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Title :   POTASSIUM CHANNEL KCSA-FAB WITH TETRAHEXYLAMMONIUM

Authors :   M. J. Lenaeus, D. Burdette, T. Wagner, P. J. Focia, A. Gross

Date :   29 Jul 14 (Deposition) - 27 Aug 14 (Release) - 03 Sep 14 (Revision)

Method :   X-RAY DIFFRACTION

Resolution :   2.40

Chains :   Asym. Unit : A,B,C
Biol. Unit 1: A,B,C  (4x)

Keywords :   Immune System-Metal Transport Complex, Quaternary Ammonium, Protein-Antibody Fab Complex, Ionic Channel, Ion Transport, Potassium Channel (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )

Reference :   M. J. Lenaeus, D. Burdette, T. Wagner, P. J. Focia, A. Gross
Structures Of Kcsa In Complex With Symmetrical Quaternary Ammonium Compounds Reveal A Hydrophobic Binding Site.
Biochemistry V. 53 5365 2014
PubMed-ID: 25093676 | Reference-DOI: 10.1021/BI500525S

Molecule 1 - ANTIBODY FAB FRAGMENT LIGHT CHAIN
	Chains	:	A
	Engineered	:	YES
	Expression System	:	MUS MUSCULUS
	Expression System Common	:	HOUSE MOUSE
	Expression System Taxid	:	10090
	Organism Common	:	HOUSE MOUSE
	Organism Scientific	:	MUS MUSCULUS
	Organism Taxid	:	10090

Molecule 2 - ANTIBODY FAB FRAGMENT HEAVY CHAIN
	Chains	:	B
	Engineered	:	YES
	Expression System	:	MUS MUSCULUS
	Expression System Common	:	HOUSE MOUSE
	Expression System Taxid	:	10090
	Organism Common	:	HOUSE MOUSE
	Organism Scientific	:	MUS MUSCULUS
	Organism Taxid	:	10090

Molecule 3 - VOLTAGE-GATED POTASSIUM CHANNEL KCSA
	Chains	:	C
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI
	Expression System Taxid	:	562
	Organism Scientific	:	STREPTOMYCES LIVIDANS
	Organism Taxid	:	1916
	Synonym	:	STREPTOMYCES LIVIDANS K+ CHANNEL, KCSA

		1	2	3
Asymmetric Unit	:	A	B	C
Biological Unit 1 (4x)	:	A	B	C

Summary Information (see also Sequences/Alignments below)

Asymmetric Unit (7, 14)

No.	Name	Count	Type	Full Name
1	CO	1	Ligand/Ion	COBALT (II) ION
2	DGA	1	Ligand/Ion	DIACYL GLYCEROL
3	F09	4	Ligand/Ion	NONAN-1-OL
4	IND	1	Ligand/Ion	INDOLE
5	K	4	Ligand/Ion	POTASSIUM ION
6	PO4	1	Ligand/Ion	PHOSPHATE ION
7	XA7	2	Ligand/Ion	TETRAHEXYL AMMONNIUM

Biological Unit 1 (5, 36)

No.	Name	Count	Type	Full Name
1	CO	-1	Ligand/Ion	COBALT (II) ION
2	DGA	4	Ligand/Ion	DIACYL GLYCEROL
3	F09	16	Ligand/Ion	NONAN-1-OL
4	IND	4	Ligand/Ion	INDOLE
5	K	-1	Ligand/Ion	POTASSIUM ION
6	PO4	4	Ligand/Ion	PHOSPHATE ION
7	XA7	8	Ligand/Ion	TETRAHEXYL AMMONNIUM

Asymmetric Unit (12, 12)

No.	Name	Evidence	Residues	Description
01	AC1	SOFTWARE	ARG A:57	BINDING SITE FOR RESIDUE F09 A1220
02	AC2	SOFTWARE	GLY C:77 , TYR C:78 , K C:1126	BINDING SITE FOR RESIDUE K C1125
03	AC3	SOFTWARE	VAL C:76 , GLY C:77 , K C:1125 , K C:1127	BINDING SITE FOR RESIDUE K C1126
04	AC4	SOFTWARE	THR C:75 , VAL C:76 , K C:1126 , K C:1128	BINDING SITE FOR RESIDUE K C1127
05	AC5	SOFTWARE	THR C:75 , K C:1127	BINDING SITE FOR RESIDUE K C1128
06	AC6	SOFTWARE	SER A:31 , GLU B:53 , TYR C:45 , PRO C:63 , ARG C:89 , PO4 C:1133	BINDING SITE FOR RESIDUE DGA C1129
07	AC7	SOFTWARE	HIS C:124	BINDING SITE FOR RESIDUE CO C1130
08	AC8	SOFTWARE	HOH B:2012 , TYR C:78 , GLY C:79 , TYR C:82	BINDING SITE FOR RESIDUE XA7 C1131
09	AC9	SOFTWARE	ALA C:73 , THR C:74 , THR C:75 , GLY C:99 , PHE C:103	BINDING SITE FOR RESIDUE XA7 C1132
10	BC1	SOFTWARE	GLU B:53 , DGA C:1129 , HOH C:2011 , HOH C:2012 , HOH C:2013	BINDING SITE FOR RESIDUE PO4 C1133
11	BC2	SOFTWARE	GLY C:30 , F09 C:1135	BINDING SITE FOR RESIDUE F09 C1134
12	BC3	SOFTWARE	SER C:22 , F09 C:1134	BINDING SITE FOR RESIDUE F09 C1135

Asymmetric Unit

No.	Residues
1	A:22	-	A:96
2	A:145	-	A:200
3	B:23	-	B:88
4	B:134	-	B:194

Asymmetric Unit

No.	Residues
1	Phe A:151	-	Pro A:152
2	Glu A:153	-	Pro A:154
3	Trp A:193	-	Pro A:194
4	Ser B:7	-	Pro B:8
5	Trp B:94	-	Pro B:95
6	Tyr B:140	-	Pro B:141

(no "SAP(SNP)/Variant" information available for 4UUJ)

(no "PROSITE Motif" information available for 4UUJ)

(no "Exon" information available for 4UUJ)

Asymmetric Unit

Reformat:	Number of residues per line = ('0' or empty: single-line sequence representation)
	Number of residues per labelling interval =
	UniProt sequence: complete aligned part

Show mapping:	SCOP domains	CATH domains	Pfam domains	Secondary structure (by author)
	SAPs(SNPs)	PROSITE motifs	Exons
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Chain A from PDB  Type:PROTEIN  Length:219
                                                                                                                                                                                                                                                           
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...ee...eeee.....eeeeeee........eeeeeee......eeeeeee....eeee.........eeee....eeeeee...hhhhheeeeeeee.......ee...eeeee........eeeee..........eeeeeeeeeee.....eeee........eee...eee..eeeeeeeeeee.hhh.....eeeeee....eeeeee..... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4uuj A   1 QVQLQQPGAELVKPGASVKLSCKASGYTFTSDWIHWVKQRPGHGLEWIGEIIPSYGRANYNEKIQKKATLTADKSSSTAFMQLSSLTSEDSAVYYCARERGDGYFAVWGAGTTVTVSSAKTTPPSVYPLAPGSAAQTNSMVTLGCLVKGYFPEPVTVTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVPSSSWPSETVTCNVAHPASSTKVDKKIVPRD 219
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210

Chain B from PDB  Type:PROTEIN  Length:212
                                                                                                                                                                                                                                                    
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...ee....eeee.....eeeeeee.......eeeeee......eeeee...ee.......eeeeee..eeeeee...hhhhh.eeeeee......ee...eeeee.......eeeee..hhhhhhh..eeeeeeeeee.....eeeeee..ee....eeeeee........eeeeeeeeehhhhhhh..eeeeeee.......eeeeee.. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4uuj B   1 DILLTQSPAILSVSPGERVSFSCRASQSIGTDIHWYQQRTNGSPRLLIKYASESISGIPSRFSGSGSGTDFTLSINSVESEDIANYYCQQSNRWPFTFGSGTKLEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRN 212
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210

Chain C from PDB  Type:PROTEIN  Length:111
                                                                                                                                               
               SCOP domains --------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhh..........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------- Transcript
                 4uuj C  11 AAVALLLGSALHWRAAGAATVLLVIVLLAGSYLAVLAERGAPGAQLITYPRALWWSVETATTVGYGDLYPVTLWGRCVAVVVMVAGITSFGLVTAALATWFVGREQERRGH 124
                                  ||23        33        43        53        63        73        83        93       103       113       123 
                                 17|                                                                                                       
                                  21

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	x	→ Chemical Group	(purple background, 'x', labelled with number + name, e.g. ACE or NH2)
	extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '\|'

(no "SCOP Domain" information available for 4UUJ)

(no "CATH Domain" information available for 4UUJ)

(no "Pfam Domain" information available for 4UUJ)

Asymmetric Unit(hide GO term definitions)

Asymmetric Unit
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	Ligands, Modified Residues, Ions
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		XA7	[ RasMol \| Jena3D ]	+environment [ RasMol \| Jena3D ]

	Sites
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	Cis Peptide Bonds
		Glu A:153 - Pro A:154	[ RasMol ]
		Phe A:151 - Pro A:152	[ RasMol ]
		Ser B:7 - Pro B:8	[ RasMol ]
		Trp A:193 - Pro A:194	[ RasMol ]
		Trp B:94 - Pro B:95	[ RasMol ]
		Tyr B:140 - Pro B:141	[ RasMol ]

Biological Unit
	Complete Structure
		Biological Unit 1	[ Jena3D ]

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Description

Compounds

Structural Features

Chains, Units

Ligands, Modified Residues, Ions (7, 14)

Sites (12, 12)

SS Bonds (4, 4)

Cis Peptide Bonds (6, 6)

Sequence-Structure Mapping

SAPs(SNPs)/Variants (0, 0)

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Gene Ontology (10, 10)

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