | 2.300 | -22.685 | -18.766 | 3.506 | -3.079 | -4.345 | -0.036 | |
| 5 | 5 | GLN | 0 | -0.051 | -0.046 | 3.300 | -0.740 | -0.010 | 0.002 | -0.265 | -0.468 | -0.001 | |
| 6 | 6 | GLN | 0 | 0.019 | -0.011 | 5.124 | 4.207 | 4.393 | -0.001 | -0.010 | -0.174 | 0.000 | |
| 7 | 7 | GLN | 0 | -0.022 | 0.018 | 7.027 | 5.172 | 5.172 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 8 | 8 | GLN | 0 | 0.016 | 0.016 | 7.020 | 0.133 | 0.133 | 0.000 | 0.000 | 0.000 | 0.000 | |
| 9 | 9 | GLN | 0 | -0.082 | -0.047 | 2.315 | -14.201 | -10.429 | 1.880 | -2.544 | -3.108 | -0.028 | |
| 10 | 10 | GLN | -1 | -0.895 | -0.939 | 5.805 | -24.005 | -24.005 | 0.000 | 0.000 | 0.000 | 0.000 |