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3BCB

Crystal structure of mouse selenocysteine synthase, sodium phosphate soak

Functional Information from GO Data
ChainGOidnamespacecontents
A0001717biological_processconversion of seryl-tRNAsec to selenocys-tRNAsec
A0016740molecular_functiontransferase activity
A0098621molecular_functionO-phosphoseryl-tRNA(Sec) selenium transferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CL A 501
ChainResidue
ASER259
ASER260
ALYS261
AARG341
AHOH624

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE PO4 A 502
ChainResidue
AHOH504
AHOH910
AHOH970
AARG97
ASER98
AGLN105
AARG313

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE PO4 A 503
ChainResidue
AARG199
AHIS368
AHOH666
AHOH942

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues10
DetailsRegion: {"description":"Phosphate loop (P-loop)","evidences":[{"source":"PubMed","id":"18093968","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"18093968","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsSite: {"description":"May act as a substrate filter by repelling compounds with a negatively charged alpha-carboxylate","evidences":[{"source":"PubMed","id":"18093968","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"N6-(pyridoxal phosphate)lysine","evidences":[{"source":"PubMed","id":"18093968","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

243911

PDB entries from 2025-10-29

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