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3RTX

Crystal structure of mammalian capping enzyme (Mce1) and Pol II CTD complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0004484molecular_functionmRNA guanylyltransferase activity
A0005524molecular_functionATP binding
A0006370biological_process7-methylguanosine mRNA capping
B0004484molecular_functionmRNA guanylyltransferase activity
B0005524molecular_functionATP binding
B0006370biological_process7-methylguanosine mRNA capping
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GUN A 1
ChainResidue
APRO273
AARG299
AASP343
AGLY344
AGLU345
AILE441
AGLN443

site_idAC2
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GUN B 2
ChainResidue
BLYS294
BARG299
BASP343
BGLY344
BGLU345
BTYR362
BHOH15
BPRO273

Functional Information from PROSITE/UniProt
site_idPS00115
Number of Residues7
DetailsRNA_POL_II_REPEAT Eukaryotic RNA polymerase II heptapeptide repeat. YSPTSPS
ChainResidueDetails
CTYR5-SER11
CTYR12-SER18

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsACT_SITE: N6-GMP-lysine intermediate
ChainResidueDetails
ALYS294
BLYS294

site_idSWS_FT_FI2
Number of Residues2
DetailsBINDING:
ChainResidueDetails
AARG299
BARG299

site_idSWS_FT_FI3
Number of Residues8
DetailsBINDING: BINDING => ECO:0000255
ChainResidueDetails
AARG315
AASP343
ALYS458
AARG528
BARG315
BASP343
BLYS458
BARG528

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PDB entries from 2024-10-16

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