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3HTX

Crystal structure of small RNA methyltransferase HEN1

Functional Information from GO Data
ChainGOidnamespacecontents
A0001510biological_processRNA methylation
A0003723molecular_functionRNA binding
A0003755molecular_functionpeptidyl-prolyl cis-trans isomerase activity
A0005634cellular_componentnucleus
A0005737cellular_componentcytoplasm
A0008168molecular_functionmethyltransferase activity
A0008171molecular_functionO-methyltransferase activity
A0008173molecular_functionRNA methyltransferase activity
A0009616biological_processRNAi-mediated antiviral immune response
A0009909biological_processregulation of flower development
A0010093biological_processspecification of floral organ identity
A0010267biological_processta-siRNA processing
A0010305biological_processleaf vascular tissue pattern formation
A0010589biological_processleaf proximal/distal pattern formation
A0016070biological_processRNA metabolic process
A0016740molecular_functiontransferase activity
A0030422biological_processsiRNA processing
A0031047biological_processregulatory ncRNA-mediated gene silencing
A0032259biological_processmethylation
A0034587biological_processpiRNA processing
A0035196biological_processmiRNA processing
A0035279biological_processmiRNA-mediated gene silencing by mRNA destabilization
A0046872molecular_functionmetal ion binding
A0090486molecular_functionsmall RNA 2'-O-methyltransferase activity
D0001510biological_processRNA methylation
D0003723molecular_functionRNA binding
D0003755molecular_functionpeptidyl-prolyl cis-trans isomerase activity
D0005634cellular_componentnucleus
D0005737cellular_componentcytoplasm
D0008168molecular_functionmethyltransferase activity
D0008171molecular_functionO-methyltransferase activity
D0008173molecular_functionRNA methyltransferase activity
D0009616biological_processRNAi-mediated antiviral immune response
D0009909biological_processregulation of flower development
D0010093biological_processspecification of floral organ identity
D0010267biological_processta-siRNA processing
D0010305biological_processleaf vascular tissue pattern formation
D0010589biological_processleaf proximal/distal pattern formation
D0016070biological_processRNA metabolic process
D0016740molecular_functiontransferase activity
D0030422biological_processsiRNA processing
D0031047biological_processregulatory ncRNA-mediated gene silencing
D0032259biological_processmethylation
D0034587biological_processpiRNA processing
D0035196biological_processmiRNA processing
D0035279biological_processmiRNA-mediated gene silencing by mRNA destabilization
D0046872molecular_functionmetal ion binding
D0090486molecular_functionsmall RNA 2'-O-methyltransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MG A 950
ChainResidue
AGLU796
AGLU799
AHIS800
AHIS860
BG22

site_idAC2
Number of Residues16
DetailsBINDING SITE FOR RESIDUE SAH A 951
ChainResidue
AASP745
AILE746
ASER747
AGLY777
ASER778
AILE779
ALEU780
ALEU795
AGLU796
AVAL797
AHIS800
BG22
AARG701
AGLY721
AGLY723
ASER726

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MG D 950
ChainResidue
DGLU796
DGLU799
DHIS800
DHIS860
EG22

site_idAC4
Number of Residues15
DetailsBINDING SITE FOR RESIDUE SAH D 951
ChainResidue
DGLY721
DCYS722
DSER724
DSER726
DASP745
DILE746
DSER747
DGLY777
DSER778
DILE779
DLEU795
DGLU796
DVAL797
DHOH949
EG22

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues16
DetailsBINDING: BINDING => ECO:0000269|PubMed:19812675, ECO:0007744|PDB:3HTX
ChainResidueDetails
ASER726
DASP745
DSER778
DLEU795
DGLU796
DGLU799
DHIS800
DHIS860
AASP745
ASER778
ALEU795
AGLU796
AGLU799
AHIS800
AHIS860
DSER726

237992

PDB entries from 2025-06-25

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