Structure of PDB 1yrn Chain A Binding Site BS02

Receptor Information

>1yrn Chain A (length=49) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

ISPQARAFLEQVFRRKQSLNSKEKEEVAKKCGITPLQVRVWFINKRMRS

Ligand information

>1yrn Chain D (length=21) [Search DNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

tatgatgtaataaattacatg

Receptor-Ligand Complex Structure

Global view

Local view

Structure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]

PDB	1yrn Crystal structure of the MATa1/MAT alpha 2 homeodomain heterodimer bound to DNA.
Resolution	2.5 Å
Binding residue (original residue number in PDB)	I77 R82 N120 R124
Binding residue (residue number reindexed from 1)	I1 R6 N44 R48

Enzymatic activity

Enzyme Commision number

Gene Ontology

	Molecular Function
GO:0000981	DNA-binding transcription factor activity, RNA polymerase II-specific
GO:0003677	DNA binding

	Biological Process
GO:0006355	regulation of DNA-templated transcription

View graph for
Molecular Function

View graph for
Biological Process

External links

PDB	RCSB:1yrn, PDBe:1yrn, PDBj:1yrn
PDBsum	1yrn
PubMed	7569974
UniProt	P0CY10\|MATA1_YEASX Mating-type protein A1 (Gene Name=MATA1)

[Back to BioLiP]