Structure of PDB 4pn1 Chain D

Receptor sequence
>4pn1D (length=255) Species: 4896 (Schizosaccharomyces pombe) [Search protein sequence]
AVPKIEMNFLNKPIVPDTTKVISNFLTHYLITEPVEHVEIEAKLGTLIDL
ETQNRFEFPVMNETILNPEFNLRTRFESDMTASEHKYLNEFLNQAFRDSQ
KPGRLPFAYKHTKQVDLFYETESRDKIRVSKNQSDNQVLACVKKRRVADL
FLYCPNDAFDIRISISDELPVSMPSGNQQPSLTRLKDRVGYVHQEIKIDL
TKTTQTERHELEVEFGNIADLRDRAQKAKDGMEAPLFRRVQLFMDNVRIL
RREHS
3D structure
PDB4pn1 Fission yeast RNA triphosphatase reads an Spt5 CTD code.
ChainD
Resolution2.803 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) E78 E80 R169 K185 K227 E262
Catalytic site (residue number reindexed from 1) E39 E41 R128 K144 K186 E214
Enzyme Commision number 3.6.1.74: mRNA 5'-phosphatase.
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 peptide D N63 F64 H67 N106 E108 N24 F25 H28 N67 E69
Gene Ontology
Molecular Function
GO:0004651 polynucleotide 5'-phosphatase activity
GO:0005515 protein binding
GO:0016787 hydrolase activity
GO:0016887 ATP hydrolysis activity
GO:0099122 RNA polymerase II C-terminal domain binding
GO:0140818 mRNA 5'-triphosphate monophosphatase activity
Biological Process
GO:0006370 7-methylguanosine mRNA capping
Cellular Component
GO:0005634 nucleus
GO:0031533 mRNA capping enzyme complex

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Cellular Component
External links
PDB RCSB:4pn1, PDBe:4pn1, PDBj:4pn1
PDBsum4pn1
PubMed25414009
UniProtQ9P6Q6|CET1_SCHPO mRNA-capping enzyme subunit beta (Gene Name=pct1)

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