Summary Structural details Experimental details Functional details Sequence Neighbor History Downloads

2P02

Crystal structure of the alpha subunit of human S-adenosylmethionine synthetase 2

Replaces: 2HJ2

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0000166	molecular_function	nucleotide binding
A	0004478	molecular_function	methionine adenosyltransferase activity
A	0005515	molecular_function	protein binding
A	0005524	molecular_function	ATP binding
A	0005829	cellular_component	cytosol
A	0006556	biological_process	S-adenosylmethionine biosynthetic process
A	0006730	biological_process	one-carbon metabolic process
A	0016740	molecular_function	transferase activity
A	0034214	biological_process	protein hexamerization
A	0036094	molecular_function	small molecule binding
A	0042802	molecular_function	identical protein binding
A	0046872	molecular_function	metal ion binding
A	0048269	cellular_component	methionine adenosyltransferase complex
A	0051259	biological_process	protein complex oligomerization
A	0051291	biological_process	protein heterooligomerization
A	0061431	biological_process	cellular response to methionine
A	1904263	biological_process	positive regulation of TORC1 signaling

Functional Information from PDB Data

site_id	AC1
Number of Residues	5
Details	BINDING SITE FOR RESIDUE CL A 1

Chain	Residue
A	SAM2
A	HIS51
A	LYS203
A	LYS287
A	HOH632

site_id	AC2
Number of Residues	22
Details	BINDING SITE FOR RESIDUE SAM A 2

Chain	Residue
A	GLU92
A	GLN135
A	ASP138
A	ILE139
A	GLY155
A	ASP156
A	ASP201
A	LYS203
A	SER269
A	ARG271
A	PHE272
A	ASP280
A	LYS311
A	HOH427
A	HOH435
A	HOH455
A	HOH474
A	HOH898
A	CL1
A	HIS51
A	PRO52
A	ALA77

Functional Information from PROSITE/UniProt

site_id	PS00376
Number of Residues	11
Details	ADOMET_SYNTHASE_1 S-adenosylmethionine synthase signature 1. GAGDQGlmfGY

Chain	Residue	Details
A	GLY153-TYR163

site_id	PS00377
Number of Residues	9
Details	ADOMET_SYNTHASE_2 S-adenosylmethionine synthase signature 2. GGGAFSgKD

Chain	Residue	Details
A	GLY300-ASP308

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	12
Details	Region: {"description":"Flexible loop","evidences":[{"source":"UniProtKB","id":"P0A817","evidenceCode":"ECO:0000250"}]}

Chain

Residue

Details

site_id	SWS_FT_FI2
Number of Residues	2
Details	Binding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A19","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

site_id	SWS_FT_FI3
Number of Residues	1
Details	Binding site: {"evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4KTT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A19","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1G","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1I","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

site_id	SWS_FT_FI4
Number of Residues	1
Details	Binding site: {"evidences":[{"source":"UniProtKB","id":"P0A817","evidenceCode":"ECO:0000250"}]}

Chain

Residue

Details

site_id	SWS_FT_FI5
Number of Residues	1
Details	Binding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

site_id	SWS_FT_FI6
Number of Residues	1
Details	Binding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"}]}

Chain

Residue

Details

site_id	SWS_FT_FI7
Number of Residues	2
Details	Binding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4KTT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A19","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1G","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1I","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

site_id	SWS_FT_FI8
Number of Residues	3
Details	Binding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4KTT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1G","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1I","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

site_id	SWS_FT_FI9
Number of Residues	1
Details	Binding site: {"evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5A1I","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

site_id	SWS_FT_FI10
Number of Residues	1
Details	Binding site: {"evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

site_id	SWS_FT_FI11
Number of Residues	2
Details	Binding site: {"evidences":[{"source":"PubMed","id":"25075345","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26858410","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"4NDN","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

site_id	SWS_FT_FI12
Number of Residues	1
Details	Binding site: {"description":"in other chain","evidences":[{"source":"UniProtKB","id":"P0A817","evidenceCode":"ECO:0000250"}]}

Chain

Residue

Details

site_id	SWS_FT_FI13
Number of Residues	1
Details	Modified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

site_id	SWS_FT_FI14
Number of Residues	1
Details	Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

site_id	SWS_FT_FI15
Number of Residues	1
Details	Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

site_id	SWS_FT_FI16
Number of Residues	3
Details	Cross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

Catalytic Information from CSA

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

Chain	Residue	Details
A	LYS311
A	ASP313
A	LYS307

site_id	CSA2
Number of Residues	4
Details	Annotated By Reference To The Literature 1fug

Chain	Residue	Details
A	ARG286
A	HIS51
A	LYS287
A	LYS203

site_id	MCSA1
Number of Residues	14
Details	M-CSA 9

Chain	Residue	Details
A	HIS51	proton acceptor, proton donor
A	ARG286	electrostatic stabiliser
A	LYS287	electrostatic stabiliser
A	LYS307	electrostatic stabiliser
A	LYS311	electrostatic stabiliser
A	ASP313	electrostatic stabiliser
A	ASP53	electrostatic stabiliser, metal ligand
A	LYS54	electrostatic stabiliser
A	GLU79	metal ligand
A	GLU92	electrostatic stabiliser, steric role
A	LYS203	electrostatic stabiliser
A	PHE272	steric role
A	ASP280	electrostatic stabiliser, metal ligand, steric role
A	ALA281	metal ligand

		Sequence (fasta)
		PDBx/mmCIF
		PDBML format (no-atom)
		PDB format (full)
		Validation report (PDF)
		EDMap 2fo-fc (MTZ)