6Y32
Structure of the GTPase heterodimer of human SRP54 and SRalpha
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0003924 | molecular_function | GTPase activity |
| A | 0005525 | molecular_function | GTP binding |
| A | 0006614 | biological_process | SRP-dependent cotranslational protein targeting to membrane |
| A | 0008312 | molecular_function | 7S RNA binding |
| A | 0048500 | cellular_component | signal recognition particle |
| B | 0005525 | molecular_function | GTP binding |
| B | 0006614 | biological_process | SRP-dependent cotranslational protein targeting to membrane |
| C | 0003924 | molecular_function | GTPase activity |
| C | 0005525 | molecular_function | GTP binding |
| C | 0006614 | biological_process | SRP-dependent cotranslational protein targeting to membrane |
| C | 0008312 | molecular_function | 7S RNA binding |
| C | 0048500 | cellular_component | signal recognition particle |
| D | 0005525 | molecular_function | GTP binding |
| D | 0006614 | biological_process | SRP-dependent cotranslational protein targeting to membrane |
| E | 0003924 | molecular_function | GTPase activity |
| E | 0005525 | molecular_function | GTP binding |
| E | 0006614 | biological_process | SRP-dependent cotranslational protein targeting to membrane |
| E | 0008312 | molecular_function | 7S RNA binding |
| E | 0048500 | cellular_component | signal recognition particle |
| F | 0005525 | molecular_function | GTP binding |
| F | 0006614 | biological_process | SRP-dependent cotranslational protein targeting to membrane |
| G | 0003924 | molecular_function | GTPase activity |
| G | 0005525 | molecular_function | GTP binding |
| G | 0006614 | biological_process | SRP-dependent cotranslational protein targeting to membrane |
| G | 0008312 | molecular_function | 7S RNA binding |
| G | 0048500 | cellular_component | signal recognition particle |
| H | 0005525 | molecular_function | GTP binding |
| H | 0006614 | biological_process | SRP-dependent cotranslational protein targeting to membrane |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 30 |
| Details | binding site for residue GNP A 301 |
| Chain | Residue |
| A | GLN110 |
| A | GLN147 |
| A | GLY193 |
| A | LYS249 |
| A | ASP251 |
| A | GLY274 |
| A | THR275 |
| A | GLY276 |
| A | GLU277 |
| A | MG302 |
| A | HOH405 |
| A | GLY111 |
| A | HOH408 |
| A | HOH412 |
| A | HOH418 |
| A | HOH419 |
| A | HOH425 |
| B | ASN427 |
| B | ARG458 |
| B | MET525 |
| B | GNP701 |
| B | HOH802 |
| A | SER112 |
| B | HOH845 |
| A | GLY113 |
| A | LYS114 |
| A | THR115 |
| A | THR116 |
| A | LYS120 |
| A | ARG141 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | binding site for residue MG A 302 |
| Chain | Residue |
| A | THR115 |
| A | GNP301 |
| A | HOH408 |
| A | HOH412 |
| A | HOH418 |
| site_id | AC3 |
| Number of Residues | 29 |
| Details | binding site for residue GNP B 701 |
| Chain | Residue |
| A | GLN110 |
| A | ARG141 |
| A | GNP301 |
| B | ASN427 |
| B | GLY428 |
| B | VAL429 |
| B | GLY430 |
| B | LYS431 |
| B | SER432 |
| B | THR433 |
| B | ASN434 |
| B | LYS437 |
| B | ARG458 |
| B | GLN464 |
| B | GLY523 |
| B | LYS589 |
| B | ASP591 |
| B | GLY615 |
| B | THR616 |
| B | GLY617 |
| B | GLN618 |
| B | MG702 |
| B | HOH813 |
| B | HOH821 |
| B | HOH827 |
| B | HOH831 |
| B | HOH834 |
| B | HOH835 |
| B | HOH845 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | binding site for residue MG B 702 |
| Chain | Residue |
| B | SER432 |
| B | GNP701 |
| B | HOH813 |
| B | HOH834 |
| B | HOH835 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | binding site for residue SO4 B 703 |
| Chain | Residue |
| B | ARG624 |
| B | SER625 |
| B | HOH820 |
| D | ARG624 |
| site_id | AC6 |
| Number of Residues | 3 |
| Details | binding site for residue SO4 B 704 |
| Chain | Residue |
| B | ARG624 |
| D | ARG624 |
| D | SER625 |
| site_id | AC7 |
| Number of Residues | 3 |
| Details | binding site for residue SO4 B 705 |
| Chain | Residue |
| B | THR467 |
| B | ARG470 |
| B | HOH852 |
| site_id | AC8 |
| Number of Residues | 24 |
| Details | binding site for residue GNP C 301 |
| Chain | Residue |
| D | ASN427 |
| D | ARG458 |
| D | MET525 |
| D | GNP701 |
| C | GLN110 |
| C | GLY111 |
| C | SER112 |
| C | GLY113 |
| C | LYS114 |
| C | THR115 |
| C | THR116 |
| C | ARG141 |
| C | GLN147 |
| C | GLY193 |
| C | LYS249 |
| C | ASP251 |
| C | GLY274 |
| C | THR275 |
| C | GLY276 |
| C | GLU277 |
| C | MG302 |
| C | HOH403 |
| C | HOH422 |
| C | HOH424 |
| site_id | AC9 |
| Number of Residues | 6 |
| Details | binding site for residue MG C 302 |
| Chain | Residue |
| C | THR115 |
| C | ASP190 |
| C | GNP301 |
| C | HOH413 |
| C | HOH422 |
| C | HOH424 |
| site_id | AD1 |
| Number of Residues | 2 |
| Details | binding site for residue SO4 C 303 |
| Chain | Residue |
| C | LYS47 |
| D | LYS596 |
| site_id | AD2 |
| Number of Residues | 26 |
| Details | binding site for residue GNP D 701 |
| Chain | Residue |
| C | GLN110 |
| C | ARG141 |
| C | GNP301 |
| C | HOH403 |
| D | VAL426 |
| D | ASN427 |
| D | GLY428 |
| D | VAL429 |
| D | GLY430 |
| D | LYS431 |
| D | SER432 |
| D | THR433 |
| D | ASN434 |
| D | LYS437 |
| D | ARG458 |
| D | GLN464 |
| D | GLY523 |
| D | LYS589 |
| D | ASP591 |
| D | GLY615 |
| D | THR616 |
| D | GLY617 |
| D | GLN618 |
| D | MG702 |
| D | HOH826 |
| D | HOH842 |
| site_id | AD3 |
| Number of Residues | 5 |
| Details | binding site for residue MG D 702 |
| Chain | Residue |
| D | SER432 |
| D | GNP701 |
| D | HOH805 |
| D | HOH807 |
| D | HOH826 |
| site_id | AD4 |
| Number of Residues | 2 |
| Details | binding site for residue SO4 D 703 |
| Chain | Residue |
| D | THR467 |
| D | ARG470 |
| site_id | AD5 |
| Number of Residues | 29 |
| Details | binding site for residue GNP E 301 |
| Chain | Residue |
| E | GLN110 |
| E | GLY111 |
| E | SER112 |
| E | GLY113 |
| E | LYS114 |
| E | THR115 |
| E | THR116 |
| E | LYS120 |
| E | ARG141 |
| E | GLN147 |
| E | GLY193 |
| E | LYS249 |
| E | ASP251 |
| E | GLY274 |
| E | THR275 |
| E | GLY276 |
| E | GLU277 |
| E | MG302 |
| E | HOH403 |
| E | HOH406 |
| E | HOH416 |
| E | HOH419 |
| E | HOH421 |
| E | HOH436 |
| E | HOH441 |
| F | ASN427 |
| F | ARG458 |
| F | MET525 |
| F | GNP701 |
| site_id | AD6 |
| Number of Residues | 5 |
| Details | binding site for residue MG E 302 |
| Chain | Residue |
| E | THR115 |
| E | GNP301 |
| E | HOH403 |
| E | HOH416 |
| E | HOH421 |
| site_id | AD7 |
| Number of Residues | 22 |
| Details | binding site for residue GNP F 701 |
| Chain | Residue |
| E | GLN110 |
| E | ARG141 |
| E | GNP301 |
| E | HOH406 |
| F | GLY428 |
| F | VAL429 |
| F | GLY430 |
| F | LYS431 |
| F | SER432 |
| F | THR433 |
| F | ASN434 |
| F | ARG458 |
| F | GLN464 |
| F | GLY523 |
| F | LYS589 |
| F | ASP591 |
| F | GLY615 |
| F | THR616 |
| F | GLY617 |
| F | GLN618 |
| F | MG702 |
| F | HOH810 |
| site_id | AD8 |
| Number of Residues | 7 |
| Details | binding site for residue MG F 702 |
| Chain | Residue |
| F | SER432 |
| F | ARG458 |
| F | ASP520 |
| F | GNP701 |
| F | HOH810 |
| F | HOH811 |
| F | HOH831 |
| site_id | AD9 |
| Number of Residues | 2 |
| Details | binding site for residue SO4 F 703 |
| Chain | Residue |
| F | ARG624 |
| F | SER625 |
| site_id | AE1 |
| Number of Residues | 2 |
| Details | binding site for residue SO4 F 704 |
| Chain | Residue |
| F | ALA576 |
| F | GLN577 |
| site_id | AE2 |
| Number of Residues | 2 |
| Details | binding site for residue SO4 F 705 |
| Chain | Residue |
| F | SER365 |
| F | ASN368 |
| site_id | AE3 |
| Number of Residues | 26 |
| Details | binding site for residue GNP G 301 |
| Chain | Residue |
| G | GLN110 |
| G | GLY111 |
| G | SER112 |
| G | GLY113 |
| G | LYS114 |
| G | THR115 |
| G | THR116 |
| G | LYS120 |
| G | ARG141 |
| G | GLN147 |
| G | GLY193 |
| G | LYS249 |
| G | ASP251 |
| G | GLY274 |
| G | THR275 |
| G | GLY276 |
| G | GLU277 |
| G | MG302 |
| G | HOH404 |
| G | HOH412 |
| G | HOH415 |
| G | HOH419 |
| H | ASN427 |
| H | ARG458 |
| H | MET525 |
| H | GNP701 |
| site_id | AE4 |
| Number of Residues | 6 |
| Details | binding site for residue MG G 302 |
| Chain | Residue |
| G | THR115 |
| G | ASP138 |
| G | ASP190 |
| G | GNP301 |
| G | HOH412 |
| G | HOH415 |
| site_id | AE5 |
| Number of Residues | 3 |
| Details | binding site for residue SO4 G 303 |
| Chain | Residue |
| G | SER162 |
| G | TYR163 |
| G | THR164 |
| site_id | AE6 |
| Number of Residues | 28 |
| Details | binding site for residue GNP H 701 |
| Chain | Residue |
| G | GLN110 |
| G | ARG141 |
| G | GNP301 |
| H | ASN427 |
| H | GLY428 |
| H | VAL429 |
| H | GLY430 |
| H | LYS431 |
| H | SER432 |
| H | THR433 |
| H | ASN434 |
| H | LYS437 |
| H | ARG458 |
| H | GLN464 |
| H | GLY523 |
| H | LYS589 |
| H | ASP591 |
| H | GLY615 |
| H | THR616 |
| H | GLY617 |
| H | GLN618 |
| H | MG702 |
| H | HOH811 |
| H | HOH830 |
| H | HOH832 |
| H | HOH839 |
| H | HOH841 |
| H | HOH843 |
| site_id | AE7 |
| Number of Residues | 6 |
| Details | binding site for residue MG H 702 |
| Chain | Residue |
| H | SER432 |
| H | ARG458 |
| H | GNP701 |
| H | HOH823 |
| H | HOH830 |
| H | HOH839 |
| site_id | AE8 |
| Number of Residues | 3 |
| Details | binding site for residue SO4 H 703 |
| Chain | Residue |
| H | ARG624 |
| H | SER625 |
| H | HOH846 |
| site_id | AE9 |
| Number of Residues | 2 |
| Details | binding site for residue SO4 H 704 |
| Chain | Residue |
| H | THR467 |
| H | ARG470 |
| site_id | AF1 |
| Number of Residues | 2 |
| Details | binding site for residue SO4 H 705 |
| Chain | Residue |
| H | ARG417 |
| H | ARG510 |
| site_id | AF2 |
| Number of Residues | 3 |
| Details | binding site for residue SO4 H 706 |
| Chain | Residue |
| H | LYS496 |
| H | ASP497 |
| H | HOH801 |
| site_id | AF3 |
| Number of Residues | 2 |
| Details | binding site for residue SO4 H 707 |
| Chain | Residue |
| H | ALA576 |
| H | GLN577 |
Functional Information from PROSITE/UniProt
| site_id | PS00300 |
| Number of Residues | 14 |
| Details | SRP54 SRP54-type proteins GTP-binding domain signature. PIiFIGTGEhIddF |
| Chain | Residue | Details |
| A | PRO269-PHE282 | |
| B | PRO610-LEU623 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 112 |
| Details | Binding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 4 |
| Details | Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 4 |
| Details | Modified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 434 |
| Details | Region: {"description":"NG domain","evidences":[{"source":"PubMed","id":"34020957","evidenceCode":"ECO:0000303"}]} |
| Chain | Residue | Details |






