6TMY
Crystal structure of isoform CBd of the basic phospholipase A2 subunit of crotoxin from Crotalus durissus terrificus
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004623 | molecular_function | phospholipase A2 activity |
| A | 0005509 | molecular_function | calcium ion binding |
| A | 0005543 | molecular_function | phospholipid binding |
| A | 0005576 | cellular_component | extracellular region |
| A | 0006629 | biological_process | lipid metabolic process |
| A | 0006644 | biological_process | phospholipid metabolic process |
| A | 0016042 | biological_process | lipid catabolic process |
| A | 0016787 | molecular_function | hydrolase activity |
| A | 0035821 | biological_process | modulation of process of another organism |
| A | 0042130 | biological_process | negative regulation of T cell proliferation |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0050482 | biological_process | arachidonate secretion |
| A | 0090729 | molecular_function | toxin activity |
| A | 0099106 | molecular_function | ion channel regulator activity |
| B | 0004623 | molecular_function | phospholipase A2 activity |
| B | 0005509 | molecular_function | calcium ion binding |
| B | 0005543 | molecular_function | phospholipid binding |
| B | 0005576 | cellular_component | extracellular region |
| B | 0006629 | biological_process | lipid metabolic process |
| B | 0006644 | biological_process | phospholipid metabolic process |
| B | 0016042 | biological_process | lipid catabolic process |
| B | 0016787 | molecular_function | hydrolase activity |
| B | 0035821 | biological_process | modulation of process of another organism |
| B | 0042130 | biological_process | negative regulation of T cell proliferation |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0050482 | biological_process | arachidonate secretion |
| B | 0090729 | molecular_function | toxin activity |
| B | 0099106 | molecular_function | ion channel regulator activity |
| C | 0004623 | molecular_function | phospholipase A2 activity |
| C | 0005509 | molecular_function | calcium ion binding |
| C | 0005543 | molecular_function | phospholipid binding |
| C | 0005576 | cellular_component | extracellular region |
| C | 0006629 | biological_process | lipid metabolic process |
| C | 0006644 | biological_process | phospholipid metabolic process |
| C | 0016042 | biological_process | lipid catabolic process |
| C | 0016787 | molecular_function | hydrolase activity |
| C | 0035821 | biological_process | modulation of process of another organism |
| C | 0042130 | biological_process | negative regulation of T cell proliferation |
| C | 0046872 | molecular_function | metal ion binding |
| C | 0050482 | biological_process | arachidonate secretion |
| C | 0090729 | molecular_function | toxin activity |
| C | 0099106 | molecular_function | ion channel regulator activity |
| D | 0004623 | molecular_function | phospholipase A2 activity |
| D | 0005509 | molecular_function | calcium ion binding |
| D | 0005543 | molecular_function | phospholipid binding |
| D | 0005576 | cellular_component | extracellular region |
| D | 0006629 | biological_process | lipid metabolic process |
| D | 0006644 | biological_process | phospholipid metabolic process |
| D | 0016042 | biological_process | lipid catabolic process |
| D | 0016787 | molecular_function | hydrolase activity |
| D | 0035821 | biological_process | modulation of process of another organism |
| D | 0042130 | biological_process | negative regulation of T cell proliferation |
| D | 0046872 | molecular_function | metal ion binding |
| D | 0050482 | biological_process | arachidonate secretion |
| D | 0090729 | molecular_function | toxin activity |
| D | 0099106 | molecular_function | ion channel regulator activity |
| E | 0004623 | molecular_function | phospholipase A2 activity |
| E | 0005509 | molecular_function | calcium ion binding |
| E | 0005543 | molecular_function | phospholipid binding |
| E | 0005576 | cellular_component | extracellular region |
| E | 0006629 | biological_process | lipid metabolic process |
| E | 0006644 | biological_process | phospholipid metabolic process |
| E | 0016042 | biological_process | lipid catabolic process |
| E | 0016787 | molecular_function | hydrolase activity |
| E | 0035821 | biological_process | modulation of process of another organism |
| E | 0042130 | biological_process | negative regulation of T cell proliferation |
| E | 0046872 | molecular_function | metal ion binding |
| E | 0050482 | biological_process | arachidonate secretion |
| E | 0090729 | molecular_function | toxin activity |
| E | 0099106 | molecular_function | ion channel regulator activity |
| F | 0004623 | molecular_function | phospholipase A2 activity |
| F | 0005509 | molecular_function | calcium ion binding |
| F | 0005543 | molecular_function | phospholipid binding |
| F | 0005576 | cellular_component | extracellular region |
| F | 0006629 | biological_process | lipid metabolic process |
| F | 0006644 | biological_process | phospholipid metabolic process |
| F | 0016042 | biological_process | lipid catabolic process |
| F | 0016787 | molecular_function | hydrolase activity |
| F | 0035821 | biological_process | modulation of process of another organism |
| F | 0042130 | biological_process | negative regulation of T cell proliferation |
| F | 0046872 | molecular_function | metal ion binding |
| F | 0050482 | biological_process | arachidonate secretion |
| F | 0090729 | molecular_function | toxin activity |
| F | 0099106 | molecular_function | ion channel regulator activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | binding site for residue NA A 201 |
| Chain | Residue |
| A | TYR27 |
| A | GLY29 |
| A | GLY31 |
| A | ASP48 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | binding site for residue PG4 A 202 |
| Chain | Residue |
| A | HOH387 |
| A | ASN6 |
| A | ILE18 |
| A | CYS28 |
| A | GLY29 |
| A | CYS44 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | binding site for residue PG4 A 203 |
| Chain | Residue |
| A | LYS56 |
| A | TRP80 |
| A | CL206 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | binding site for residue CL A 204 |
| Chain | Residue |
| A | ARG65 |
| A | TYR66 |
| B | ARG65 |
| B | TYR66 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | binding site for residue CL A 205 |
| Chain | Residue |
| A | HIS1 |
| B | HIS1 |
| B | HOH346 |
| E | PRO19 |
| site_id | AC6 |
| Number of Residues | 4 |
| Details | binding site for residue CL A 206 |
| Chain | Residue |
| A | TRP80 |
| A | PG4203 |
| A | HOH389 |
| A | HOH457 |
| site_id | AC7 |
| Number of Residues | 6 |
| Details | binding site for residue NA A 207 |
| Chain | Residue |
| A | PHE23 |
| A | GLY25 |
| A | TYR110 |
| A | HOH307 |
| A | HOH321 |
| E | HOH400 |
| site_id | AC8 |
| Number of Residues | 4 |
| Details | binding site for residue NA B 201 |
| Chain | Residue |
| B | TYR27 |
| B | GLY29 |
| B | GLY31 |
| B | ASP48 |
| site_id | AC9 |
| Number of Residues | 8 |
| Details | binding site for residue PG4 B 202 |
| Chain | Residue |
| B | PHE5 |
| B | ASN6 |
| B | TYR21 |
| B | ALA22 |
| B | CYS28 |
| B | GLY29 |
| B | CYS44 |
| B | PG4203 |
| site_id | AD1 |
| Number of Residues | 8 |
| Details | binding site for residue PG4 B 203 |
| Chain | Residue |
| B | LEU3 |
| B | ILE18 |
| B | PG4202 |
| B | HOH347 |
| B | HOH350 |
| B | HOH381 |
| E | TYR105 |
| E | HOH338 |
| site_id | AD2 |
| Number of Residues | 6 |
| Details | binding site for residue NA B 204 |
| Chain | Residue |
| B | PHE23 |
| B | GLY25 |
| B | TYR110 |
| B | HOH335 |
| B | HOH355 |
| B | HOH398 |
| site_id | AD3 |
| Number of Residues | 4 |
| Details | binding site for residue NA C 201 |
| Chain | Residue |
| C | TYR27 |
| C | GLY29 |
| C | GLY31 |
| C | ASP48 |
| site_id | AD4 |
| Number of Residues | 7 |
| Details | binding site for residue PG4 C 202 |
| Chain | Residue |
| C | PHE5 |
| C | ASN6 |
| C | TYR21 |
| C | GLY29 |
| C | CYS44 |
| C | PG4203 |
| C | HOH317 |
| site_id | AD5 |
| Number of Residues | 6 |
| Details | binding site for residue PG4 C 203 |
| Chain | Residue |
| A | TYR105 |
| A | HOH372 |
| C | LEU2 |
| C | TRP30 |
| C | PG4202 |
| C | HOH325 |
| site_id | AD6 |
| Number of Residues | 7 |
| Details | binding site for residue PG4 C 204 |
| Chain | Residue |
| A | SER101 |
| C | SER70 |
| C | TYR72 |
| C | ILE73 |
| C | ARG90 |
| C | HOH314 |
| C | HOH328 |
| site_id | AD7 |
| Number of Residues | 6 |
| Details | binding site for residue CL C 205 |
| Chain | Residue |
| C | ARG65 |
| C | TYR66 |
| C | HOH373 |
| E | ARG65 |
| E | TYR66 |
| E | HOH347 |
| site_id | AD8 |
| Number of Residues | 5 |
| Details | binding site for residue NA C 206 |
| Chain | Residue |
| C | PHE23 |
| C | GLY25 |
| C | TYR110 |
| C | HOH306 |
| C | HOH340 |
| site_id | AD9 |
| Number of Residues | 6 |
| Details | binding site for residue NA D 201 |
| Chain | Residue |
| D | TYR27 |
| D | GLY29 |
| D | GLY31 |
| D | ASP48 |
| D | PG4202 |
| D | HOH313 |
| site_id | AE1 |
| Number of Residues | 12 |
| Details | binding site for residue PG4 D 202 |
| Chain | Residue |
| D | ASN6 |
| D | ILE18 |
| D | ALA22 |
| D | TYR27 |
| D | GLY29 |
| D | CYS44 |
| D | HIS47 |
| D | ASP48 |
| D | NA201 |
| D | HOH317 |
| D | HOH380 |
| D | PHE5 |
| site_id | AE2 |
| Number of Residues | 1 |
| Details | binding site for residue CL D 203 |
| Chain | Residue |
| D | HIS1 |
| site_id | AE3 |
| Number of Residues | 4 |
| Details | binding site for residue NA D 204 |
| Chain | Residue |
| D | GLY25 |
| D | ASP112 |
| D | HOH302 |
| D | HOH322 |
| site_id | AE4 |
| Number of Residues | 8 |
| Details | binding site for residue PG4 E 201 |
| Chain | Residue |
| D | PHE11 |
| D | GLU12 |
| D | ARG14 |
| D | ARG97 |
| E | PHE11 |
| E | ARG14 |
| E | HOH336 |
| E | HOH362 |
| site_id | AE5 |
| Number of Residues | 4 |
| Details | binding site for residue NA E 202 |
| Chain | Residue |
| E | TYR27 |
| E | GLY29 |
| E | GLY31 |
| E | ASP48 |
| site_id | AE6 |
| Number of Residues | 6 |
| Details | binding site for residue PG4 E 203 |
| Chain | Residue |
| E | ASN6 |
| E | ILE18 |
| E | CYS28 |
| E | GLY29 |
| E | CYS44 |
| E | HOH395 |
| site_id | AE7 |
| Number of Residues | 4 |
| Details | binding site for residue CL E 204 |
| Chain | Residue |
| A | PRO19 |
| C | HIS1 |
| C | HOH336 |
| E | HIS1 |
| site_id | AE8 |
| Number of Residues | 7 |
| Details | binding site for residue NA E 205 |
| Chain | Residue |
| E | PHE23 |
| E | GLY25 |
| E | TYR110 |
| E | HOH301 |
| E | HOH304 |
| E | HOH324 |
| E | HOH396 |
| site_id | AE9 |
| Number of Residues | 4 |
| Details | binding site for residue NA F 201 |
| Chain | Residue |
| F | TYR27 |
| F | GLY29 |
| F | GLY31 |
| F | ASP48 |
| site_id | AF1 |
| Number of Residues | 8 |
| Details | binding site for residue PG4 F 202 |
| Chain | Residue |
| F | LEU2 |
| F | ASN6 |
| F | ILE9 |
| F | GLY29 |
| F | CYS44 |
| F | PG4203 |
| F | HOH308 |
| F | HOH357 |
| site_id | AF2 |
| Number of Residues | 6 |
| Details | binding site for residue PG4 F 203 |
| Chain | Residue |
| D | TYR105 |
| F | LEU2 |
| F | LEU3 |
| F | PG4202 |
| F | HOH357 |
| F | HOH358 |
| site_id | AF3 |
| Number of Residues | 4 |
| Details | binding site for residue PG4 F 204 |
| Chain | Residue |
| F | SER67 |
| F | LYS69 |
| F | SER70 |
| F | TYR72 |
| site_id | AF4 |
| Number of Residues | 2 |
| Details | binding site for residue CL F 205 |
| Chain | Residue |
| F | ARG65 |
| F | TYR66 |
| site_id | AF5 |
| Number of Residues | 5 |
| Details | binding site for residue NA F 206 |
| Chain | Residue |
| F | PHE23 |
| F | GLY25 |
| F | TYR110 |
| F | HOH302 |
| F | HOH394 |
Functional Information from PROSITE/UniProt
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 12 |
| Details | Active site: {"evidences":[{"source":"PubMed","id":"18275084","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 24 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"18275084","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2QOG","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 6 |
| Details | Site: {"description":"Responsible for the weak stability and toxicity","evidences":[{"source":"PubMed","id":"21787789","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 54 |
| Details | Site: {"description":"Putative interfacial binding surface (IBS)","evidences":[{"source":"PubMed","id":"21787789","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 6 |
| Details | Site: {"description":"Responsible for the higher anticoagulant activity (compared with CBa2)","evidences":[{"source":"PubMed","id":"18062812","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |






