7SQI

Crosslinked Crystal Structure of Type II Fatty Acid Synthase Ketosynthase, FabB, and C14-crypto Acyl Carrier Protein, AcpP

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004315	molecular_function	3-oxoacyl-[acyl-carrier-protein] synthase activity
A	0005737	cellular_component	cytoplasm
A	0005829	cellular_component	cytosol
A	0006633	biological_process	fatty acid biosynthetic process
A	0016746	molecular_function	acyltransferase activity
A	0016747	molecular_function	acyltransferase activity, transferring groups other than amino-acyl groups
A	0044281	biological_process	small molecule metabolic process
A	1903966	biological_process	monounsaturated fatty acid biosynthetic process
B	0004315	molecular_function	3-oxoacyl-[acyl-carrier-protein] synthase activity
B	0005737	cellular_component	cytoplasm
B	0005829	cellular_component	cytosol
B	0006633	biological_process	fatty acid biosynthetic process
B	0016746	molecular_function	acyltransferase activity
B	0016747	molecular_function	acyltransferase activity, transferring groups other than amino-acyl groups
B	0044281	biological_process	small molecule metabolic process
B	1903966	biological_process	monounsaturated fatty acid biosynthetic process
C	0000035	molecular_function	acyl binding
C	0000036	molecular_function	acyl carrier activity
C	0005515	molecular_function	protein binding
C	0005737	cellular_component	cytoplasm
C	0005829	cellular_component	cytosol
C	0006633	biological_process	fatty acid biosynthetic process
C	0008289	molecular_function	lipid binding
C	0008610	biological_process	lipid biosynthetic process
C	0009245	biological_process	lipid A biosynthetic process
C	0009410	biological_process	response to xenobiotic stimulus
C	0016020	cellular_component	membrane
C	0031177	molecular_function	phosphopantetheine binding
D	0000035	molecular_function	acyl binding
D	0000036	molecular_function	acyl carrier activity
D	0005515	molecular_function	protein binding
D	0005737	cellular_component	cytoplasm
D	0005829	cellular_component	cytosol
D	0006633	biological_process	fatty acid biosynthetic process
D	0008289	molecular_function	lipid binding
D	0008610	biological_process	lipid biosynthetic process
D	0009245	biological_process	lipid A biosynthetic process
D	0009410	biological_process	response to xenobiotic stimulus
D	0016020	cellular_component	membrane
D	0031177	molecular_function	phosphopantetheine binding

Functional Information from PROSITE/UniProt

site_id	PS00012
Number of Residues	16
Details	PHOSPHOPANTETHEINE Phosphopantetheine attachment site. DLGADSLDTVELVMAL

Chain	Residue	Details
C	ASP31-LEU46

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site_id	PS00606
Number of Residues	17
Details	KS3_1 Ketosynthase family 3 (KS3) active site signature. GVNysISsACATSahCI

Chain	Residue	Details
A	GLY154-ILE170

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	2
Details	ACT_SITE: For beta-ketoacyl synthase activity => ECO:0000255|PROSITE-ProRule:PRU01348, ECO:0000305|PubMed:10571059

Chain	Residue	Details
A	CYS163
B	CYS163

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site_id	SWS_FT_FI2
Number of Residues	4
Details	ACT_SITE: For beta-ketoacyl synthase activity => ECO:0000255|PROSITE-ProRule:PRU01348

Chain	Residue	Details
A	HIS298
A	HIS333
B	HIS298
B	HIS333

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Catalytic Information from CSA

site_id	MCSA1
Number of Residues	6
Details	M-CSA 292

Chain	Residue	Details
A	CYS163	activator, covalently attached, electrostatic stabiliser, hydrogen bond donor, nucleofuge, nucleophile
A	HIS298	electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
A	LYS328	activator, hydrogen bond donor
A	HIS333	electrostatic stabiliser, hydrogen bond donor, increase basicity
A	PHE390	activator, hydrogen bond acceptor
A	PHE392	electrostatic stabiliser, hydrogen bond donor

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site_id	MCSA2
Number of Residues	6
Details	M-CSA 292

Chain	Residue	Details
B	CYS163	activator, covalently attached, electrostatic stabiliser, hydrogen bond donor, nucleofuge, nucleophile
B	HIS298	electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
B	LYS328	activator, hydrogen bond donor
B	HIS333	electrostatic stabiliser, hydrogen bond donor, increase basicity
B	PHE390	activator, hydrogen bond acceptor
B	PHE392	electrostatic stabiliser, hydrogen bond donor

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