6NZB
Crystal structure of E. coli fumarase C S318A variant with closed SS Loop at 1.37 angstrom resolution
Functional Information from GO Data
Chain | GOid | namespace | contents |
A | 0003824 | molecular_function | catalytic activity |
A | 0004333 | molecular_function | fumarate hydratase activity |
A | 0005737 | cellular_component | cytoplasm |
A | 0006099 | biological_process | tricarboxylic acid cycle |
A | 0006106 | biological_process | fumarate metabolic process |
A | 0006108 | biological_process | malate metabolic process |
A | 0006979 | biological_process | response to oxidative stress |
A | 0016829 | molecular_function | lyase activity |
A | 0042802 | molecular_function | identical protein binding |
B | 0003824 | molecular_function | catalytic activity |
B | 0004333 | molecular_function | fumarate hydratase activity |
B | 0005737 | cellular_component | cytoplasm |
B | 0006099 | biological_process | tricarboxylic acid cycle |
B | 0006106 | biological_process | fumarate metabolic process |
B | 0006108 | biological_process | malate metabolic process |
B | 0006979 | biological_process | response to oxidative stress |
B | 0016829 | molecular_function | lyase activity |
B | 0042802 | molecular_function | identical protein binding |
Functional Information from PDB Data
site_id | AC1 |
Number of Residues | 13 |
Details | binding site for residue CIT A 501 |
Chain | Residue |
A | THR100 |
A | ASN326 |
A | HOH614 |
A | HOH734 |
B | THR187 |
A | SER139 |
A | SER140 |
A | ASN141 |
A | GLY317 |
A | ALA318 |
A | ILE320 |
A | MET321 |
A | LYS324 |
site_id | AC2 |
Number of Residues | 11 |
Details | binding site for residue CIT A 502 |
Chain | Residue |
A | MET124 |
A | ARG126 |
A | HIS129 |
A | PRO130 |
A | ASN131 |
A | ASP132 |
A | SER319 |
A | HOH603 |
A | HOH609 |
A | HOH611 |
A | HOH867 |
site_id | AC3 |
Number of Residues | 10 |
Details | binding site for residue CIT B 501 |
Chain | Residue |
A | THR187 |
B | THR100 |
B | SER139 |
B | SER140 |
B | ASN141 |
B | LYS324 |
B | ASN326 |
B | HOH602 |
B | HOH606 |
B | HOH632 |
site_id | AC4 |
Number of Residues | 7 |
Details | binding site for residue CIT B 502 |
Chain | Residue |
B | MET124 |
B | ARG126 |
B | HIS129 |
B | PRO130 |
B | ASN131 |
B | ASP132 |
B | HOH626 |
Functional Information from SwissProt/UniProt
site_id | SWS_FT_FI1 |
Number of Residues | 2 |
Details | ACT_SITE: Proton donor/acceptor => ECO:0000255|HAMAP-Rule:MF_00743, ECO:0000269|PubMed:9098893 |
Chain | Residue | Details |
A | HIS188 | |
B | HIS188 |
site_id | SWS_FT_FI2 |
Number of Residues | 2 |
Details | ACT_SITE: ACT_SITE => ECO:0000255|HAMAP-Rule:MF_00743 |
Chain | Residue | Details |
A | ALA318 | |
B | ALA318 |
site_id | SWS_FT_FI3 |
Number of Residues | 2 |
Details | BINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00743, ECO:0000305|PubMed:12021453, ECO:0000305|PubMed:8909293, ECO:0000305|PubMed:9098893, ECO:0007744|PDB:1FUO, ECO:0007744|PDB:1FUP, ECO:0007744|PDB:1FUQ, ECO:0007744|PDB:1KQ7, ECO:0007744|PDB:2FUS |
Chain | Residue | Details |
A | SER98 | |
B | SER98 |
site_id | SWS_FT_FI4 |
Number of Residues | 2 |
Details | BINDING: BINDING => ECO:0000269|PubMed:8909293, ECO:0000269|PubMed:9098893, ECO:0007744|PDB:1FUO, ECO:0007744|PDB:1FUP, ECO:0007744|PDB:1FUQ, ECO:0007744|PDB:1FUR |
Chain | Residue | Details |
A | ARG126 | |
B | ARG126 |
site_id | SWS_FT_FI5 |
Number of Residues | 2 |
Details | BINDING: in site B => ECO:0000269|PubMed:12021453, ECO:0000269|PubMed:8909293, ECO:0000269|PubMed:9098893, ECO:0007744|PDB:1FUO, ECO:0007744|PDB:1FUP, ECO:0007744|PDB:1FUQ, ECO:0007744|PDB:1FUR, ECO:0007744|PDB:1KQ7 |
Chain | Residue | Details |
A | HIS129 | |
B | HIS129 |
site_id | SWS_FT_FI6 |
Number of Residues | 2 |
Details | BINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00743, ECO:0000269|PubMed:12021453, ECO:0000269|PubMed:8909293, ECO:0000269|PubMed:9098893, ECO:0007744|PDB:1FUO, ECO:0007744|PDB:1FUP, ECO:0007744|PDB:1FUQ, ECO:0007744|PDB:1KQ7, ECO:0007744|PDB:2FUS |
Chain | Residue | Details |
A | SER139 | |
B | SER139 |
site_id | SWS_FT_FI7 |
Number of Residues | 6 |
Details | BINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00743 |
Chain | Residue | Details |
A | THR187 | |
A | SER319 | |
A | LYS324 | |
B | THR187 | |
B | SER319 | |
B | LYS324 |
site_id | SWS_FT_FI8 |
Number of Residues | 2 |
Details | SITE: Important for catalytic activity => ECO:0000255|HAMAP-Rule:MF_00743, ECO:0000305|PubMed:8909293 |
Chain | Residue | Details |
A | GLU331 | |
B | GLU331 |
Catalytic Information from CSA
site_id | MCSA1 |
Number of Residues | 4 |
Details | M-CSA 569 |
Chain | Residue | Details |
A | HIS188 | electrostatic stabiliser, proton acceptor |
A | ALA318 | proton donor |
A | LYS324 | electrostatic stabiliser |
A | GLU331 | increase basicity |
site_id | MCSA2 |
Number of Residues | 4 |
Details | M-CSA 569 |
Chain | Residue | Details |
B | HIS188 | electrostatic stabiliser, proton acceptor |
B | ALA318 | proton donor |
B | LYS324 | electrostatic stabiliser |
B | GLU331 | increase basicity |