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O - Cowpea Ontology (CO_340)
https://cropontology.org/rdf/CO_340:0000418/7
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O - CO_340
https://cropontology.org/rdf/CO_340:0000421/5
O - CO_340
https://cropontology.org/rdf/CO_340:0000433/4
O - Groundnut Ontology (CO_337)
https://cropontology.org/rdf/CO_337:0000107/2
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O - CO_337
https://cropontology.org/rdf/CO_337:0000135/2
O - CO_337
https://cropontology.org/rdf/CO_337:0000137/2
O-demethylpuromycin O-methyltransferase activity - Gene Ontology (GO)
http://purl.obolibrary.org/obo/GO_0030739
Catalysis of the reaction: S-adenosyl-L-methionine + O-demethylpuromycin = S-adenosyl-L-homocysteine + puromycin.
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11-O-demethyl-17-O-deacetylvindoline O-methyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0030766
Catalysis of the reaction: S-adenosyl-L-methionine + 11-O-demethyl-17-O-deacetylvindoline = S-adenosyl-L-homocysteine + 17-O-deacetylvindoline.
17-O-deacetylvindoline O-acetyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0047162
Catalysis of the reaction: (1R,9R,10S,11R,12R,19R)-12-ethyl-10,11-dihydroxy-5-methoxy-10-(methoxycarbonyl)-8-methyl-8,16-diazapentacyclo[10.6.1.0^{1,9}.0^{2,7}.0^{16,19}]nonadeca-2(7),3,5,13-tetraen-16-ium + acetyl-CoA = (1R,9R,10S,11R,12R,19R)-11-(acetyloxy)-12-ethyl-10-hydroxy-5-methoxy-10-(methoxycarbonyl)-8-methyl-8,16-diazapentacyclo[10.6.1.0^{1,9}.0^{2,7}.0^{16,19}]nonadeca-2(7),3,5,13-tetraen-16-ium + CoA.
o-dihydroxycoumarin 7-O-glucosyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0047208
Catalysis of the reaction: 7,8-dihydroxycoumarin + UDP-D-glucose = daphnin + H+ + UDP.
flavonol-3-O-triglucoside O-coumaroyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0033811
Catalysis of the reaction: 4-coumaroyl-CoA + a flavonol 3-O-[beta-D-glucosyl-(1->2)-beta-D-glucosyl-(1->2)-beta-D-glucoside] = CoA + a flavonol 3-O-[6-(4-coumaroyl)-beta-D-glucosyl-(1->2)-beta-D-glucosyl-(1->2)-beta-D-glucoside].
6-O-methylnorlaudanosoline 5'-O-methyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0030781
Catalysis of the reaction: S-adenosyl-L-methionine + 6-O-methylnorlaudanosoline = S-adenosyl-L-homocysteine + nororientaline.
obsolete cyanidin 3-O-[2''-O-(xylosyl)-6''-O-(p-coumaroyl) glucoside] 5-O-glucosyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0102584
This term was obsoleted because it represents a specific substrate of cyanidin 3-O-galactosyltransferase activity ; GO:0102454.
cyanidin 3-O-[2''-O-(xylosyl)-6''-O-(p-coumaroyl) glucoside] 5-O-glucoside malonyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0102585
Catalysis of the reaction: anthocyanin A3 + malonyl-CoA = anthocyanin A5 + CoA.
obsolete caffeoyl-CoA:3-O-glucosyl-5-O-(caffeoylglucoside-3'-O-glucoside) 3'-O-hydroxycinnamoyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0102817
This term was obsoleted because it is not known to be catalyzed by any gene product.
O-malonyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0050736
Catalysis of the transfer of a malonyl group to an oxygen atom on the acceptor molecule.
O-hydroxycinnamoyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0050737
Catalysis of the transfer of a hydroxycinnamoyl group to an oxygen atom on the acceptor molecule.
O-methyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0008171
Catalysis of the transfer of a methyl group to the oxygen atom of an acceptor molecule.
O-acyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0008374
Catalysis of the transfer of an acyl group to an oxygen atom on the acceptor molecule.
O-acetyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0016413
Catalysis of the transfer of an acetyl group to an oxygen atom on the acceptor molecule.
O-palmitoyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0016416
Catalysis of the transfer of a palmitoyl group to an oxygen atom on the acceptor molecule.
O-succinyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0016750
Catalysis of the transfer of a succinyl group to an oxygen atom on the acceptor molecule.
O-linoleoyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0032576
Catalysis of the transfer of a linoleoyl ((9Z,12Z)-octadeca-9,12-dienoyl) group to an oxygen atom on the acceptor molecule.
O-sinapoyltransferase activity - GO
http://purl.obolibrary.org/obo/GO_0016753
Catalysis of the transfer of a sinapoyl group to an oxygen atom on the acceptor molecule.
psi(o)/(1-psi(o)) - Barley Trait POLAPGEN Ontology (POLAPGEN_BARLEY)
http://www.cropontology.org/rdf/POLAPGEN_BARLEY:0000342
a 'conformation’ term for non-light dependent reactions
Tragopogonsaponin O - Bohlmann Ontology (BOHLMANN)
http://terminologies.gfbio.org/terms/BOHLMANN/chem_19027
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o-Methoxybenzaldehyde - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_5557
Ixerin O - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_9267
Cebellin O - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_9279
o-Cresol - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_4323
Amphiacrolide O - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_8068
Bakkenolide O - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_13772
o-Coumaric acid - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_2251
O-Methyl-pertyol - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_18645
4-O-Tigloylarnicalpin - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_12936
4-O-Tigloylarnicalpin - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_10778
6'-O-caffeoylerigeroside - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_5334
o-Methoxybenzyl alcohol - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_5558
4'-O-Sulphowedeloside - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_8150
O-Acetyl-jacoline - BOHLMANN
http://terminologies.gfbio.org/terms/BOHLMANN/chem_1241
cyclin-O - Protein Ontology (PR)
http://purl.obolibrary.org/obo/PR_000005138
Category=gene.
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carboxypeptidase O - PR
http://purl.obolibrary.org/obo/PR_000005825
Category=gene.
aminopeptidase O - PR
http://purl.obolibrary.org/obo/PR_000011642
Category=gene.
cathepsin O - PR
http://purl.obolibrary.org/obo/PR_000006032
Category=gene.
protein O-GlcNAcase - PR
http://purl.obolibrary.org/obo/PR_000010386
Category=gene.
cathepsin O (human) - PR
http://purl.obolibrary.org/obo/PR_P43234
Category=organism-gene.
transmembrane O-methyltransferase - PR
http://purl.obolibrary.org/obo/PR_000016933
Category=gene.
sialate O-acetylesterase - PR
http://purl.obolibrary.org/obo/PR_000014859
Category=gene.
acetylserotonin O-methyltransferase - PR
http://purl.obolibrary.org/obo/PR_000004374
Category=gene.
centromere protein O - PR
http://purl.obolibrary.org/obo/PR_000005335
Category=gene.
choline O-acetyltransferase - PR
http://purl.obolibrary.org/obo/PR_000005404
Category=gene.
galactoside O-acetyltransferase - PR
http://purl.obolibrary.org/obo/PR_000023069
Category=gene.
maltose O-acetyltransferase - PR
http://purl.obolibrary.org/obo/PR_000023143
Category=gene.
o-succinylbenzoate synthase - PR
http://purl.obolibrary.org/obo/PR_000023202
Category=gene.
homoserine O-succinyltransferase - PR
http://purl.obolibrary.org/obo/PR_000023208
Category=gene.
O-antigen ligase - PR
http://purl.obolibrary.org/obo/PR_000023723
Category=gene.
carboxypeptidase O (zebrafish) - PR
http://purl.obolibrary.org/obo/PR_B8JLQ9
Category=organism-gene.
catechol O-methyltransferase - PR
http://purl.obolibrary.org/obo/PR_000005731
Category=gene.
carnitine O-acetyltransferase - PR
http://purl.obolibrary.org/obo/PR_000005847
Category=gene.
cyclin-O (human) - PR
http://purl.obolibrary.org/obo/PR_P22674
Category=organism-gene.
cyclin-O (mouse) - PR
http://purl.obolibrary.org/obo/PR_P0C242
Category=organism-gene.
aminopeptidase O (mouse) - PR
http://purl.obolibrary.org/obo/PR_Q8BXQ6
Category=organism-gene.
cathepsin O (mouse) - PR
http://purl.obolibrary.org/obo/PR_Q8BM88
Category=organism-gene.
carboxypeptidase O (human) - PR
http://purl.obolibrary.org/obo/PR_Q8IVL8
Category=organism-gene.
O-acetyltransferase WecH - PR
http://purl.obolibrary.org/obo/PR_000033606
Category=gene.
aminopeptidase O (rat) - PR
http://purl.obolibrary.org/obo/PR_P69527
Category=organism-gene.
aminopeptidase O (human) - PR
http://purl.obolibrary.org/obo/PR_Q8N6M6
Category=organism-gene.
O-acyltransferase (worm) - PR
http://purl.obolibrary.org/obo/PR_Q17498
Category=organism-gene.
O content - Sugar Kelp Ontology (CO_360)
https://cropontology.org/rdf/CO_360:0000080
O content
O-decanoylcarnitine - Experimental Factor Ontology (EFO)
http://purl.obolibrary.org/obo/CHEBI_68830
An <em>O</em>-acylcarnitine compound having decanoyl as the acyl substituent.
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O-malonylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_73028
An <em>O</em>-acylcarnitine having malonyl as the acyl substituent.
O-methylmalonylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_73031
An <em>O</em>-acylcarnitine having methylmalonyl as the acyl substituent.
O-octanoylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_73039
An <em>O</em>-acylcarnitine having octanoyl as the acyl substituent.
O-linoleoylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_73072
An <em>O</em>-acylcarnitine having linoleoyl as the acyl substituent.
O-stearoylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_73074
An <em>O</em>-acylcarnitine having stearoyl (octadecanoyl) as the acyl substituent.
O-acetylhomoserine - EFO
http://purl.obolibrary.org/obo/CHEBI_7671
An α-amino acid that is homoserine in which the alcoholic hydroxy group has been converted to the corresponding acetate.
O-butanoylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_7676
A C<small><sub>4</sub></small>-acylcarnitine that is the <em>O</em>-butanoyl derivative of carnitine.
cathepsin O - EFO
http://purl.obolibrary.org/obo/PR_000006032
Category=gene.
O-methyleugenol - EFO
http://purl.obolibrary.org/obo/CHEBI_4918
O-propanoylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_28867
An <em>O</em>-acylcarnitine compound having propanoyl as the acyl substituent.
O-adipoylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_68568
An <em>O</em>-acylcarnitine compound having adipoyl as the acyl substituent.
O-hexanoylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_70749
An <em>O</em>-acylcarnitine compound having hexanoyl as the acyl substituent.
O-tiglylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_71179
An <em>O</em>-acylcarnitine compound having <em>trans</em>-2-methyl-2-butenoyl (tiglyl) as the acyl substituent.
O-oleoylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_72689
An <em>O</em>-acylcarnitine having oleoyl as the acyl substituent.
O-isobutyrylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_73017
An <em>O</em>-acylcarnitine having isobutyryl as the acyl substituent.
O-acetylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_73024
An <em>O</em>-acylcarnitine having acetyl as the acyl substituent.
O-isovalerylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_73025
A C<small><sub>5</sub></small>-acylcarnitine having isovaleryl as the acyl substituent.
O-succinylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_73034
An <em>O</em>-acylcarnitine having succinyl as the acyl substituent.
O-glutarylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_73040
An <em>O</em>-acylcarnitine having glutaryl as the acyl substituent.
O-palmitoylcarnitine - EFO
http://purl.obolibrary.org/obo/CHEBI_73067
An <em>O</em>-acylcarnitine having palmitoyl (hexadecanoyl) as the acyl substituent.
O-acetylcarnitinium - Ontology of Biological Attributes (OBA)
http://purl.obolibrary.org/obo/CHEBI_15960
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O-decanoylcarnitine - OBA
http://purl.obolibrary.org/obo/CHEBI_68830
An O-acylcarnitine compound having decanoyl as the acyl substituent.
O-malonylcarnitine - OBA
http://purl.obolibrary.org/obo/CHEBI_73028
An O-acylcarnitine having malonyl as the acyl substituent.
O-methylmalonylcarnitine - OBA
http://purl.obolibrary.org/obo/CHEBI_73031
An O-acylcarnitine having methylmalonyl as the acyl substituent.
O-octanoylcarnitine - OBA
http://purl.obolibrary.org/obo/CHEBI_73039
An O-acylcarnitine having octanoyl as the acyl substituent.
cathepsin O - OBA
http://purl.obolibrary.org/obo/PR_000006032
Category=gene.
O-acetylcarnitine - OBA
http://purl.obolibrary.org/obo/CHEBI_73024
An O-acylcarnitine having acetyl as the acyl substituent.
O-palmitoylcarnitine - OBA
http://purl.obolibrary.org/obo/CHEBI_73067
An O-acylcarnitine having palmitoyl (hexadecanoyl) as the acyl substituent.
O-phosphoserine - OBA
http://purl.obolibrary.org/obo/CHEBI_37712
A serine derivative that is serine substituted at the oxygen atom by a phosphono group.
O-acylcarnitine - OBA
http://purl.obolibrary.org/obo/CHEBI_17387
Any carboxylic ester obtained by the O-acylation of carnitine.
4'-O-methylepigallocatechin-3-O-gallate - FoodOn (FOODON)
http://purl.obolibrary.org/obo/CHEBI_70256
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grade o, europe - FOODON
http://purl.obolibrary.org/obo/FOODON_03530069
o-phenyl phenol - FOODON
http://purl.obolibrary.org/obo/FOODON_03413176
Food additive; technological purpose(s): preservative.
GC-O instrument - PO2/TransformON (TRANSFORMON)
http://opendata.inrae.fr/PO2/Ontology/TransformON/c_J2O4SS
A technique that integrates the separation of volatile compounds using a gas chromatograph with the detection of odour using an olfactometer (human assessor).
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MDGC-O-MS - TRANSFORMON
http://opendata.inrae.fr/PO2/Ontology/TransformON/c_jv5II5sb
W/o germ - Food Classification and Description System (from FSA Food Type identifiers) (FOODEX2)
http://data.food.gov.uk/codes/foodtype/id/A0CQT
For grains and seeds: when the embryo of the plant has been separated and is not included in the seed
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W/o shell - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07QD
The food item is considered in its form without shell
W/o peel - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07QF
The food item is considered in its form without peel
W/o stem - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07QH
The food item is considered in its form without stem
W/o stone - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07QK
The food item is considered in its form without stone
W/o bone - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07QM
The food item is considered in its form without bone
W/o entrails - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07QP
The food item is considered in its form without interiors, entrails, internal offals.
W/o skin - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07QR
The food item is considered in its form without skin
W/o husks - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07QZ
The food item is considered in its form without husks
W/o pods - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07RB
The food item is considered in its form without pods
W/o seeds - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07RD
The food item is considered in its form without seeds
W/o cob - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07RF
The food item is considered in its form without cob
W/o core - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07RH
The food item is considered in its form without core
W/o tops - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07RM
The food item is considered in its form without tops
W/o roots - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07RP
The food item is considered in its form without roots
W/o sepals - FOODEX2
http://data.food.gov.uk/codes/foodtype/id/A07RR
The food item is considered in its form without sepals