4KTV
Structural insights of MAT enzymes: MATa2b complexed with adenosine and pyrophosphate
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000166 | molecular_function | nucleotide binding |
| A | 0004478 | molecular_function | methionine adenosyltransferase activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005524 | molecular_function | ATP binding |
| A | 0005829 | cellular_component | cytosol |
| A | 0006556 | biological_process | S-adenosylmethionine biosynthetic process |
| A | 0006730 | biological_process | one-carbon metabolic process |
| A | 0016740 | molecular_function | transferase activity |
| A | 0034214 | biological_process | protein hexamerization |
| A | 0036094 | molecular_function | small molecule binding |
| A | 0042802 | molecular_function | identical protein binding |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0048269 | cellular_component | methionine adenosyltransferase complex |
| A | 0051259 | biological_process | protein complex oligomerization |
| A | 0051291 | biological_process | protein heterooligomerization |
| A | 0061431 | biological_process | cellular response to methionine |
| A | 1904263 | biological_process | positive regulation of TORC1 signaling |
| B | 0000166 | molecular_function | nucleotide binding |
| B | 0004478 | molecular_function | methionine adenosyltransferase activity |
| B | 0005515 | molecular_function | protein binding |
| B | 0005524 | molecular_function | ATP binding |
| B | 0005829 | cellular_component | cytosol |
| B | 0006556 | biological_process | S-adenosylmethionine biosynthetic process |
| B | 0006730 | biological_process | one-carbon metabolic process |
| B | 0016740 | molecular_function | transferase activity |
| B | 0034214 | biological_process | protein hexamerization |
| B | 0036094 | molecular_function | small molecule binding |
| B | 0042802 | molecular_function | identical protein binding |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0048269 | cellular_component | methionine adenosyltransferase complex |
| B | 0051259 | biological_process | protein complex oligomerization |
| B | 0051291 | biological_process | protein heterooligomerization |
| B | 0061431 | biological_process | cellular response to methionine |
| B | 1904263 | biological_process | positive regulation of TORC1 signaling |
| C | 0000166 | molecular_function | nucleotide binding |
| C | 0004478 | molecular_function | methionine adenosyltransferase activity |
| C | 0005515 | molecular_function | protein binding |
| C | 0005524 | molecular_function | ATP binding |
| C | 0005829 | cellular_component | cytosol |
| C | 0006556 | biological_process | S-adenosylmethionine biosynthetic process |
| C | 0006730 | biological_process | one-carbon metabolic process |
| C | 0016740 | molecular_function | transferase activity |
| C | 0034214 | biological_process | protein hexamerization |
| C | 0036094 | molecular_function | small molecule binding |
| C | 0042802 | molecular_function | identical protein binding |
| C | 0046872 | molecular_function | metal ion binding |
| C | 0048269 | cellular_component | methionine adenosyltransferase complex |
| C | 0051259 | biological_process | protein complex oligomerization |
| C | 0051291 | biological_process | protein heterooligomerization |
| C | 0061431 | biological_process | cellular response to methionine |
| C | 1904263 | biological_process | positive regulation of TORC1 signaling |
| D | 0000166 | molecular_function | nucleotide binding |
| D | 0004478 | molecular_function | methionine adenosyltransferase activity |
| D | 0005515 | molecular_function | protein binding |
| D | 0005524 | molecular_function | ATP binding |
| D | 0005829 | cellular_component | cytosol |
| D | 0006556 | biological_process | S-adenosylmethionine biosynthetic process |
| D | 0006730 | biological_process | one-carbon metabolic process |
| D | 0016740 | molecular_function | transferase activity |
| D | 0034214 | biological_process | protein hexamerization |
| D | 0036094 | molecular_function | small molecule binding |
| D | 0042802 | molecular_function | identical protein binding |
| D | 0046872 | molecular_function | metal ion binding |
| D | 0048269 | cellular_component | methionine adenosyltransferase complex |
| D | 0051259 | biological_process | protein complex oligomerization |
| D | 0051291 | biological_process | protein heterooligomerization |
| D | 0061431 | biological_process | cellular response to methionine |
| D | 1904263 | biological_process | positive regulation of TORC1 signaling |
| E | 0005515 | molecular_function | protein binding |
| E | 0005634 | cellular_component | nucleus |
| E | 0005829 | cellular_component | cytosol |
| E | 0006556 | biological_process | S-adenosylmethionine biosynthetic process |
| E | 0006730 | biological_process | one-carbon metabolic process |
| E | 0019899 | molecular_function | enzyme binding |
| E | 0030234 | molecular_function | enzyme regulator activity |
| E | 0048269 | cellular_component | methionine adenosyltransferase complex |
| E | 0070062 | cellular_component | extracellular exosome |
| F | 0005515 | molecular_function | protein binding |
| F | 0005634 | cellular_component | nucleus |
| F | 0005829 | cellular_component | cytosol |
| F | 0006556 | biological_process | S-adenosylmethionine biosynthetic process |
| F | 0006730 | biological_process | one-carbon metabolic process |
| F | 0019899 | molecular_function | enzyme binding |
| F | 0030234 | molecular_function | enzyme regulator activity |
| F | 0048269 | cellular_component | methionine adenosyltransferase complex |
| F | 0070062 | cellular_component | extracellular exosome |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE EDO A 401 |
| Chain | Residue |
| A | PHE333 |
| A | HIS334 |
| A | TYR335 |
| B | GLN190 |
| F | THR320 |
| F | VAL321 |
| site_id | AC2 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE EDO A 402 |
| Chain | Residue |
| A | LYS81 |
| site_id | AC3 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE ADN A 403 |
| Chain | Residue |
| A | ASP179 |
| A | SER247 |
| A | ARG249 |
| A | PHE250 |
| A | ASP258 |
| B | ASP116 |
| B | ASP134 |
| B | ILE322 |
| A | HIS29 |
| A | PRO30 |
| site_id | AC4 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PO4 A 404 |
| Chain | Residue |
| A | HIS29 |
| A | ASP31 |
| A | ASP258 |
| A | ARG264 |
| A | LYS265 |
| B | LYS285 |
| B | ASP291 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE EDO B 401 |
| Chain | Residue |
| A | LEU19 |
| B | ILE330 |
| B | SER331 |
| B | ILE332 |
| B | GLU342 |
| site_id | AC6 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE EDO B 402 |
| Chain | Residue |
| B | TYR79 |
| B | VAL108 |
| D | VAL108 |
| site_id | AC7 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE EDO B 403 |
| Chain | Residue |
| B | GLN80 |
| B | ARG84 |
| B | ASN105 |
| B | VAL106 |
| C | LYS61 |
| C | THR62 |
| D | GLU111 |
| site_id | AC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE EDO B 404 |
| Chain | Residue |
| A | GLY257 |
| B | GLU70 |
| B | GLN113 |
| B | ILE117 |
| site_id | AC9 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE EDO C 401 |
| Chain | Residue |
| C | MET138 |
| C | PHE139 |
| C | TYR271 |
| C | ALA276 |
| C | HIS277 |
| site_id | BC1 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE ADN C 403 |
| Chain | Residue |
| C | HIS29 |
| C | ASP179 |
| C | LYS181 |
| C | SER247 |
| C | ARG249 |
| C | PHE250 |
| C | ILE252 |
| C | ASP258 |
| C | POP404 |
| D | ASP116 |
| D | ILE117 |
| D | ASP134 |
| D | ILE322 |
| D | EDO402 |
| site_id | BC2 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE POP C 404 |
| Chain | Residue |
| C | GLU23 |
| C | HIS29 |
| C | ASP31 |
| C | LYS181 |
| C | ASP258 |
| C | LYS265 |
| C | ADN403 |
| D | ASP134 |
| D | GLN135 |
| D | ASP291 |
| D | MG404 |
| site_id | BC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE EDO D 401 |
| Chain | Residue |
| A | LYS102 |
| D | SER95 |
| D | GLN256 |
| site_id | BC4 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE EDO D 402 |
| Chain | Residue |
| C | GLY257 |
| C | ADN403 |
| D | GLN113 |
| D | LYS289 |
| site_id | BC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE EDO D 403 |
| Chain | Residue |
| C | THR17 |
| C | PHE18 |
| D | SER331 |
| D | GLU342 |
| D | LEU346 |
| site_id | BC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE MG D 404 |
| Chain | Residue |
| C | ARG264 |
| C | POP404 |
| D | GLY279 |
| D | ALA281 |
| D | LYS285 |
| site_id | BC7 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE EDO E 401 |
| Chain | Residue |
| E | PRO88 |
| E | ALA185 |
| E | ARG208 |
| E | LYS247 |
| E | ARG278 |
Functional Information from PROSITE/UniProt
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 8 |
| Details | Binding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A19","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4KTT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A19","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1G","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1I","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"UniProtKB","id":"P0A817","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 4 |
| Details | Binding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 4 |
| Details | Binding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI6 |
| Number of Residues | 8 |
| Details | Binding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4KTT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A19","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1G","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1I","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI7 |
| Number of Residues | 12 |
| Details | Binding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4KTT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1G","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1I","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI8 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1I","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI9 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI10 |
| Number of Residues | 8 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI11 |
| Number of Residues | 4 |
| Details | Binding site: {"description":"in other chain","evidences":[{"source":"UniProtKB","id":"P0A817","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI12 |
| Number of Residues | 4 |
| Details | Modified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI13 |
| Number of Residues | 4 |
| Details | Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI14 |
| Number of Residues | 4 |
| Details | Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI15 |
| Number of Residues | 12 |
| Details | Cross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI16 |
| Number of Residues | 24 |
| Details | Region: {"description":"Flexible loop","evidences":[{"source":"UniProtKB","id":"P0A817","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI17 |
| Number of Residues | 30 |
| Details | Region: {"description":"Required for interaction with MAT2A","evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI18 |
| Number of Residues | 20 |
| Details | Binding site: {"evidences":[{"source":"PDB","id":"2YDX","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI19 |
| Number of Residues | 2 |
| Details | Modified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 14 |
| Details | M-CSA 9 |
| Chain | Residue | Details |
| A | HIS29 | proton acceptor, proton donor |
| A | ARG264 | electrostatic stabiliser |
| A | LYS265 | electrostatic stabiliser |
| A | LYS285 | electrostatic stabiliser |
| A | LYS289 | electrostatic stabiliser |
| A | ASP291 | electrostatic stabiliser |
| A | ASP31 | electrostatic stabiliser, metal ligand |
| A | LYS32 | electrostatic stabiliser |
| A | GLU57 | metal ligand |
| A | GLU70 | electrostatic stabiliser, steric role |
| A | LYS181 | electrostatic stabiliser |
| A | PHE250 | steric role |
| A | ASP258 | electrostatic stabiliser, metal ligand, steric role |
| A | ALA259 | metal ligand |
| site_id | MCSA2 |
| Number of Residues | 14 |
| Details | M-CSA 9 |
| Chain | Residue | Details |
| B | HIS29 | proton acceptor, proton donor |
| B | ARG264 | electrostatic stabiliser |
| B | LYS265 | electrostatic stabiliser |
| B | LYS285 | electrostatic stabiliser |
| B | LYS289 | electrostatic stabiliser |
| B | ASP291 | electrostatic stabiliser |
| B | ASP31 | electrostatic stabiliser, metal ligand |
| B | LYS32 | electrostatic stabiliser |
| B | GLU57 | metal ligand |
| B | GLU70 | electrostatic stabiliser, steric role |
| B | LYS181 | electrostatic stabiliser |
| B | PHE250 | steric role |
| B | ASP258 | electrostatic stabiliser, metal ligand, steric role |
| B | ALA259 | metal ligand |
| site_id | MCSA3 |
| Number of Residues | 14 |
| Details | M-CSA 9 |
| Chain | Residue | Details |
| C | HIS29 | proton acceptor, proton donor |
| C | ARG264 | electrostatic stabiliser |
| C | LYS265 | electrostatic stabiliser |
| C | LYS285 | electrostatic stabiliser |
| C | LYS289 | electrostatic stabiliser |
| C | ASP291 | electrostatic stabiliser |
| C | ASP31 | electrostatic stabiliser, metal ligand |
| C | LYS32 | electrostatic stabiliser |
| C | GLU57 | metal ligand |
| C | GLU70 | electrostatic stabiliser, steric role |
| C | LYS181 | electrostatic stabiliser |
| C | PHE250 | steric role |
| C | ASP258 | electrostatic stabiliser, metal ligand, steric role |
| C | ALA259 | metal ligand |
| site_id | MCSA4 |
| Number of Residues | 14 |
| Details | M-CSA 9 |
| Chain | Residue | Details |
| D | HIS29 | proton acceptor, proton donor |
| D | ARG264 | electrostatic stabiliser |
| D | LYS265 | electrostatic stabiliser |
| D | LYS285 | electrostatic stabiliser |
| D | LYS289 | electrostatic stabiliser |
| D | ASP291 | electrostatic stabiliser |
| D | ASP31 | electrostatic stabiliser, metal ligand |
| D | LYS32 | electrostatic stabiliser |
| D | GLU57 | metal ligand |
| D | GLU70 | electrostatic stabiliser, steric role |
| D | LYS181 | electrostatic stabiliser |
| D | PHE250 | steric role |
| D | ASP258 | electrostatic stabiliser, metal ligand, steric role |
| D | ALA259 | metal ligand |






