Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

1P16

Structure of an mRNA capping enzyme bound to the phosphorylated carboxyl-terminal domain of RNA polymerase II

Functional Information from GO Data
ChainGOidnamespacecontents
A0004484molecular_functionmRNA guanylyltransferase activity
A0005524molecular_functionATP binding
A0006370biological_process7-methylguanosine mRNA capping
A0031533cellular_componentmRNA capping enzyme complex
B0004484molecular_functionmRNA guanylyltransferase activity
B0005524molecular_functionATP binding
B0006370biological_process7-methylguanosine mRNA capping
B0031533cellular_componentmRNA capping enzyme complex
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE PO4 A 7001
ChainResidue
AGLN44
AARG92
ALYS241
A5GP1167
AHOH7097

site_idAC2
Number of Residues1
DetailsBINDING SITE FOR RESIDUE PO4 A 7002
ChainResidue
ALYS23

site_idAC3
Number of Residues1
DetailsBINDING SITE FOR RESIDUE PO4 A 7005
ChainResidue
AARG26

site_idAC4
Number of Residues13
DetailsBINDING SITE FOR RESIDUE 5GP A 1167
ChainResidue
ACYS65
ALYS67
ATHR68
AGLU126
APHE144
ALYS197
AILE223
ALEU239
APO47001
AHOH7092
AHOH7135
AGLN44
APRO45

site_idAC5
Number of Residues14
DetailsBINDING SITE FOR RESIDUE GTP B 5001
ChainResidue
BGLN44
BPRO45
BLYS67
BARG72
BGLU126
BPHE144
BLYS197
BILE223
BLEU239
BLYS241
BLYS243
BHOH5051
BHOH5132
BHOH5151

Functional Information from PROSITE/UniProt
site_idPS00115
Number of Residues7
DetailsRNA_POL_II_REPEAT Eukaryotic RNA polymerase II heptapeptide repeat. YSPTSPS
ChainResidueDetails
CTYR94-SER100
CTYR101-SER107
CTYR108-SER114

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"N6-GMP-lysine intermediate","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

PDB statisticsPDBj update infoContact PDBjnumon