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Literature summary for 2.7.7.B24 extracted from

  • Kato, K.; Ishii, R.; Hirano, S.; Ishitani, R.; Nureki, O.
    Structural basis for the catalytic mechanism of DncV, bacterial homolog of cyclic GMP-AMP synthase (2015), Structure, 23, 843-850.
    View publication on PubMed

Crystallization (Commentary)

Crystallization (Comment) Organism
structure in complex with dGTP. DncV adopts an extended bilobed architecture characterized by a nucleotidyltransferase fold Vibrio cholerae O1
structure of apo form and in complex with GTP and with dATP and dGTP, respectively. DncV adopts an extended bilobed architecture characterized by a nucleotidyltransferase fold. The ribose and triphosphate moieties of both GTP and ATP are bound to the donor and acceptor pockets in a similar manner. DncV efficiently catalyzes the phosphodiester linkage formation with ATP bound to the acceptor pocket, compared with GTP, thereby producing pppA(3'–5')pG preferentially Vibrio cholerae O1

Organism

Organism UniProt Comment Textmining
Vibrio cholerae O1 Q6XGD8
-
-
Vibrio cholerae O1 Q9KVG7
-
-
Vibrio cholerae O1 ATCC 39315 Q6XGD8
-
-
Vibrio cholerae O1 ATCC 39315 Q9KVG7
-
-

Reaction

Reaction Comment Organism Reaction ID
ATP + GTP = 2 diphosphate + cyclic Gp(3'-5')G (3) Vibrio cholerae O1
GTP + ATP = 2 diphosphate + cyclic Gp(3'-5')A (2) Vibrio cholerae O1
GTP + GTP = 2 diphosphate + cyclic Gp(3'-5')G (1) Vibrio cholerae O1

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + GTP
-
Vibrio cholerae O1 2 diphosphate + cyclic Ap(3'-5')Gp
-
?
ATP + GTP
-
Vibrio cholerae O1 ATCC 39315 2 diphosphate + cyclic Ap(3'-5')Gp
-
?
GTP + ATP
-
Vibrio cholerae O1 2 diphosphate + cyclic Gp(3'-5')A
-
?
GTP + ATP
-
Vibrio cholerae O1 ATCC 39315 2 diphosphate + cyclic Gp(3'-5')A
-
?
GTP + GTP
-
Vibrio cholerae O1 2 diphosphate + cyclic Gp(3'-5')G
-
?
GTP + GTP
-
Vibrio cholerae O1 ATCC 39315 2 diphosphate + cyclic Gp(3'-5')G
-
?
additional information DncV preferably recognizes ATP and GTP as acceptor and donor nucleotides, respectively, in the first nucleotidyl transfer reaction Vibrio cholerae O1 ?
-
?
additional information DncV preferably recognizes ATP and GTP as acceptor and donor nucleotides, respectively, in the first nucleotidyl transfer reaction Vibrio cholerae O1 ATCC 39315 ?
-
?

Synonyms

Synonyms Comment Organism
3'-5'-cyclic AMP GMP cyclase
-
Vibrio cholerae O1
DncV
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Vibrio cholerae O1
VC0179-like protein
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Vibrio cholerae O1