4TSN
Crystal structure of FraC with POC bound (crystal form II)
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005576 | cellular_component | extracellular region |
| A | 0006811 | biological_process | monoatomic ion transport |
| A | 0006812 | biological_process | monoatomic cation transport |
| A | 0008289 | molecular_function | lipid binding |
| A | 0015267 | molecular_function | channel activity |
| A | 0031640 | biological_process | killing of cells of another organism |
| A | 0035821 | biological_process | modulation of process of another organism |
| A | 0042151 | cellular_component | nematocyst |
| A | 0042802 | molecular_function | identical protein binding |
| A | 0044218 | cellular_component | other organism cell membrane |
| A | 0046930 | cellular_component | pore complex |
| A | 0046931 | biological_process | pore complex assembly |
| A | 0051715 | biological_process | cytolysis in another organism |
| A | 0055085 | biological_process | transmembrane transport |
| A | 0090729 | molecular_function | toxin activity |
| B | 0005576 | cellular_component | extracellular region |
| B | 0006811 | biological_process | monoatomic ion transport |
| B | 0006812 | biological_process | monoatomic cation transport |
| B | 0008289 | molecular_function | lipid binding |
| B | 0015267 | molecular_function | channel activity |
| B | 0031640 | biological_process | killing of cells of another organism |
| B | 0035821 | biological_process | modulation of process of another organism |
| B | 0042151 | cellular_component | nematocyst |
| B | 0042802 | molecular_function | identical protein binding |
| B | 0044218 | cellular_component | other organism cell membrane |
| B | 0046930 | cellular_component | pore complex |
| B | 0046931 | biological_process | pore complex assembly |
| B | 0051715 | biological_process | cytolysis in another organism |
| B | 0055085 | biological_process | transmembrane transport |
| B | 0090729 | molecular_function | toxin activity |
| C | 0005576 | cellular_component | extracellular region |
| C | 0006811 | biological_process | monoatomic ion transport |
| C | 0006812 | biological_process | monoatomic cation transport |
| C | 0008289 | molecular_function | lipid binding |
| C | 0015267 | molecular_function | channel activity |
| C | 0031640 | biological_process | killing of cells of another organism |
| C | 0035821 | biological_process | modulation of process of another organism |
| C | 0042151 | cellular_component | nematocyst |
| C | 0042802 | molecular_function | identical protein binding |
| C | 0044218 | cellular_component | other organism cell membrane |
| C | 0046930 | cellular_component | pore complex |
| C | 0046931 | biological_process | pore complex assembly |
| C | 0051715 | biological_process | cytolysis in another organism |
| C | 0055085 | biological_process | transmembrane transport |
| C | 0090729 | molecular_function | toxin activity |
| D | 0005576 | cellular_component | extracellular region |
| D | 0006811 | biological_process | monoatomic ion transport |
| D | 0006812 | biological_process | monoatomic cation transport |
| D | 0008289 | molecular_function | lipid binding |
| D | 0015267 | molecular_function | channel activity |
| D | 0031640 | biological_process | killing of cells of another organism |
| D | 0035821 | biological_process | modulation of process of another organism |
| D | 0042151 | cellular_component | nematocyst |
| D | 0042802 | molecular_function | identical protein binding |
| D | 0044218 | cellular_component | other organism cell membrane |
| D | 0046930 | cellular_component | pore complex |
| D | 0046931 | biological_process | pore complex assembly |
| D | 0051715 | biological_process | cytolysis in another organism |
| D | 0055085 | biological_process | transmembrane transport |
| D | 0090729 | molecular_function | toxin activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 13 |
| Details | binding site for residue PC A 201 |
| Chain | Residue |
| A | SER54 |
| A | TYR138 |
| A | HOH303 |
| A | HOH318 |
| A | HOH348 |
| A | THR84 |
| A | GLY85 |
| A | SER105 |
| A | PRO107 |
| A | TYR108 |
| A | TYR113 |
| A | TYR133 |
| A | TYR137 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | binding site for residue PC A 202 |
| Chain | Residue |
| A | TYR113 |
| A | SER114 |
| A | TRP116 |
| A | TYR137 |
| A | PRO142 |
| A | GOL206 |
| A | HOH304 |
| site_id | AC3 |
| Number of Residues | 2 |
| Details | binding site for residue PC A 203 |
| Chain | Residue |
| A | TRP112 |
| A | TYR113 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | binding site for residue SO4 A 204 |
| Chain | Residue |
| A | ARG120 |
| A | TYR122 |
| A | LYS123 |
| A | HOH366 |
| A | HOH401 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | binding site for residue SO4 A 205 |
| Chain | Residue |
| A | LYS30 |
| A | ARG31 |
| A | HOH305 |
| A | HOH377 |
| A | HOH454 |
| site_id | AC6 |
| Number of Residues | 6 |
| Details | binding site for residue GOL A 206 |
| Chain | Residue |
| A | TRP112 |
| A | TYR113 |
| A | SER114 |
| A | ARG144 |
| A | PC202 |
| A | HOH302 |
| site_id | AC7 |
| Number of Residues | 14 |
| Details | binding site for residue PC B 201 |
| Chain | Residue |
| B | ARG53 |
| B | SER54 |
| B | THR84 |
| B | GLY85 |
| B | SER105 |
| B | PRO107 |
| B | TYR108 |
| B | TYR113 |
| B | TYR133 |
| B | TYR137 |
| B | TYR138 |
| B | HOH302 |
| B | HOH325 |
| B | HOH352 |
| site_id | AC8 |
| Number of Residues | 6 |
| Details | binding site for residue PC B 202 |
| Chain | Residue |
| B | TYR113 |
| B | SER114 |
| B | TRP116 |
| B | TYR137 |
| B | HOH311 |
| B | HOH394 |
| site_id | AC9 |
| Number of Residues | 8 |
| Details | binding site for residue SO4 B 203 |
| Chain | Residue |
| A | LYS30 |
| A | TYR108 |
| A | HOH307 |
| B | ARG120 |
| B | TYR122 |
| B | LYS123 |
| B | HOH303 |
| B | HOH313 |
| site_id | AD1 |
| Number of Residues | 4 |
| Details | binding site for residue SO4 B 204 |
| Chain | Residue |
| B | ARG144 |
| B | HOH439 |
| D | GLY124 |
| D | GLN125 |
| site_id | AD2 |
| Number of Residues | 3 |
| Details | binding site for residue ACT B 205 |
| Chain | Residue |
| A | ASP109 |
| A | TRP112 |
| B | LYS123 |
| site_id | AD3 |
| Number of Residues | 14 |
| Details | binding site for residue PC C 201 |
| Chain | Residue |
| C | ARG53 |
| C | SER54 |
| C | GLY85 |
| C | SER105 |
| C | PRO107 |
| C | TYR108 |
| C | TYR113 |
| C | TYR133 |
| C | TYR137 |
| C | TYR138 |
| C | SO4202 |
| C | HOH301 |
| C | HOH311 |
| C | HOH351 |
| site_id | AD4 |
| Number of Residues | 5 |
| Details | binding site for residue SO4 C 202 |
| Chain | Residue |
| C | ARG53 |
| C | GLN130 |
| C | TYR133 |
| C | TYR138 |
| C | PC201 |
| site_id | AD5 |
| Number of Residues | 9 |
| Details | binding site for residue SO4 C 203 |
| Chain | Residue |
| C | HOH377 |
| D | HOH334 |
| C | VAL29 |
| C | LYS30 |
| C | LYS77 |
| C | ARG79 |
| C | GLY80 |
| C | HOH303 |
| C | HOH306 |
| site_id | AD6 |
| Number of Residues | 5 |
| Details | binding site for residue SO4 C 204 |
| Chain | Residue |
| C | ARG120 |
| C | TYR122 |
| C | LYS123 |
| C | HOH413 |
| C | HOH441 |
| site_id | AD7 |
| Number of Residues | 14 |
| Details | binding site for residue PC D 201 |
| Chain | Residue |
| D | ARG53 |
| D | SER54 |
| D | GLY85 |
| D | SER105 |
| D | PRO107 |
| D | TYR108 |
| D | TYR113 |
| D | TYR133 |
| D | TYR137 |
| D | TYR138 |
| D | SO4203 |
| D | HOH304 |
| D | HOH330 |
| D | HOH372 |
| site_id | AD8 |
| Number of Residues | 7 |
| Details | binding site for residue PC D 202 |
| Chain | Residue |
| D | TRP112 |
| D | TYR113 |
| D | SER114 |
| D | TRP116 |
| D | TYR137 |
| D | PRO142 |
| D | HOH390 |
| site_id | AD9 |
| Number of Residues | 5 |
| Details | binding site for residue SO4 D 203 |
| Chain | Residue |
| D | ARG53 |
| D | GLN130 |
| D | TYR133 |
| D | TYR138 |
| D | PC201 |
| site_id | AE1 |
| Number of Residues | 8 |
| Details | binding site for residue SO4 D 204 |
| Chain | Residue |
| D | ASN28 |
| D | VAL29 |
| D | LYS30 |
| D | LYS77 |
| D | ARG79 |
| D | GLY80 |
| D | HOH337 |
| D | HOH343 |
| site_id | AE2 |
| Number of Residues | 6 |
| Details | binding site for residue SO4 D 205 |
| Chain | Residue |
| B | THR56 |
| B | ASN78 |
| B | ARG79 |
| D | SER167 |
| D | HOH318 |
| D | HOH336 |
| site_id | AE3 |
| Number of Residues | 5 |
| Details | binding site for residue SO4 D 206 |
| Chain | Residue |
| C | ARG79 |
| D | ARG120 |
| D | TYR122 |
| D | LYS123 |
| D | HOH405 |
| site_id | AE4 |
| Number of Residues | 1 |
| Details | binding site for residue SO4 D 207 |
| Chain | Residue |
| D | LYS178 |
| site_id | AE5 |
| Number of Residues | 2 |
| Details | binding site for residue ACT D 208 |
| Chain | Residue |
| D | ASN28 |
| D | ARG79 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 60 |
| Details | Region: {"description":"Trp-rich region, which is important for the binding to lipid membrane","evidences":[{"source":"UniProtKB","id":"P61914","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 8 |
| Details | Motif: {"description":"Cell attachment site, crucial for protein stability","evidences":[{"source":"UniProtKB","id":"P07845","evidenceCode":"ECO:0000250"},{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 8 |
| Details | Binding site: {"description":"in subunit A; in oligomeric forms only","evidences":[{"source":"PubMed","id":"25716479","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 12 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"28630155","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 36 |
| Details | Binding site: {"description":"in monomeric and oligomeric forms","evidences":[{"source":"PubMed","id":"25716479","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI6 |
| Number of Residues | 4 |
| Details | Binding site: {"description":"in subunit B; in oligomeric forms only","evidences":[{"source":"PubMed","id":"25716479","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI7 |
| Number of Residues | 4 |
| Details | Site: {"description":"Part of the hydrophobic cavity (in subunit A) that receives Val-60 from the adjacent subunit (B); essential in hemolysis, since it is critical for pore formation in cholesterol-rich membrane cells (such as red blood cells)","evidences":[{"source":"PubMed","id":"21300287","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"25716479","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"25759390","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI8 |
| Number of Residues | 4 |
| Details | Site: {"description":"Protrudes from one subunit (B) and inserts into the hydrophobic cavity from the adjacent subunit (A)","evidences":[{"source":"PubMed","id":"21300287","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"25716479","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI9 |
| Number of Residues | 4 |
| Details | Site: {"description":"Part of the hydrophobic cavity (in subunit A) that receives Val-60 from the adjacent subunit (B)","evidences":[{"source":"PubMed","id":"21300287","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"25716479","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI10 |
| Number of Residues | 4 |
| Details | Site: {"description":"Part of the hydrophobic cavity (in subunit A) that receives Val-60 from the adjacent subunit (B)","evidences":[{"source":"PubMed","id":"21300287","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |






