ID M1BXB6_SOLTU Unreviewed; 452 AA.
AC M1BXB6;
DT 03-APR-2013, integrated into UniProtKB/TrEMBL.
DT 03-APR-2013, sequence version 1.
DT 24-JAN-2024, entry version 67.
DE RecName: Full=Methionine aminopeptidase 2 {ECO:0000256|HAMAP-Rule:MF_03175};
DE Short=MAP 2 {ECO:0000256|HAMAP-Rule:MF_03175};
DE Short=MetAP 2 {ECO:0000256|HAMAP-Rule:MF_03175};
DE EC=3.4.11.18 {ECO:0000256|HAMAP-Rule:MF_03175};
DE AltName: Full=Peptidase M {ECO:0000256|HAMAP-Rule:MF_03175};
GN Name=102594334 {ECO:0000313|EnsemblPlants:PGSC0003DMT400055082};
OS Solanum tuberosum (Potato).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC asterids; lamiids; Solanales; Solanaceae; Solanoideae; Solaneae; Solanum.
OX NCBI_TaxID=4113 {ECO:0000313|EnsemblPlants:PGSC0003DMT400055082, ECO:0000313|Proteomes:UP000011115};
RN [1] {ECO:0000313|Proteomes:UP000011115}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=cv. DM1-3 516 R44 {ECO:0000313|Proteomes:UP000011115};
RX PubMed=21743474; DOI=10.1038/nature10158;
RG The Potato Genome Sequencing Consortium;
RT "Genome sequence and analysis of the tuber crop potato.";
RL Nature 475:189-195(2011).
RN [2] {ECO:0000313|EnsemblPlants:PGSC0003DMT400055082}
RP IDENTIFICATION.
RC STRAIN=DM1-3 516 R44 {ECO:0000313|EnsemblPlants:PGSC0003DMT400055082};
RG EnsemblPlants;
RL Submitted (JUN-2015) to UniProtKB.
CC -!- FUNCTION: Cotranslationally removes the N-terminal methionine from
CC nascent proteins. The N-terminal methionine is often cleaved when the
CC second residue in the primary sequence is small and uncharged (Met-
CC Ala-, Cys, Gly, Pro, Ser, Thr, or Val). {ECO:0000256|HAMAP-
CC Rule:MF_03175, ECO:0000256|RuleBase:RU003653}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Release of N-terminal amino acids, preferentially methionine,
CC from peptides and arylamides.; EC=3.4.11.18;
CC Evidence={ECO:0000256|ARBA:ARBA00000294, ECO:0000256|HAMAP-
CC Rule:MF_03175, ECO:0000256|RuleBase:RU003653};
CC -!- COFACTOR:
CC Name=Co(2+); Xref=ChEBI:CHEBI:48828;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_03175};
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_03175};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_03175};
CC Name=Fe(2+); Xref=ChEBI:CHEBI:29033;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_03175};
CC Note=Binds 2 divalent metal cations per subunit. Has a high-affinity
CC and a low affinity metal-binding site. The true nature of the
CC physiological cofactor is under debate. The enzyme is active with
CC cobalt, zinc, manganese or divalent iron ions. Most likely, methionine
CC aminopeptidases function as mononuclear Fe(2+)-metalloproteases under
CC physiological conditions, and the catalytically relevant metal-binding
CC site has been assigned to the histidine-containing high-affinity site.
CC {ECO:0000256|HAMAP-Rule:MF_03175};
CC -!- COFACTOR:
CC Name=Fe(2+); Xref=ChEBI:CHEBI:29033;
CC Evidence={ECO:0000256|ARBA:ARBA00001954};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|ARBA:ARBA00001936};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_03175}.
CC -!- SIMILARITY: Belongs to the peptidase M24A family. Methionine
CC aminopeptidase eukaryotic type 2 subfamily. {ECO:0000256|HAMAP-
CC Rule:MF_03175}.
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DR AlphaFoldDB; M1BXB6; -.
DR STRING; 4113.M1BXB6; -.
DR PaxDb; 4113-PGSC0003DMT400055082; -.
DR EnsemblPlants; PGSC0003DMT400055082; PGSC0003DMT400055082; PGSC0003DMG400021374.
DR Gramene; PGSC0003DMT400055082; PGSC0003DMT400055082; PGSC0003DMG400021374.
DR eggNOG; KOG2775; Eukaryota.
DR InParanoid; M1BXB6; -.
DR OMA; NEIAAHY; -.
DR Proteomes; UP000011115; Unassembled WGS sequence.
DR ExpressionAtlas; M1BXB6; baseline.
DR GO; GO:0005737; C:cytoplasm; IBA:GO_Central.
DR GO; GO:0004177; F:aminopeptidase activity; IBA:GO_Central.
DR GO; GO:0004239; F:initiator methionyl aminopeptidase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0070006; F:metalloaminopeptidase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008235; F:metalloexopeptidase activity; IBA:GO_Central.
DR GO; GO:0006508; P:proteolysis; IEA:UniProtKB-KW.
DR CDD; cd01088; MetAP2; 1.
DR Gene3D; 3.90.230.10; Creatinase/methionine aminopeptidase superfamily; 1.
DR Gene3D; 1.10.10.10; Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain; 1.
DR HAMAP; MF_03175; MetAP_2_euk; 1.
DR InterPro; IPR036005; Creatinase/aminopeptidase-like.
DR InterPro; IPR000994; Pept_M24.
DR InterPro; IPR001714; Pept_M24_MAP.
DR InterPro; IPR002468; Pept_M24A_MAP2.
DR InterPro; IPR018349; Pept_M24A_MAP2_BS.
DR InterPro; IPR036388; WH-like_DNA-bd_sf.
DR InterPro; IPR036390; WH_DNA-bd_sf.
DR NCBIfam; TIGR00501; met_pdase_II; 1.
DR PANTHER; PTHR45777; METHIONINE AMINOPEPTIDASE 2; 1.
DR PANTHER; PTHR45777:SF2; METHIONINE AMINOPEPTIDASE 2; 1.
DR Pfam; PF00557; Peptidase_M24; 1.
DR PRINTS; PR00599; MAPEPTIDASE.
DR SUPFAM; SSF55920; Creatinase/aminopeptidase; 1.
DR SUPFAM; SSF46785; Winged helix' DNA-binding domain; 1.
DR PROSITE; PS01202; MAP_2; 1.
PE 3: Inferred from homology;
KW Aminopeptidase {ECO:0000256|ARBA:ARBA00022438, ECO:0000256|HAMAP-
KW Rule:MF_03175}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_03175};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_03175};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_03175};
KW Protease {ECO:0000256|ARBA:ARBA00022670, ECO:0000256|HAMAP-Rule:MF_03175};
KW Reference proteome {ECO:0000313|Proteomes:UP000011115}.
FT DOMAIN 143..341
FT /note="Peptidase M24"
FT /evidence="ECO:0000259|Pfam:PF00557"
FT REGION 1..54
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 72..104
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 205
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03175"
FT BINDING 225
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03175"
FT BINDING 236
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03175"
FT BINDING 236
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03175"
FT BINDING 305
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03175"
FT BINDING 313
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03175"
FT BINDING 338
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03175"
FT BINDING 433
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03175"
FT BINDING 433
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03175"
SQ SEQUENCE 452 AA; 50638 MW; 8AAFA536E9909DB8 CRC64;
MAKEEPNSAS VVVEGTSEVR DDNETANGSA SSLQKEVEEK VDGLTVDEPT TGTRSIWLPL
IPVPSICDFT EAAKKKKKKN KSKKKKEPPQ QTDPPSIPVA ELYPSGEFPE GEIQQYKDDN
LWRTTSEEKR ELERLEKPTY NSVRQAAEVH RQVRKYIRQI AKPGMLMIDL CETLENMVRK
LISENGLQAG IAFPTGCSLN WVAAHWTPNS GDKTVLQYDD VMKLDFGTHI DGRIVDCAFT
VAFNPMFDPL LEASREATNT GIKEAGIDVR LCDVGAAIQE VMESYEVEIN GKVFQVKSIR
NLNGHSIGQY QIHAGKSVPI VKGGEQTKME EGEFYAIETF GSTGKGYVRE DLECSHYMKN
FDIGHIPLRL PRAKQLLATI NKNFSTLAFC RRYLDRVGET KYLMALKNLC DAGIVQPYPP
LCDNKGSYVS QFEHTILLRP TCKEVVSRGD DY
//