3O9X
Structure of the E. coli antitoxin MqsA (YgiT/b3021) in complex with its gene promoter
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0003677 | molecular_function | DNA binding |
| A | 0005515 | molecular_function | protein binding |
| A | 0006355 | biological_process | regulation of DNA-templated transcription |
| A | 0042803 | molecular_function | protein homodimerization activity |
| A | 0043565 | molecular_function | sequence-specific DNA binding |
| A | 0044010 | biological_process | single-species biofilm formation |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0110001 | cellular_component | toxin-antitoxin complex |
| B | 0003677 | molecular_function | DNA binding |
| B | 0005515 | molecular_function | protein binding |
| B | 0006355 | biological_process | regulation of DNA-templated transcription |
| B | 0042803 | molecular_function | protein homodimerization activity |
| B | 0043565 | molecular_function | sequence-specific DNA binding |
| B | 0044010 | biological_process | single-species biofilm formation |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0110001 | cellular_component | toxin-antitoxin complex |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN B 132 |
| Chain | Residue |
| B | CYS3 |
| B | CYS6 |
| B | CYS37 |
| B | CYS40 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 132 |
| Chain | Residue |
| A | CYS3 |
| A | CYS6 |
| A | CYS37 |
| A | CYS40 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE GOL E 27 |
| Chain | Residue |
| A | LYS104 |
| A | ASN106 |
| E | DT6 |
| E | DA7 |
| E | HOH154 |
| E | HOH308 |
| A | SER100 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE GOL B 133 |
| Chain | Residue |
| B | ARG23 |
| B | HOH149 |
| B | HOH180 |
| B | HOH190 |
| B | HOH211 |
| F | DG17 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 38 |
| Details | DNA_BIND: H-T-H motif => ECO:0000255|PROSITE-ProRule:PRU00257 |
| Chain | Residue | Details |
| A | GLN85-LYS104 | |
| B | GLN85-LYS104 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 8 |
| Details | BINDING: BINDING => ECO:0000269|PubMed:20041169, ECO:0000269|PubMed:20823526, ECO:0000269|PubMed:21068382, ECO:0000269|PubMed:22789559 |
| Chain | Residue | Details |
| A | CYS3 | |
| A | CYS6 | |
| A | CYS37 | |
| A | CYS40 | |
| B | CYS3 | |
| B | CYS6 | |
| B | CYS37 | |
| B | CYS40 |
