KAD2_NOSS1
ID KAD2_NOSS1 Reviewed; 184 AA.
AC Q8Z0M3;
DT 27-MAY-2002, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2002, sequence version 1.
DT 03-AUG-2022, entry version 104.
DE RecName: Full=Adenylate kinase 2 {ECO:0000255|HAMAP-Rule:MF_00235};
DE Short=AK 2 {ECO:0000255|HAMAP-Rule:MF_00235};
DE EC=2.7.4.3 {ECO:0000255|HAMAP-Rule:MF_00235};
DE AltName: Full=ATP-AMP transphosphorylase 2 {ECO:0000255|HAMAP-Rule:MF_00235};
DE AltName: Full=ATP:AMP phosphotransferase 2 {ECO:0000255|HAMAP-Rule:MF_00235};
DE AltName: Full=Adenylate monophosphate kinase 2 {ECO:0000255|HAMAP-Rule:MF_00235};
GN Name=adk2 {ECO:0000255|HAMAP-Rule:MF_00235}; OrderedLocusNames=alr0068;
OS Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576).
OC Bacteria; Cyanobacteria; Nostocales; Nostocaceae; Nostoc.
OX NCBI_TaxID=103690;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 7120 / SAG 25.82 / UTEX 2576;
RX PubMed=11759840; DOI=10.1093/dnares/8.5.205;
RA Kaneko T., Nakamura Y., Wolk C.P., Kuritz T., Sasamoto S., Watanabe A.,
RA Iriguchi M., Ishikawa A., Kawashima K., Kimura T., Kishida Y., Kohara M.,
RA Matsumoto M., Matsuno A., Muraki A., Nakazaki N., Shimpo S., Sugimoto M.,
RA Takazawa M., Yamada M., Yasuda M., Tabata S.;
RT "Complete genomic sequence of the filamentous nitrogen-fixing
RT cyanobacterium Anabaena sp. strain PCC 7120.";
RL DNA Res. 8:205-213(2001).
CC -!- FUNCTION: Catalyzes the reversible transfer of the terminal phosphate
CC group between ATP and AMP. Plays an important role in cellular energy
CC homeostasis and in adenine nucleotide metabolism. {ECO:0000255|HAMAP-
CC Rule:MF_00235}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=AMP + ATP = 2 ADP; Xref=Rhea:RHEA:12973, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:456215, ChEBI:CHEBI:456216; EC=2.7.4.3;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00235};
CC -!- PATHWAY: Purine metabolism; AMP biosynthesis via salvage pathway; AMP
CC from ADP: step 1/1. {ECO:0000255|HAMAP-Rule:MF_00235}.
CC -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_00235}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00235}.
CC -!- DOMAIN: Consists of three domains, a large central CORE domain and two
CC small peripheral domains, NMPbind and LID, which undergo movements
CC during catalysis. The LID domain closes over the site of phosphoryl
CC transfer upon ATP binding. Assembling and dissambling the active center
CC during each catalytic cycle provides an effective means to prevent ATP
CC hydrolysis. {ECO:0000255|HAMAP-Rule:MF_00235}.
CC -!- SIMILARITY: Belongs to the adenylate kinase family. {ECO:0000255|HAMAP-
CC Rule:MF_00235}.
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DR EMBL; BA000019; BAB77592.1; -; Genomic_DNA.
DR PIR; AD1815; AD1815.
DR RefSeq; WP_010994245.1; NZ_RSCN01000016.1.
DR AlphaFoldDB; Q8Z0M3; -.
DR SMR; Q8Z0M3; -.
DR STRING; 103690.17135046; -.
DR EnsemblBacteria; BAB77592; BAB77592; BAB77592.
DR KEGG; ana:alr0068; -.
DR eggNOG; COG0563; Bacteria.
DR OMA; MSPVIAW; -.
DR OrthoDB; 1491686at2; -.
DR UniPathway; UPA00588; UER00649.
DR Proteomes; UP000002483; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004017; F:adenylate kinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0044209; P:AMP salvage; IEA:UniProtKB-UniPathway.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR CDD; cd01428; ADK; 1.
DR Gene3D; 3.40.50.300; -; 1.
DR HAMAP; MF_00235; Adenylate_kinase_Adk; 1.
DR InterPro; IPR000850; Adenylat/UMP-CMP_kin.
DR InterPro; IPR027417; P-loop_NTPase.
DR PANTHER; PTHR23359; PTHR23359; 1.
DR PRINTS; PR00094; ADENYLTKNASE.
DR SUPFAM; SSF52540; SSF52540; 1.
PE 3: Inferred from homology;
KW ATP-binding; Cytoplasm; Kinase; Nucleotide biosynthesis;
KW Nucleotide-binding; Reference proteome; Transferase.
FT CHAIN 1..184
FT /note="Adenylate kinase 2"
FT /id="PRO_0000158717"
FT REGION 30..59
FT /note="NMP"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00235"
FT REGION 126..132
FT /note="LID"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00235"
FT BINDING 10..15
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00235"
FT BINDING 31
FT /ligand="AMP"
FT /ligand_id="ChEBI:CHEBI:456215"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00235"
FT BINDING 36
FT /ligand="AMP"
FT /ligand_id="ChEBI:CHEBI:456215"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00235"
FT BINDING 57..59
FT /ligand="AMP"
FT /ligand_id="ChEBI:CHEBI:456215"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00235"
FT BINDING 85..88
FT /ligand="AMP"
FT /ligand_id="ChEBI:CHEBI:456215"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00235"
FT BINDING 92
FT /ligand="AMP"
FT /ligand_id="ChEBI:CHEBI:456215"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00235"
FT BINDING 127
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00235"
FT BINDING 140
FT /ligand="AMP"
FT /ligand_id="ChEBI:CHEBI:456215"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00235"
FT BINDING 168
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00235"
SQ SEQUENCE 184 AA; 21054 MW; FC942AA460626D78 CRC64;
MRLVILGGSG SGKSTQAQRL CSHLEITQIS TGEILREAIS HLSELGRHAQ PYMIKGELVP
DEMIIELIRL RLKKSDVIDG WVLEGYPRTA FQAEELDFLL DELGQKLDWA IYLQVPEAVM
VSRSLGRSLP DDQPEIVQRR VEIFYDRTVP ILEYYDRRRR LLTINGDQSP ELVLQSILKL
LLVT