Structure of PDB 4eqh Chain B

Receptor sequence

>4eqhB (length=115) Species: 9606 (Homo sapiens)

RPGGDTIFGKIIRKEIPAKIIFEDDRCLAFHDISPQAPTHFLVIPKKHIS
QISVAEDDDESLLGHLMIVGKKCAADLGLNKGYRMVVNEGSDGGQSVYHV
HLHVLGGRQMHWPPG

3D structure

• PDB: 4eqh Side chain independent recognition of aminoacyl adenylates by the hint1 transcription suppressor.
• Chain: B
• Resolution: 1.668 Å

Enzymatic activity

• Enzyme Commision number: 3.4.22.-
  3.9.1.-

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	WSA	B	I18 D43 I44 N99 G105 Q106 S107 H112 H114	I7 D32 I33 N88 G94 Q95 S96 H101 H103

Gene Ontology

Molecular Function

• GO:0000166 nucleotide binding
• GO:0003824 catalytic activity
• GO:0005080 protein kinase C binding
• GO:0005515 protein binding
• GO:0008234 cysteine-type peptidase activity
• GO:0016787 hydrolase activity
• GO:0016929 deSUMOylase activity
• GO:0043530 adenosine 5'-monophosphoramidase activity

Biological Process

• GO:0006355 regulation of DNA-templated transcription
• GO:0006508 proteolysis
• GO:0006915 apoptotic process
• GO:0007165 signal transduction
• GO:0009154 purine ribonucleotide catabolic process
• GO:0016926 protein desumoylation
• GO:0050850 positive regulation of calcium-mediated signaling
• GO:0072332 intrinsic apoptotic signaling pathway by p53 class mediator

Cellular Component

• GO:0000118 histone deacetylase complex
• GO:0005634 nucleus
• GO:0005654 nucleoplasm
• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0005856 cytoskeleton
• GO:0005886 plasma membrane
• GO:0070062 extracellular exosome

External links

• PDB: RCSB:4eqh, PDBe:4eqh, PDBj:4eqh
• PDBsum: 4eqh
• PubMed: 22329685
• UniProt: P49773|HINT1_HUMAN Adenosine 5'-monophosphoramidase HINT1 (Gene Name=HINT1)