D-aminoacyl-tRNA deacylase (DTD) from Plasmodium falciparum in complex with glycyl-3'-aminoadenosine at 2.10 Angstrom resolution


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
HSCOP2B SuperfamilyDTD-like 8074792 3000522 SCOP2B (2022-06-29)
GSCOP2B SuperfamilyDTD-like 8074792 3000522 SCOP2B (2022-06-29)
FSCOP2B SuperfamilyDTD-like 8074792 3000522 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyDTD-like 8074792 3000522 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyDTD-like 8074792 3000522 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyDTD-like 8074792 3000522 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyDTD-like 8074792 3000522 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyDTD-like 8074792 3000522 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
He5j61H1 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF:ECOD (v294.2)
Ge5j61G1 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF:ECOD (v294.2)
Fe5j61F1 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF:ECOD (v294.2)
Ee5j61E1 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF:ECOD (v294.2)
De5j61D1 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF:ECOD (v294.2)
Ce5j61C1 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF:ECOD (v294.2)
Be5j61B1 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF:ECOD (v294.2)
Ae5j61A1 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF:ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B, C, D, E
PF02580D-Tyr-tRNA(Tyr) deacylase (Tyr_Deacylase)D-Tyr-tRNA(Tyr) deacylaseThis family comprises of several D-Tyr-tRNA(Tyr) deacylase proteins. Cell growth inhibition by several d-amino acids can be explained by an in vivo production of d-aminoacyl-tRNA molecules. Escherichia coli and yeast cells express an enzyme, d-Tyr-tR ...This family comprises of several D-Tyr-tRNA(Tyr) deacylase proteins. Cell growth inhibition by several d-amino acids can be explained by an in vivo production of d-aminoacyl-tRNA molecules. Escherichia coli and yeast cells express an enzyme, d-Tyr-tRNA(Tyr) deacylase, capable of recycling such d-aminoacyl-tRNA molecules into free tRNA and d-amino acid. Accordingly, upon inactivation of the genes of the above deacylases, the toxicity of d-amino acids increases. Orthologues of the deacylase are found in many cells [1].The D-aminoacyl-tRNA deacylase (DTD) enzyme is homodimeric with two active sites located at the dimeric interface. Each active site carries an invariant Gly-cisPro dipeptide motif in each monomer. The interaction between the dipeptide motifs from each monomer ensures substrate stereospecificity. This family also includes a subclass of DTDs which is present in Chordata and harbors a Gly-transPro motif. The cis to trans switch is the key to Animal DTDs (ATD) gaining of L-chiral selectivity. This 'gain of function' through relaxation of substrate chiral specificity underlies ATD's capability of correcting the error in tRNA selection [2].
Domain

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, B, C, D, E
IPR003732D-aminoacyl-tRNA deacylase DTDFamily
A, B, C, D, E
IPR023509D-aminoacyl-tRNA deacylase-like superfamilyHomologous Superfamily