FMODB: The database of quantum mechanical data based on the FMO method
Last updated: 2025-12-18
All entries: 87239
Number of unique PDB entries: 32030
FMODB ID: G49Y1
Calculation Name: 4BWN-B-Xray540
Preferred Name: NF-kappa-B essential modulator
Target Type: SINGLE PROTEIN
Ligand Name:
Ligand 3-letter code:
Ligand of Interest (LOI):
Structure Source: PDB
PDB ID: 4BWN
Chain ID: B
ChEMBL ID: CHEMBL4967
UniProt ID: Q9Y6K9
Base Structure: X-ray
Registration Date: 2025-12-04
Reference: C. Watanabe, N. Tani, K. Kamisaka, T. Honma et al., Interaction energy analysis of Apo structure dataset on FMODB, To be published.
Apendix: None
Modeling method
| Optimization | MOE:Amber10:EHT |
|---|---|
| Restraint | OptHSide |
| Protonation | MOE:Protonate 3D |
| Complement | MOE:Structure Preparation |
| Water | No |
| Procedure | Auto-FMO protocol ver. 2.20220422 |
| Remarks |
FMO calculation
| FMO method | FMO2-MP2/6-31G(d) |
|---|---|
| Fragmentation | Auto |
| Number of fragment | 171 |
| LigandResidueName | |
| LigandFragmentNumber | 0 |
| LigandCharge | |
| Software | ABINIT-MP - Open Ver. 1 Rev. 22 / 20200603(SMP) |
Total energy (hartree)
| FMO2-HF: Electronic energy | -407157.378119 |
|---|---|
| FMO2-HF: Nuclear repulsion | 372060.421528 |
| FMO2-HF: Total energy | -35096.956591 |
| FMO2-MP2: Total energy | -35200.212957 |
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(B:259:GLN)
Summations of interaction energy for
fragment #1(B:259: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. |
Interaction energy analysis for fragmet #1(B:259: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]. |
|---|