Structure of PDB 4yrv Chain A

Receptor sequence
>4yrvA (length=288) Species: 103690 (Nostoc sp. PCC 7120 = FACHB-418) [Search protein sequence]
NDIDLIKRLGPSAMDQIMLYLAFSAMRTSGHRHGAFLDAAATAAKCAIYM
TYLEQGQNLRMTGHLHHLEPKRVKIIVEEVRQALMEGKLLKTLGSQEPRY
LIQFPYVWMEQYPWIPGRSRIPGTSLTSEEKRQIEHKLPSNLPDAQLVTS
FEFLELIEFLHKRSQEDLPPEHRMELSEALAEHIKRRLLYSGTVTRIDSP
WGMPFYALTRPFYQERTYIMVEDTARYFRMMKDWAEKRPNAMRALEELDV
PPERWDEAMQELDEIIRTWADKYHQVIPMILQMVFGRK
3D structure
PDB4yrv Structural insights into HetR-PatS interaction involved in cyanobacterial pattern formation
ChainA
Resolution2.8 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.4.21.-
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 dna A G36 N60 L61 R62 K73 S179 E180 A181 G34 N58 L59 R60 K71 S177 E178 A179
BS02 dna A H69 R74 R188 H67 R72 R186
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0004252 serine-type endopeptidase activity
GO:0008236 serine-type peptidase activity
GO:0042802 identical protein binding
Biological Process
GO:0006508 proteolysis
GO:0043158 heterocyst development

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Molecular Function
View graph for
Biological Process
External links
PDB RCSB:4yrv, PDBe:4yrv, PDBj:4yrv
PDBsum4yrv
PubMed26576507
UniProtP27709|HETR_NOSS1 DNA-binding transcriptional activator HetR (Gene Name=hetR)

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