2Z67
Crystal structure of archaeal O-phosphoseryl-tRNA(Sec) selenium transferase (SepSecS)
Functional Information from GO Data
Chain | GOid | namespace | contents |
A | 0000049 | molecular_function | tRNA binding |
A | 0001514 | biological_process | selenocysteine incorporation |
A | 0001717 | biological_process | conversion of seryl-tRNAsec to selenocys-tRNAsec |
A | 0006412 | biological_process | translation |
A | 0016740 | molecular_function | transferase activity |
A | 0098621 | molecular_function | O-phosphoseryl-tRNA(Sec) selenium transferase activity |
B | 0000049 | molecular_function | tRNA binding |
B | 0001514 | biological_process | selenocysteine incorporation |
B | 0001717 | biological_process | conversion of seryl-tRNAsec to selenocys-tRNAsec |
B | 0006412 | biological_process | translation |
B | 0016740 | molecular_function | transferase activity |
B | 0098621 | molecular_function | O-phosphoseryl-tRNA(Sec) selenium transferase activity |
C | 0000049 | molecular_function | tRNA binding |
C | 0001514 | biological_process | selenocysteine incorporation |
C | 0001717 | biological_process | conversion of seryl-tRNAsec to selenocys-tRNAsec |
C | 0006412 | biological_process | translation |
C | 0016740 | molecular_function | transferase activity |
C | 0098621 | molecular_function | O-phosphoseryl-tRNA(Sec) selenium transferase activity |
D | 0000049 | molecular_function | tRNA binding |
D | 0001514 | biological_process | selenocysteine incorporation |
D | 0001717 | biological_process | conversion of seryl-tRNAsec to selenocys-tRNAsec |
D | 0006412 | biological_process | translation |
D | 0016740 | molecular_function | transferase activity |
D | 0098621 | molecular_function | O-phosphoseryl-tRNA(Sec) selenium transferase activity |
Functional Information from PDB Data
site_id | AC1 |
Number of Residues | 5 |
Details | BINDING SITE FOR RESIDUE SO4 B 1002 |
Chain | Residue |
B | ARG94 |
B | SER95 |
B | GLN102 |
B | ARG307 |
B | HOH1005 |
site_id | AC2 |
Number of Residues | 4 |
Details | BINDING SITE FOR RESIDUE SO4 C 1002 |
Chain | Residue |
C | ARG94 |
C | SER95 |
C | GLN102 |
C | ARG307 |
site_id | AC3 |
Number of Residues | 14 |
Details | BINDING SITE FOR RESIDUE PLP A 1001 |
Chain | Residue |
A | SER138 |
A | THR139 |
A | GLY140 |
A | HIS166 |
A | SER168 |
A | THR220 |
A | ASN247 |
A | ALA249 |
A | TYR250 |
A | LYS278 |
B | GLU71 |
B | ARG72 |
B | GLY306 |
B | ARG307 |
site_id | AC4 |
Number of Residues | 14 |
Details | BINDING SITE FOR RESIDUE PLP B 1001 |
Chain | Residue |
A | ARG72 |
A | GLY306 |
A | ARG307 |
B | SER138 |
B | THR139 |
B | GLY140 |
B | HIS166 |
B | SER168 |
B | THR220 |
B | PHE221 |
B | ASN247 |
B | ALA249 |
B | LYS278 |
B | HOH1029 |
site_id | AC5 |
Number of Residues | 13 |
Details | BINDING SITE FOR RESIDUE PLP C 1001 |
Chain | Residue |
C | SER138 |
C | THR139 |
C | GLY140 |
C | HIS166 |
C | SER168 |
C | THR220 |
C | PHE221 |
C | ASN247 |
C | TYR250 |
C | LYS278 |
D | ARG72 |
D | GLY306 |
D | ARG307 |
site_id | AC6 |
Number of Residues | 13 |
Details | BINDING SITE FOR RESIDUE PLP D 1001 |
Chain | Residue |
C | ARG72 |
C | GLY306 |
C | ARG307 |
D | SER138 |
D | THR139 |
D | GLY140 |
D | HIS166 |
D | SER168 |
D | THR220 |
D | PHE221 |
D | ASN247 |
D | ALA249 |
D | LYS278 |
Functional Information from SwissProt/UniProt
site_id | SWS_FT_FI1 |
Number of Residues | 20 |
Details | BINDING: BINDING => ECO:0000269|PubMed:18158303 |
Chain | Residue | Details |
A | ARG72 | |
B | ARG307 | |
C | ARG72 | |
C | ARG94 | |
C | SER95 | |
C | GLN102 | |
C | ARG307 | |
D | ARG72 | |
D | ARG94 | |
D | SER95 | |
D | GLN102 | |
A | ARG94 | |
D | ARG307 | |
A | SER95 | |
A | GLN102 | |
A | ARG307 | |
B | ARG72 | |
B | ARG94 | |
B | SER95 | |
B | GLN102 |
site_id | SWS_FT_FI2 |
Number of Residues | 4 |
Details | SITE: May act as a substrate filter by repelling compounds with a negatively charged alpha-carboxylate => ECO:0000250 |
Chain | Residue | Details |
A | GLU71 | |
B | GLU71 | |
C | GLU71 | |
D | GLU71 |
site_id | SWS_FT_FI3 |
Number of Residues | 4 |
Details | MOD_RES: N6-(pyridoxal phosphate)lysine => ECO:0000269|PubMed:17142313, ECO:0000269|PubMed:18158303 |
Chain | Residue | Details |
A | LYS278 | |
B | LYS278 | |
C | LYS278 | |
D | LYS278 |
Catalytic Information from CSA
site_id | CSA1 |
Number of Residues | 3 |
Details | Annotated By Reference To The Literature 1qgn |
Chain | Residue | Details |
A | LYS278 | |
A | ASN247 | |
A | TYR163 |
site_id | CSA2 |
Number of Residues | 3 |
Details | Annotated By Reference To The Literature 1qgn |
Chain | Residue | Details |
B | LYS278 | |
B | ASN247 | |
B | TYR163 |
site_id | CSA3 |
Number of Residues | 3 |
Details | Annotated By Reference To The Literature 1qgn |
Chain | Residue | Details |
C | LYS278 | |
C | ASN247 | |
C | TYR163 |
site_id | CSA4 |
Number of Residues | 3 |
Details | Annotated By Reference To The Literature 1qgn |
Chain | Residue | Details |
D | LYS278 | |
D | ASN247 | |
D | TYR163 |
site_id | MCSA1 |
Number of Residues | 8 |
Details | M-CSA 286 |
Chain | Residue | Details |
A | ARG72 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |
A | ARG94 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |
A | SER95 | electrostatic stabiliser, hydrogen bond donor |
A | GLN102 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor |
A | HIS166 | electrostatic stabiliser, polar interaction |
A | ALA249 | steric role, van der waals interaction |
A | LYS278 | activator, covalently attached, electron pair acceptor, electron pair donor, hydrogen bond acceptor, hydrogen bond donor, nucleofuge, nucleophile, polar interaction, proton acceptor, proton donor |
A | ARG307 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |
site_id | MCSA2 |
Number of Residues | 8 |
Details | M-CSA 286 |
Chain | Residue | Details |
B | ARG72 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |
B | ARG94 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |
B | SER95 | electrostatic stabiliser, hydrogen bond donor |
B | GLN102 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor |
B | HIS166 | electrostatic stabiliser, polar interaction |
B | ALA249 | steric role, van der waals interaction |
B | LYS278 | activator, covalently attached, electron pair acceptor, electron pair donor, hydrogen bond acceptor, hydrogen bond donor, nucleofuge, nucleophile, polar interaction, proton acceptor, proton donor |
B | ARG307 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |
site_id | MCSA3 |
Number of Residues | 8 |
Details | M-CSA 286 |
Chain | Residue | Details |
C | ARG72 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |
C | ARG94 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |
C | SER95 | electrostatic stabiliser, hydrogen bond donor |
C | GLN102 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor |
C | HIS166 | electrostatic stabiliser, polar interaction |
C | ALA249 | steric role, van der waals interaction |
C | LYS278 | activator, covalently attached, electron pair acceptor, electron pair donor, hydrogen bond acceptor, hydrogen bond donor, nucleofuge, nucleophile, polar interaction, proton acceptor, proton donor |
C | ARG307 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |
site_id | MCSA4 |
Number of Residues | 8 |
Details | M-CSA 286 |
Chain | Residue | Details |
D | ARG72 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |
D | ARG94 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |
D | SER95 | electrostatic stabiliser, hydrogen bond donor |
D | GLN102 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor |
D | HIS166 | electrostatic stabiliser, polar interaction |
D | ALA249 | steric role, van der waals interaction |
D | LYS278 | activator, covalently attached, electron pair acceptor, electron pair donor, hydrogen bond acceptor, hydrogen bond donor, nucleofuge, nucleophile, polar interaction, proton acceptor, proton donor |
D | ARG307 | attractive charge-charge interaction, electrostatic stabiliser, hydrogen bond donor |