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2IPX

Human Fibrillarin

Functional Information from GO Data
ChainGOidnamespacecontents
A0003723molecular_functionRNA binding
A0006364biological_processrRNA processing
A0008168molecular_functionmethyltransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 317
ChainResidue
APHE141
ATHR209
AGLU304
AHOH4005
AHOH4006
AHOH4027

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CA A 318
ChainResidue
AHOH4101
AGLN289
AGLU290
AGLU290

site_idAC3
Number of Residues14
DetailsBINDING SITE FOR RESIDUE MTA A 4001
ChainResidue
AGLY168
AALA170
AGLU192
APHE193
AGLU216
AASP217
AALA218
AARG219
AASP237
AVAL238
AGLN240
AHOH4112
AHOH4216
AHOH4234

Functional Information from PROSITE/UniProt
site_idPS00566
Number of Residues15
DetailsFIBRILLARIN Fibrillarin signature. GLVYAVEFShRsgRD
ChainResidueDetails
AGLY186-ASP200

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"Q9Y9U3","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues5
DetailsBinding site: {"evidences":[{"source":"Reference","evidenceCode":"ECO:0000269","citation":{"citationType":"submission","publicationDate":"FEB-2009","submissionDatabase":"PDB data bank","title":"The crystal structure of human fibrillarin in complex with SAH.","authoringGroup":["Structural genomics consortium (SGC)"]}}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"30540930","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues6
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

246905

PDB entries from 2025-12-31

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