7Y07
 
 | | Crystal structure of Ricin A chain bound with (S)-2-amino-N-(1-hydroxy-3-phenylpropan-2-yl)-4-oxo-3,4-dihydropteridine-7-carboxamide | | Descriptor: | 2-azanyl-4-oxidanylidene-N-[(2S)-1-oxidanyl-3-phenyl-propan-2-yl]-3H-pteridine-7-carboxamide, Ricin A chain, SULFATE ION | | Authors: | Goto, M, Higashi, S, Ohba, T, Kawata, R, Nagatsu, K, Suzuki, S, Saito, R. | | Deposit date: | 2022-06-03 | | Release date: | 2022-12-21 | | Last modified: | 2023-11-29 | | Method: | X-RAY DIFFRACTION (1.25 Å) | | Cite: | Conformational change in ricin toxin A-Chain: A critical factor for inhibitor binding to the secondary pocket.
Biochem.Biophys.Res.Commun., 627, 2022
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7Y08
 | | Crystal structure of Ricin A chain bound with (2-amino-4-oxo-3,4-dihydropteridine-7-carbonyl)glycyl-L-phenylalanine | | Descriptor: | N-[(2-amino-4-oxo-1,4-dihydropteridin-7-yl)carbonyl]glycyl-L-phenylalanine, Ricin A chain, SULFATE ION | | Authors: | Goto, M, Higashi, S, Ohba, T, Kawata, R, Nagatsu, K, Suzuki, S, Saito, R. | | Deposit date: | 2022-06-03 | | Release date: | 2022-12-21 | | Last modified: | 2023-11-29 | | Method: | X-RAY DIFFRACTION (1.25 Å) | | Cite: | Conformational change in ricin toxin A-Chain: A critical factor for inhibitor binding to the secondary pocket.
Biochem.Biophys.Res.Commun., 627, 2022
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3PX8
 | | RTA in complex with 7-carboxy-pterin | | Descriptor: | 2-amino-4-oxo-1,4-dihydropteridine-7-carboxylic acid, Preproricin | | Authors: | Jasheway, K.R, Robertus, J.D. | | Deposit date: | 2010-12-09 | | Release date: | 2011-06-22 | | Last modified: | 2024-02-21 | | Method: | X-RAY DIFFRACTION (1.29 Å) | | Cite: | 7-Substituted pterins provide a new direction for ricin A chain inhibitors.
Eur.J.Med.Chem., 46, 2011
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7XZT
 | | Crystal structure of Ricin A chain bound with (2-amino-4-oxo-3,4-dihydropteridine-7-carbonyl)-D-tyrosine | | Descriptor: | (2R)-2-[(2-azanyl-4-oxidanylidene-3H-pteridin-7-yl)carbonylamino]-3-(4-hydroxyphenyl)propanoic acid, Ricin A chain, SULFATE ION | | Authors: | Goto, M, Higashi, S, Ohba, T, Kawata, R, Nagatsu, K, Suzuki, S, Saito, R. | | Deposit date: | 2022-06-03 | | Release date: | 2022-12-21 | | Last modified: | 2023-11-29 | | Method: | X-RAY DIFFRACTION (1.3 Å) | | Cite: | Conformational change in ricin toxin A-Chain: A critical factor for inhibitor binding to the secondary pocket.
Biochem.Biophys.Res.Commun., 627, 2022
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7TGF
 | | Single-domain VHH intrabodies neutralize ricin toxin. | | Descriptor: | 1,2-ETHANEDIOL, CHLORIDE ION, Ricin chain A, ... | | Authors: | Rudolph, M.J, Mantis, N. | | Deposit date: | 2022-01-07 | | Release date: | 2022-10-12 | | Last modified: | 2023-10-18 | | Method: | X-RAY DIFFRACTION (1.347 Å) | | Cite: | Single-domain antibodies neutralize ricin toxin intracellularly by blocking access to ribosomal P-stalk proteins.
J.Biol.Chem., 298, 2022
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7Y06
 | | Crystal structure of Ricin A chain bound with (S)-2-(2-amino-4-oxo-3,4-dihydropteridine-7-carboxamido)-4-phenylbutanoic acid | | Descriptor: | (2S)-2-[(2-azanyl-4-oxidanylidene-3H-pteridin-7-yl)carbonylamino]-4-phenyl-butanoic acid, Ricin A chain, SULFATE ION | | Authors: | Goto, M, Higashi, S, Ohba, T, Kawata, R, Nagatsu, K, Suzuki, S, Saito, R. | | Deposit date: | 2022-06-03 | | Release date: | 2022-12-21 | | Last modified: | 2023-11-29 | | Method: | X-RAY DIFFRACTION (1.35 Å) | | Cite: | Conformational change in ricin toxin A-Chain: A critical factor for inhibitor binding to the secondary pocket.
Biochem.Biophys.Res.Commun., 627, 2022
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7Y03
 | | Crystal structure of Ricin A chain bound with (S)-2-(2-amino-4-oxo-3,4-dihydropteridine-7-carboxamido)-2-phenylacetic acid | | Descriptor: | (2S)-2-[(2-azanyl-4-oxidanylidene-3H-pteridin-7-yl)carbonylamino]-2-phenyl-ethanoic acid, Ricin A chain, SULFATE ION | | Authors: | Goto, M, Higashi, S, Ohba, T, Kawata, R, Nagatsu, K, Suzuki, S, Saito, R. | | Deposit date: | 2022-06-03 | | Release date: | 2022-12-21 | | Last modified: | 2023-11-29 | | Method: | X-RAY DIFFRACTION (1.35 Å) | | Cite: | Conformational change in ricin toxin A-Chain: A critical factor for inhibitor binding to the secondary pocket.
Biochem.Biophys.Res.Commun., 627, 2022
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2VC4
 | | Ricin A-Chain (Recombinant) E177D Mutant | | Descriptor: | GLYCEROL, RICIN A CHAIN, SULFATE ION | | Authors: | Marsden, C.J, Fulop, V. | | Deposit date: | 2007-09-18 | | Release date: | 2007-10-16 | | Last modified: | 2023-12-13 | | Method: | X-RAY DIFFRACTION (1.39 Å) | | Cite: | The Isolation and Characterisation of Temperature-Dependent Ricin a Chain Molecules in Saccharomyces Cerevisiae
FEBS J., 274, 2007
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1UQ5
 | | RICIN A-CHAIN (RECOMBINANT) N122A MUTANT | | Descriptor: | ACETATE ION, RICIN, SULFATE ION | | Authors: | Marsden, C.J, Fulop, V. | | Deposit date: | 2003-10-15 | | Release date: | 2004-01-02 | | Last modified: | 2023-12-13 | | Method: | X-RAY DIFFRACTION (1.4 Å) | | Cite: | The Effect of Mutations Surrounding and within the Active Site on the Catalytic Activity of Ricin a Chain
Eur.J.Biochem., 271, 2004
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7Y4M
 | | Crystal structure of Ricin A chain bound with N2-(2-amino-4-oxo-3,4-dihydropteridine-7-carbonyl)glycyl-L-phenylalanyl-N6-((benzyloxy)carbonyl)-L-lysine | | Descriptor: | (2S)-2-[[(2S)-2-[2-[(2-azanyl-4-oxidanylidene-3H-pteridin-7-yl)carbonylamino]ethanoylamino]-3-phenyl-propanoyl]amino]-6-(phenylmethoxycarbonylamino)hexanoic acid, Ricin A chain, SULFATE ION | | Authors: | Katakura, S, Goto, M, Ohba, T, Kawata, R, Nagatsu, K, Higashi, S, Matsumoto, K, Kurisu, K, Ohtsuka, K, Saito, R. | | Deposit date: | 2022-06-15 | | Release date: | 2022-11-16 | | Last modified: | 2023-11-29 | | Method: | X-RAY DIFFRACTION (1.45 Å) | | Cite: | Pterin-based small molecule inhibitor capable of binding to the secondary pocket in the active site of ricin-toxin A chain.
Plos One, 17, 2022
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7XZW
 | | Crystal structure of Ricin A chain bound with (2-amino-4-oxo-3,4-dihydropteridine-7-carbonyl)-D-phenylalanine | | Descriptor: | (2R)-2-[(2-azanyl-4-oxidanylidene-3H-pteridin-7-yl)carbonylamino]-3-phenyl-propanoic acid, Ricin A chain, SULFATE ION | | Authors: | Goto, M, Higashi, S, Ohba, T, Kawata, R, Nagatsu, K, Suzuki, S, Saito, R. | | Deposit date: | 2022-06-03 | | Release date: | 2022-12-21 | | Last modified: | 2023-11-29 | | Method: | X-RAY DIFFRACTION (1.45 Å) | | Cite: | Conformational change in ricin toxin A-Chain: A critical factor for inhibitor binding to the secondary pocket.
Biochem.Biophys.Res.Commun., 627, 2022
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4Z9K
 | | Ricin A chain bound to camelid nanobody (VHH2)(F5) | | Descriptor: | 1,2-ETHANEDIOL, CHLORIDE ION, Ricin, ... | | Authors: | Rudolph, M.J. | | Deposit date: | 2015-04-10 | | Release date: | 2016-07-20 | | Last modified: | 2019-12-11 | | Method: | X-RAY DIFFRACTION (1.5 Å) | | Cite: | Structural analysis of nested neutralizing and non-neutralizing B cell epitopes on ricin toxin's enzymatic subunit.
Proteins, 84, 2016
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5DDZ
 | | Crystal structure of the RTA-c10-P2 complex | | Descriptor: | 60S acidic ribosomal protein P2, Ricin | | Authors: | Zhu, Y, Fan, X, Wang, C, Niu, L, Li, X, Teng, M. | | Deposit date: | 2015-08-25 | | Release date: | 2016-09-07 | | Last modified: | 2023-11-08 | | Method: | X-RAY DIFFRACTION (1.5 Å) | | Cite: | Structural insights into the interaction of the ribosomal P stalk protein P2 with a type II ribosome-inactivating protein ricin
Sci Rep, 6, 2016
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7XZS
 | | Crystal structure of Ricin A chain bound with (2-amino-4-oxo-3,4-dihydropteridine-7-carbonyl)-L-tyrosine | | Descriptor: | (2S)-2-[(2-azanyl-4-oxidanylidene-3H-pteridin-7-yl)carbonylamino]-3-(4-hydroxyphenyl)propanoic acid, Ricin A chain, SULFATE ION | | Authors: | Goto, M, Higashi, S, Ohba, T, Kawata, R, Nagatsu, K, Suzuki, S, Saito, R. | | Deposit date: | 2022-06-03 | | Release date: | 2022-12-21 | | Last modified: | 2023-11-29 | | Method: | X-RAY DIFFRACTION (1.5 Å) | | Cite: | Conformational change in ricin toxin A-Chain: A critical factor for inhibitor binding to the secondary pocket.
Biochem.Biophys.Res.Commun., 627, 2022
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1J1M
 | | Ricin A-Chain (Recombinant) at 100K | | Descriptor: | Ricin, SULFATE ION, alpha-D-glucopyranose-(1-1)-alpha-D-glucopyranose | | Authors: | Watanabe, K, Motoshima, H. | | Deposit date: | 2002-12-10 | | Release date: | 2004-02-03 | | Last modified: | 2023-12-27 | | Method: | X-RAY DIFFRACTION (1.5 Å) | | Cite: | Ricin A-Chain (Recombinant) at 100K
To be published
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4HUO
 | | Structure of Ricin A chain bound with N-(N-(pterin-7-yl)carbonylglycyl)-L-phenylalanine | | Descriptor: | N-[(2-amino-4-oxo-1,4-dihydropteridin-7-yl)carbonyl]glycyl-L-phenylalanine, Ricin | | Authors: | Jasheway, K.R, Monzingo, A.F, Saito, R, Pruet, J.M, Manzano, L.A, Wiget, P.A, Anslyn, E.V, Robertus, J.D. | | Deposit date: | 2012-11-02 | | Release date: | 2012-12-26 | | Last modified: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (1.52 Å) | | Cite: | Peptide-conjugated pterins as inhibitors of ricin toxin A.
J.Med.Chem., 56, 2013
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4MX5
 | | Structure of ricin A chain bound with benzyl-(2-(2-amino-4-oxo-3,4-dihydropteridine-7-carboxamido)ethyl)carbamate | | Descriptor: | Ricin A chain, benzyl (2-{[(2-amino-4-oxo-3,4-dihydropteridin-7-yl)carbonyl]amino}ethyl)carbamate | | Authors: | Jasheway, K.R, Robertus, J.D, Wiget, P.A, Manzano, L.A, Pruet, J.M, Gao, G, Saito, R, Monzingo, A.F, Anslyn, E.V. | | Deposit date: | 2013-09-25 | | Release date: | 2014-01-15 | | Last modified: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (1.52 Å) | | Cite: | Sulfur incorporation generally improves Ricin inhibition in pterin-appended glycine-phenylalanine dipeptide mimics.
Bioorg.Med.Chem.Lett., 23, 2013
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7MLN
 | | Crystal structure of ricin A chain in complex with 5-(o-tolyl)thiophene-2-carboxylic acid | | Descriptor: | 5-(2-methylphenyl)thiophene-2-carboxylic acid, GLYCEROL, Ricin | | Authors: | Harijan, R.K, Li, X.P, Cao, B, Augeri, D, Bonanno, J.B, Almo, S.C, Tumer, N.E, Schramm, V.L. | | Deposit date: | 2021-04-28 | | Release date: | 2022-02-09 | | Last modified: | 2023-10-18 | | Method: | X-RAY DIFFRACTION (1.52 Å) | | Cite: | Synthesis and Structural Characterization of Ricin Inhibitors Targeting Ribosome Binding Using Fragment-Based Methods and Structure-Based Design.
J.Med.Chem., 64, 2021
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6URY
 | | Crystal structure of ricin A chain in complex with inhibitor 9-oxo-4-fluorenecarboxamide | | Descriptor: | 1,2-ETHANEDIOL, 9-oxo-9H-fluorene-4-carboxamide, CHLORIDE ION, ... | | Authors: | Harijan, R.K, Li, X.P, Bonanno, J.B, Almo, S.C, Tumer, N.E, Schramm, V.L. | | Deposit date: | 2019-10-24 | | Release date: | 2020-06-17 | | Last modified: | 2023-10-11 | | Method: | X-RAY DIFFRACTION (1.54 Å) | | Cite: | Small Molecule Inhibitors Targeting the Interaction of Ricin Toxin A Subunit with Ribosomes.
Acs Infect Dis., 6, 2020
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4HV3
 | | Structure of Ricin A chain bound with N-(N-(pterin-7-yl)carbonyl-L-serinyl)-L-tryptophan | | Descriptor: | (2S)-2-[[(2S)-2-[(2-azanyl-4-oxidanylidene-1H-pteridin-7-yl)carbonylamino]-3-oxidanyl-propanoyl]amino]-3-(1H-indol-3-yl)propanoic acid, MALONIC ACID, Ricin, ... | | Authors: | Robertus, J.D, Manzano, L.A, Jasheway, K.R, Monzingo, A.F, Saito, R, Pruet, J.M, Wiget, P.A, Anslyn, E.V. | | Deposit date: | 2012-11-05 | | Release date: | 2012-12-26 | | Last modified: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (1.54 Å) | | Cite: | Peptide-conjugated pterins as inhibitors of ricin toxin A.
J.Med.Chem., 56, 2013
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5GU4
 | | rRNA N-glycosylase RTA | | Descriptor: | GLY-PHE-GLY-LEU-PHE-ASP, GLYCEROL, Ricin | | Authors: | Shi, W.W, Tang, Y.S, Sze, S.Y, Zhu, Z.N, Wong, K.B, Shaw, P.C. | | Deposit date: | 2016-08-24 | | Release date: | 2016-11-02 | | Last modified: | 2023-11-08 | | Method: | X-RAY DIFFRACTION (1.55 Å) | | Cite: | Crystal Structure of Ribosome-Inactivating Protein Ricin A Chain in Complex with the C-Terminal Peptide of the Ribosomal Stalk Protein P2
Toxins, 8, 2016
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4MX1
 | | Structure of ricin A chain bound with 2-amino-4-oxo-N-(2-(3-phenylureido)ethyl)-3,4-dihydropteridine-7-carboxamide | | Descriptor: | 2-amino-4-oxo-N-{2-[(phenylcarbamoyl)amino]ethyl}-3,4-dihydropteridine-7-carboxamide, MALONIC ACID, Ricin A chain, ... | | Authors: | Robertus, J.D, Wiget, P.A, Manzano, L.A, Pruet, J.M, Gao, G, Saito, R, Jasheway, K.R, Monzingo, A.F, Anslyn, E.V. | | Deposit date: | 2013-09-25 | | Release date: | 2014-01-15 | | Last modified: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (1.59 Å) | | Cite: | Sulfur incorporation generally improves Ricin inhibition in pterin-appended glycine-phenylalanine dipeptide mimics.
Bioorg.Med.Chem.Lett., 23, 2013
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8I7P
 | | Crystal structure of Ricin A chain bound with N2-(2-amino-4-oxo-3,4-dihydropteridine-7-carbonyl)glycyl-L-tyrosine | | Descriptor: | 6-(2-ethyl-4-hydroxyphenyl)-1H-indazole-3-carboxamide, Ricin A chain, SULFATE ION | | Authors: | Goto, M, Sakamoto, N, Higashi, S, Kawata, R, Nagatsu, K, Saito, R. | | Deposit date: | 2023-02-01 | | Release date: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (1.6 Å) | | Cite: | Crystal structure of ricin toxin A chain complexed with a highly potent pterin-based small-molecular inhibitor.
J Enzyme Inhib Med Chem, 38, 2023
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2VC3
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7XZU
 | | Crystal structure of Ricin A chain bound with (2-amino-4-oxo-3,4-dihydropteridine-7-carbonyl)-L-phenylalanine | | Descriptor: | (2S)-2-[(2-azanyl-4-oxidanylidene-3H-pteridin-7-yl)carbonylamino]-3-phenyl-propanoic acid, Ricin A chain, SULFATE ION | | Authors: | Goto, M, Higashi, S, Ohba, T, Kawata, R, Nagatsu, K, Suzuki, S, Saito, R. | | Deposit date: | 2022-06-03 | | Release date: | 2022-12-21 | | Last modified: | 2023-11-29 | | Method: | X-RAY DIFFRACTION (1.6 Å) | | Cite: | Conformational change in ricin toxin A-Chain: A critical factor for inhibitor binding to the secondary pocket.
Biochem.Biophys.Res.Commun., 627, 2022
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