Solution NMR



Function and Biology Details

Reactions catalysed:
Hydrolysis of four peptide bonds in the viral precursor polyprotein, commonly with Asp or Glu in the P6 position, Cys or Thr in P1 and Ser or Ala in P1'.
RX + glutathione = HX + R-S-glutathione
ATP + L-arginine = ADP + N(omega)-phospho-L-arginine
5,10-methylenetetrahydrofolate + dUMP = dihydrofolate + dTMP
Acyl-[acyl-carrier-protein] + malonyl-[acyl-carrier-protein] = 3-oxoacyl-[acyl-carrier-protein] + CO(2) + [acyl-carrier-protein]
Reduced plastocyanin + oxidized ferredoxin + light = oxidized plastocyanin + reduced ferredoxin
Acetyl-CoA + H(2)O + oxaloacetate = citrate + CoA
Acetyl-CoA + a 2-deoxystreptamine antibiotic = CoA + N(3)-acetyl-2-deoxystreptamine antibiotic
(S)-lactate + NAD(+) = pyruvate + NADH
(1a) NADP(+) = 2'-phospho-cyclic ADP-ribose + nicotinamide
S-ubiquitinyl-[E2 ubiquitin-conjugating enzyme]-L-cysteine + [acceptor protein]-L-lysine = [E2 ubiquitin-conjugating enzyme]-L-cysteine + N(6)-ubiquitinyl-[acceptor protein]-L-lysine
(1a) S-ubiquitinyl-[E2 ubiquitin-conjugating enzyme]-L-cysteine + [HECT-type E3 ubiquitin transferase]-L-cysteine = [E2 ubiquitin-conjugating enzyme]-L-cysteine + S-ubiquitinyl-[HECT-type E3 ubiquitin transferase]-L-cysteine
4-phosphonooxy-L-threonine + 2-oxoglutarate = (3R)-3-hydroxy-2-oxo-4-phosphonooxybutanoate + L-glutamate
Hydrolysis of alpha-(2->3)-, alpha-(2->6)-, alpha-(2->8)- glycosidic linkages of terminal sialic acid residues in oligosaccharides, glycoproteins, glycolipids, colominic acid and synthetic substrates.
Autocatalytic release of the core protein from the N-terminus of the togavirus structural polyprotein by hydrolysis of a -Trp-|-Ser- bond.
L-glutamate + H(2)O + NAD(+) = 2-oxoglutarate + NH(3) + NADH
Hydrolysis of proteins to small peptides in the presence of ATP and magnesium. Alpha-Casein is the usual test substrate. In the absence of ATP, only oligopeptides shorter than five residues are hydrolyzed (such as succinyl-Leu-Tyr-|-NHMec; and Leu-Tyr-Leu-|-Tyr-Trp, in which cleavage of the -Tyr-|-Leu- and -Tyr-|-Trp bonds also occurs).
L-glutamate + H(2)O + NADP(+) = 2-oxoglutarate + NH(3) + NADPH
ATP + protein L-histidine = ADP + protein N-phospho-L-histidine
Selective hydrolysis of -Xaa-Xaa-|-Yaa- bonds in which each of the Xaa can be either Arg or Lys and Yaa can be either Ser or Ala.
Peptidylproline (omega=180) = peptidylproline (omega=0)
L-arginine + H(2)O = L-ornithine + urea
UDP-N-acetyl-alpha-D-glucosamine = UDP-2-acetamido-2,6-dideoxy-alpha-D-xylo-hex-4-ulose + H(2)O
A (Z)-hexadec-9-enoyl-[acyl-carrier protein] + a malonyl-[acyl-carrier protein] = a (Z)-3-oxooctadec-11-enoyl-[acyl-carrier protein] + CO(2) + an [acyl-carrier protein]
DNA (containing 4-O-methylthymine) + protein L-cysteine = DNA (without 4-O-methylthymine) + protein S-methyl-L-cysteine
NAD(+) + glycine + sulfide = nicotinamide + ADP-5-ethyl-4-methylthiazole-2-carboxylate + 3 H(2)O
Hydrolyzes a Gly-|-Gly bond at its own C-terminus, commonly in the sequence -Tyr-Xaa-Val-Gly-|-Gly, in the processing of the potyviral polyprotein.
Autocatalytically cleaves itself from the polyprotein of the foot-and-mouth disease virus by hydrolysis of a Lys-|-Gly bond, but then cleaves host cell initiation factor eIF-4G at bonds -Gly-|-Arg- and -Lys-|-Arg-.
Nitric oxide + H(2)O + ferricytochrome c = nitrite + ferrocytochrome c + 2 H(+)
NH(3) + 2 H(2)O + 6 ferricytochrome c = nitrite + 6 ferrocytochrome c + 7 H(+)
Endopeptidase with a preference for cleavage when the P1 position is occupied by Glu-|- and the P1' position is occupied by Gly-|-
D-glucarate = 5-dehydro-4-deoxy-D-glucarate + H(2)O
Cutin + H(2)O = cutin monomers
NTP + H(2)O = NDP + phosphate
A beta-lactam + H(2)O = a substituted beta-amino acid
Hydrolysis of (1->4)-beta-linkages between N-acetylmuramic acid and N-acetyl-D-glucosamine residues in a peptidoglycan and between N-acetyl-D-glucosamine residues in chitodextrins
5-carboxyamino-1-(5-phospho-D-ribosyl)imidazole = 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate
N-acetyl-O-acetylneuraminate + H(2)O = N-acetylneuraminate + acetate
2 H(2)O(2) = O(2) + 2 H(2)O
N(2)-acetyl-L-ornithine + L-glutamate = L-ornithine + N-acetyl-L-glutamate
Quercetin + O(2) = 2-(3,4-dihydroxybenzoyloxy)-4,6-dihydroxybenzoate + CO + H(+)
Choline = trimethylamine + acetaldehyde
Acetyl-CoA + L-serine = CoA + O-acetyl-L-serine
Phosphoenolpyruvate + D-erythrose 4-phosphate + H(2)O = 3-deoxy-D-arabino-hept-2-ulosonate 7-phosphate + phosphate
Hydrolyzes glutaminyl bonds, and activity is further restricted by preferences for the amino acids in P6 - P1' that vary with the species of potyvirus, e.g. Glu-Xaa-Xaa-Tyr-Xaa-Gln-|-(Ser or Gly) for the enzyme from tobacco etch virus. The natural substrate is the viral polyprotein, but other proteins and oligopeptides containing the appropriate consensus sequence are also cleaved.
(S)-2-(5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamido)succinate = fumarate + 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide
ATP = 3',5'-cyclic AMP + diphosphate
ATP + H(2)O + a folded polypeptide = ADP + phosphate + an unfolded polypeptide
Release of N-terminal proline from a peptide.
Endohydrolysis of (1->4)-beta-D-glucosidic linkages in cellulose, lichenin and cereal beta-D-glucans
ATP + H(2)O + 4 H(+)(Side 1) = ADP + phosphate + 4 H(+)(Side 2)
Succinate semialdehyde + NADP(+) + H(2)O = succinate + NADPH
(1a) (2R,3S)-3-isopropylmalate = 2-isopropylmaleate + H(2)O
2 superoxide + 2 H(+) = O(2) + H(2)O(2)
(1a) NAD(+) = cyclic ADP-ribose + nicotinamide
AMP + H(2)O = D-ribose 5-phosphate + adenine
L-leucine + 2-oxoglutarate = 4-methyl-2-oxopentanoate + L-glutamate
dUTP + H(2)O = dUMP + diphosphate
Cleavage of peptide bonds with very broad specificity.
ATP-dependent cleavage of peptide bonds with broad specificity.
Selective cleavage of Gln-|-Gly bond in the poliovirus polyprotein. In other picornavirus reactions Glu may be substituted for Gln, and Ser or Thr for Gly.
2 6,7-dimethyl-8-(1-D-ribityl)lumazine = riboflavin + 4-(1-D-ribitylamino)-5-amino-2,6-dihydroxypyrimidine
Deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1)
Release of an N-terminal amino acid, Xaa-|-Yaa-, in which Xaa is preferably Leu, but may be other amino acids including Pro although not Arg or Lys, and Yaa may be Pro. Amino acid amides and methyl esters are also readily hydrolyzed, but rates on arylamides are exceedingly low.
ATP + succinate + CoA = ADP + phosphate + succinyl-CoA
(1a) ATP + [DNA ligase]-L-lysine = [DNA ligase]-N(6)-(5'-adenylyl)-L-lysine + diphosphate
Selective cleavage of Tyr-|-Gly bond in picornavirus polyprotein.
Hydroxymethylbilane = uroporphyrinogen III + H(2)O
ATP + H(2)O = ADP + phosphate
Endohydrolysis of RNA in RNA/DNA hybrids. Three different cleavage modes: 1. sequence-specific internal cleavage of RNA. Human immunodeficiency virus type 1 and Moloney murine leukemia virus enzymes prefer to cleave the RNA strand one nucleotide away from the RNA-DNA junction. 2. RNA 5'-end directed cleavage 13-19 nucleotides from the RNA end. 3. DNA 3'-end directed cleavage 15-20 nucleotides away from the primer terminus.
4 Fe(2+) + 4 H(+) + O(2) = 4 Fe(3+) + 2 H(2)O
5,6,7,8-tetrahydrofolate + NADP(+) = 7,8-dihydrofolate + NADPH
3'-end directed exonucleolytic cleavage of viral RNA-DNA hybrid
(R)-pantoate + NADP(+) = 2-dehydropantoate + NADPH
N-carbamoylputrescine + H(2)O = putrescine + CO(2) + NH(3)
The C-O-P bond 3' to the apurinic or apyrimidinic site in DNA is broken by a beta-elimination reaction, leaving a 3'-terminal unsaturated sugar and a product with a terminal 5'-phosphate
Chorismate = prephenate
Nucleoside triphosphate + RNA(n) = diphosphate + RNA(n+1)
6-phospho-D-gluconate + NADP(+) = D-ribulose 5-phosphate + CO(2) + NADPH
A long-chain aldehyde + O(2) + 2 NADPH = an alkane + formate + H(2)O + 2 NADP(+)
5-methyltetrahydrofolate + NAD(P)(+) = 5,10-methylenetetrahydrofolate + NAD(P)H
Biochemical function:
  • not assigned
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Cholesteryl ester transfer inhibitor protein Chain: A
Molecule details ›
Chain: A
Length: 38 amino acids
Theoretical weight: 4.28 KDa
Source organism: Papio hamadryas
Expression system: Not provided
  • Canonical: P34929 (Residues: 27-64; Coverage: 67%)
Gene name: APOC1B

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Refinement method: Distance geometry/simulated annealing
Expression system: Not provided