Structure of PDB 1utd Chain O

Receptor sequence

>1utdO (length=71) Species: 1422 (Geobacillus stearothermophilus)

TNSDFVVIKALEDGVNVIGLTRGADTRFHHSEKLDKGEVLIAQFTEHTSA
IKVRGKAYIQTRHGVIESEGK

3D structure

• PDB: 1utd The Interaction of RNA with Trap: The Role of Triplet Repeats and Separating Spacer Nucleotides
• Chain: O
• Resolution: 2.1 Å

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)	Binding affinity
BS01	rna	O	F32 E36 K37 D39	F28 E32 K33 D35	PDBbind-CN: Kd=0.31nM
BS02	TRP	O	T25 R26 G27 D29 T30 S53	T21 R22 G23 D25 T26 S49
BS03	TRP	O	G23 A46 Q47 T49 T52	G19 A42 Q43 T45 T48

Gene Ontology

Molecular Function

• GO:0003723 RNA binding
• GO:0005515 protein binding
• GO:0042802 identical protein binding

Biological Process

• GO:0006353 DNA-templated transcription termination
• GO:0006355 regulation of DNA-templated transcription

External links

• PDB: RCSB:1utd, PDBe:1utd, PDBj:1utd
• PDBsum: 1utd
• PubMed: 15050822
• UniProt: Q9X6J6|MTRB_GEOSE Transcription attenuation protein MtrB (Gene Name=mtrB)