HAMAP rule MF_00625

General rule information [?]

Accession	MF_00625
Dates	17-MAR-2003 (Created) 1-JUN-2023 (Last updated, Version 36)

Name

SelD

Scope

Bacteria

Archaea

Template

P16456 (SELD_ECOLI)

Triggered by

HAMAP; MF_00625 (Get profile general information and statistics)

Propagated annotation [?]

Identifier, protein and gene names [?]

Identifier

SELD

Protein name

RecName:		Full=Selenide, water dikinase;
		EC 2.7.9.3;
AltName:		Full=Selenium donor protein;
AltName:		Full=Selenophosphate synthase;

Gene name

selD

Comments [?]

Function	Synthesizes selenophosphate from selenide and ATP.
Catalytic activity	RHEA:18737: ATP + H2O + hydrogenselenide = AMP + 2 H(+) + phosphate + selenophosphate EC 2.7.9.3
Cofactor	Mg(2+) Note: Binds 1 Mg(2+) ion per monomer.
Subunit	Homodimer.
Similarity	Belongs to the selenophosphate synthase 1 family. Class I subfamily.

Keywords [?]

Transferase
Kinase
Selenium
Magnesium
ATP-binding
Metal-binding
Nucleotide-binding

Gene Ontology [?]

GO:0005524; Molecular function: ATP binding.
GO:0000287; Molecular function: magnesium ion binding.
GO:0004756; Molecular function: selenide, water dikinase activity.

Cross-references [?]

Pfam	PF00586; AIRS; 1;
	PF02769; AIRS_C; 1;
NCBIfam	TIGR00476; SelD; 1;

Features [?]

From: SELD_ECOLI (P16456)

Key From To Description Tag Condition FTGroup

BINDING 48 50 /ligand="ATP" /ligand_id="ChEBI:CHEBI:30616" /ligand_note="ligand shared between dimeric partners" /note="in other chain x(2)-[DE]

BINDING 139 141 /ligand="ATP" /ligand_id="ChEBI:CHEBI:30616" /ligand_note="ligand shared between dimeric partners G-H-[ST]

ACT_SITE 17 17 [CU]

BINDING 51 51 /ligand="Mg(2+)" /ligand_id="ChEBI:CHEBI:18420 D

BINDING 91 91 /ligand="Mg(2+)" /ligand_id="ChEBI:CHEBI:18420 D

BINDING 227 227 /ligand="Mg(2+)" /ligand_id="ChEBI:CHEBI:18420 D

BINDING 20 20 /ligand="ATP" /ligand_id="ChEBI:CHEBI:30616" /ligand_note="ligand shared between dimeric partners" /note="in other chain K

BINDING 68 68 /ligand="ATP" /ligand_id="ChEBI:CHEBI:30616" /ligand_note="ligand shared between dimeric partners" /note="in other chain D

BINDING 91 91 /ligand="ATP" /ligand_id="ChEBI:CHEBI:30616" /ligand_note="ligand shared between dimeric partners" /note="in other chain D

SITE 20 20 Important for catalytic activity K

Additional information [?]

Size range	334-367 amino acids
Related rules	None
Fusion	None

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