RCSB PDB

158367 Biological Macromolecular Structures Enabling Breakthroughs in Research and Education

1MB2

Crystal Structure of Tryptophanyl-tRNA Synthetase Complexed with Tryptophan in an Open Conformation

Macromolecule Annotations for the Entities in PDB 1MB2

Domain Annotation: SCOP Classification SCOP Database (version: 1.75) Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species
A	d1mb2a_	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Class I aminoacyl-tRNA synthetases (RS), catalytic domain	Tryptophanyl-tRNA synthetase (TrpRS)	Bacillus stearothermophilus [TaxId: 1422]
B	d1mb2b_	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Class I aminoacyl-tRNA synthetases (RS), catalytic domain	Tryptophanyl-tRNA synthetase (TrpRS)	Bacillus stearothermophilus [TaxId: 1422]
C	d1mb2c_	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Class I aminoacyl-tRNA synthetases (RS), catalytic domain	Tryptophanyl-tRNA synthetase (TrpRS)	Bacillus stearothermophilus [TaxId: 1422]
D	d1mb2d_	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Class I aminoacyl-tRNA synthetases (RS), catalytic domain	Tryptophanyl-tRNA synthetase (TrpRS)	Bacillus stearothermophilus [TaxId: 1422]
E	d1mb2e_	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Class I aminoacyl-tRNA synthetases (RS), catalytic domain	Tryptophanyl-tRNA synthetase (TrpRS)	Bacillus stearothermophilus [TaxId: 1422]
F	d1mb2f_	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Class I aminoacyl-tRNA synthetases (RS), catalytic domain	Tryptophanyl-tRNA synthetase (TrpRS)	Bacillus stearothermophilus [TaxId: 1422]

Domain Annotation: CATH CATH Database (version 4.0.0) Homepage

Chains	Domain	Class	Architecture	Topology	Homology
A1	1mb2A01	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs
A2	1mb2A02	Mainly Alpha	Orthogonal Bundle	Tyrosyl-Transfer RNA Synthetase	Tyrosyl-Transfer RNA Synthetase
B1	1mb2B01	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs
B2	1mb2B02	Mainly Alpha	Orthogonal Bundle	Tyrosyl-Transfer RNA Synthetase	Tyrosyl-Transfer RNA Synthetase
C1	1mb2C01	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs
C2	1mb2C02	Mainly Alpha	Orthogonal Bundle	Tyrosyl-Transfer RNA Synthetase	Tyrosyl-Transfer RNA Synthetase
D1	1mb2D01	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs
D2	1mb2D02	Mainly Alpha	Orthogonal Bundle	Tyrosyl-Transfer RNA Synthetase	Tyrosyl-Transfer RNA Synthetase
E1	1mb2E01	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs
E2	1mb2E02	Mainly Alpha	Orthogonal Bundle	Tyrosyl-Transfer RNA Synthetase	Tyrosyl-Transfer RNA Synthetase
F1	1mb2F01	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs
F2	1mb2F02	Mainly Alpha	Orthogonal Bundle	Tyrosyl-Transfer RNA Synthetase	Tyrosyl-Transfer RNA Synthetase

Protein Family Annotation Pfam Database Homepage

Chains	Pfam Accession	Pfam Identifier	Pfam Description	Type	Source

Gene Product Annotation Gene Ontology Consortium Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A,B,C,D,E,F	TRYPTOPHAN-TRNA LIGASE (1MB2:A,B,C,D,E,F)	Nucleotide Binding Aminoacyl TRNA Ligase Activity Tryptophan TRNA Ligase Activity ATP Binding Ligase Activity	Translation TRNA Aminoacylation For Protein Translation Tryptophanyl TRNA Aminoacylation	Cytoplasm

Protein Modification Annotation

Type	PDB Residue Nr.	Description

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