2D7U

Crystal structure of hypothetical adenylosuccinate synthetase, PH0438 from Pyrococcus horikoshii OT3

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0000166	molecular_function	nucleotide binding
A	0000287	molecular_function	magnesium ion binding
A	0004019	molecular_function	adenylosuccinate synthase activity
A	0005525	molecular_function	GTP binding
A	0005737	cellular_component	cytoplasm
A	0006164	biological_process	purine nucleotide biosynthetic process
A	0016874	molecular_function	ligase activity
A	0044208	biological_process	'de novo' AMP biosynthetic process
A	0046040	biological_process	IMP metabolic process
A	0046872	molecular_function	metal ion binding

Functional Information from PROSITE/UniProt

site_id	PS01266
Number of Residues	8
Details	ADENYLOSUCCIN_SYN_1 Adenylosuccinate synthetase GTP-binding site. QWGDEGKG

Chain	Residue	Details
A	GLN10-GLY17

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	1
Details	ACT_SITE: Proton acceptor => ECO:0000255|HAMAP-Rule:MF_00011

Chain	Residue	Details
A	ASP13

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site_id	SWS_FT_FI2
Number of Residues	1
Details	ACT_SITE: Proton donor => ECO:0000255|HAMAP-Rule:MF_00011

Chain	Residue	Details
A	HIS43

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site_id	SWS_FT_FI3
Number of Residues	8
Details	BINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00011

Chain	Residue	Details
A	GLY12
A	ASP13
A	GLY42
A	ARG141
A	THR252
A	ARG258
A	MET284
A	LYS324

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site_id	SWS_FT_FI4
Number of Residues	5
Details	BINDING: in other chain => ECO:0000255|HAMAP-Rule:MF_00011

Chain	Residue	Details
A	ASN40
A	THR127
A	GLN179
A	THR194
A	ARG256

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Catalytic Information from CSA

site_id	CSA1
Number of Residues	3
Details	Annotated By Reference To The Literature 1gim

Chain	Residue	Details
A	GLN179
A	ASP13
A	HIS43

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