4NTW - JenaLib

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Title :   STRUCTURE OF ACID-SENSING ION CHANNEL IN COMPLEX WITH SNAKE TOXIN

Authors :   I. Baconguis, C. J. Bohlen, A. Goehring, D. Julius, E. Gouaux

Date :   02 Dec 13 (Deposition) - 19 Feb 14 (Release) - 12 Mar 14 (Revision)

Method :   X-RAY DIFFRACTION

Resolution :   2.07

Chains :   Asym. Unit : A,B,C
Biol. Unit 1: A,B,C  (1x)
Biol. Unit 2: A,B,C  (3x)

Keywords :   Kunitz, Phospholipase A2-Like, Ion Channel, Nociception, Membrane, Transport Protein-Toxin Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )

Reference :   I. Baconguis, C. J. Bohlen, A. Goehring, D. Julius, E. Gouaux
X-Ray Structure Of Acid-Sensing Ion Channel 1-Snake Toxin Complex Reveals Open State Of A Na(+)-Selective Channel.
Cell(Cambridge, Mass. ) V. 156 717 2014
PubMed-ID: 24507937 | Reference-DOI: 10.1016/J.CELL.2014.01.011

Molecule 1 - ACID-SENSING ION CHANNEL 1
	Chains	:	A
	Engineered	:	YES
	Expression System	:	HUMAN
	Expression System Cell Line	:	HUMAN EMBRYONIC KIDNEY CELLS
	Expression System Taxid	:	9606
	Fragment	:	UNP RESIDUES 14-463
	Gene	:	ASIC1, ACCN2
	Organism Common	:	BANTAM,CHICKENS
	Organism Scientific	:	GALLUS GALLUS
	Organism Taxid	:	9031
	Synonym	:	ASIC1, AMILORIDE-SENSITIVE CATION CHANNEL 2, NEURONAL

Molecule 2 - NEUROTOXIN MITTX-ALPHA
	Chains	:	B
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI
	Expression System Taxid	:	562
	Organism Common	:	TEXAS CORAL SNAKE
	Organism Scientific	:	MICRURUS TENER TENER
	Organism Taxid	:	1114302

Molecule 3 - BASIC PHOSPHOLIPASE A2 HOMOLOG TX-BETA
	Chains	:	C
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI
	Expression System Taxid	:	562
	Organism Common	:	TEXAS CORAL SNAKE
	Organism Scientific	:	MICRURUS TENER TENER
	Organism Taxid	:	1114302
	Synonym	:	SVPLA2 HOMOLOG, MITTX-BETA

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

Summary Information (see also Sequences/Alignments below)

Asymmetric Unit (5, 8)

No.	Name	Count	Type	Full Name
1	CL	1	Ligand/Ion	CHLORIDE ION
2	NA	3	Ligand/Ion	SODIUM ION
3	NAG	2	Ligand/Ion	N-ACETYL-D-GLUCOSAMINE
4	P6G	1	Ligand/Ion	HEXAETHYLENE GLYCOL
5	PCA	1	Mod. Amino Acid	PYROGLUTAMIC ACID

Biological Unit 1 (3, 4)

No.	Name	Count	Type	Full Name
1	CL	-1	Ligand/Ion	CHLORIDE ION
2	NA	-1	Ligand/Ion	SODIUM ION
3	NAG	2	Ligand/Ion	N-ACETYL-D-GLUCOSAMINE
4	P6G	1	Ligand/Ion	HEXAETHYLENE GLYCOL
5	PCA	1	Mod. Amino Acid	PYROGLUTAMIC ACID

Biological Unit 2 (3, 12)

No.	Name	Count	Type	Full Name
1	CL	-1	Ligand/Ion	CHLORIDE ION
2	NA	-1	Ligand/Ion	SODIUM ION
3	NAG	6	Ligand/Ion	N-ACETYL-D-GLUCOSAMINE
4	P6G	3	Ligand/Ion	HEXAETHYLENE GLYCOL
5	PCA	3	Mod. Amino Acid	PYROGLUTAMIC ACID

Asymmetric Unit (6, 6)

No.	Name	Evidence	Residues	Description
1	AC1	SOFTWARE	ASP A:254 , ILE A:282 , ASN A:367 , HOH A:849	BINDING SITE FOR RESIDUE NAG A 501
2	AC2	SOFTWARE	ASN A:394 , HOH A:799	BINDING SITE FOR RESIDUE NAG A 502
3	AC3	SOFTWARE	LYS A:212 , ARG A:310 , GLU A:314	BINDING SITE FOR RESIDUE CL A 503
4	AC4	SOFTWARE	THR A:237 , THR A:240 , HOH A:665 , HOH A:694 , HOH A:737 , HOH A:754	BINDING SITE FOR RESIDUE NA A 505
5	AC5	SOFTWARE	LEU A:96 , GLU A:98 , PHE A:174 , ARG A:176 , GLY A:177 , ARG A:191 , TYR A:192 , THR A:215 , GLY A:218 , GLU A:220 , ASP A:238 , THR A:240 , SER A:241 , HOH A:665 , HOH A:758 , HOH A:804	BINDING SITE FOR RESIDUE P6G A 506
6	AC6	SOFTWARE	PHE C:68 , HOH C:309	BINDING SITE FOR RESIDUE NA C 201

Asymmetric Unit

No.	Residues
1	A:94	-	A:195
2	A:173	-	A:180
3	A:291	-	A:366
4	A:309	-	A:362
5	A:313	-	A:360
6	A:322	-	A:344
7	A:324	-	A:336
8	B:7	-	B:58
9	B:17	-	B:41
10	B:33	-	B:54
11	C:11	-	C:70
12	C:25	-	C:118
13	C:27	-	C:43
14	C:42	-	C:100
15	C:49	-	C:93
16	C:59	-	C:86
17	C:79	-	C:91

Asymmetric Unit

No.	Residues
1	Pro A:286	-	Pro A:287
2	Ile A:380	-	Pro A:381
3	Cys C:27	-	Val C:28

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

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

(no "Exon" information available for 4NTW)

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
	(details for a mapped element are shown in a popup box when the mouse pointer rests over it)

Chain A from PDB  Type:PROTEIN  Length:410
                                                                                                                                                                                                                                                                                                                                                                                                                                                          
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhhhhhh...eeeeeeee....ee..eeeeee....hhhhhhhhhhhhhh..................hhhhhhhhhhhh..........hhhhhhhhhh.hhhhheeeeee..ee.hhh.eeeeee..eeeeee..........ee...hhhh.eeeeee.hhhhh...............eeeeee......hhhhhheee...eeeeeeeeeeeee....................hhhhhhhhhhhhhhhhhhh.............hhhhhhhhhhhhhhhhhhh...........eeeeeeeeeeeee.....hhhhhhhhhh.hhhhhhhheeeeeeee....eeeeeeee..hhhhhhhhhhhhhhhhh..hhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4ntw A  45 VVWALCFMGSLALLALVCTNRIQYYFLYPHVTKLDEVAATRLTFPAVTFCNLNEFRFSRVTKNDLYHAGELLALLNNRYEIPDTQTADEKQLEILQDKANFRNFKPKPFNMLEFYDRAGHDIREMLLSCFFRGEQCSPEDFKVVFTRYGKCYTFNAGQDGKPRLITMKGGTGNGLEIMLDIQQDEYLPVWGETDETSFEAGIKVQIHSQDEPPLIDQLGFGVAPGFQTFVSCQEQRLIYLPPPWGDCKATTGEFYDTYSITACRIDCETRYLVENCNCRMVHMPGDAPYCTPEQYKECADPALDFLVEKDNEYCVCEMPCNVTRYGKELSMVKIPSKASAKYLAKKYNKSEQYIGENILVLDIFFEALNYETIEQKKAYEVAGLLGDIGGQMGLFIGASILTVLELFDYA 456
                                    54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294 ||    306       316       326       336       346       356       366       376       386       396       406       416       426       436       446       456
                                                                                                                                                                                                                                                                                     296|                                                                                                                                                             
                                                                                                                                                                                                                                                                                      299

Chain B from PDB  Type:PROTEIN  Length:60
                                                                                            
               SCOP domains d4ntwb_ B: automated matches                                 SCOP domains
               CATH domains ------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------ Pfam domains
         Sec.struct. author ...hhhhhh...........eeeeeee....eeeeeee...........hhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------ Transcript
                 4ntw B   1 xIRPAFCYEDPPFFQKCGAFVDSYYFNRSRITCVHFFYGQCDVNQNHFTTMSECNRVCHG  60
                            |       10        20        30        40        50        60
                            1-PCA

Chain C from PDB  Type:PROTEIN  Length:118
                                                                                                                                                      
               SCOP domains d4ntwc_ C: automated matches                                                                                           SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhh....hhhhh................hhhhhhhhhhhhhhhhhhhhhh..............hhhhh......hhhhhhhhhhhhhhhhhhhhh.........hhhhh Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------- Transcript
                 4ntw C   1 NLNQFRLMIKCTNDRVWADFVDYGCYCVARDSNTPVDDLDRCCQAQKQCYDEAVKVHGCKPLVMFYSFECRYLASDLDCSGNNTKCRNFVCNCDRTATLCILTATYNRNNHKIDPSRC 118
                                    10        20        30        40        50        60        70        80        90       100       110

Legend:		→ Mismatch	(orange background)
	-	→ Gap	(green background, '-', border residues have a numbering label)
		→ Modified Residue	(blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
	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 '\|'

Asymmetric Unit

Classes(

)

Folds(

)

Superfamilies( (-)

)

Families(

)

Protein Domains( (-)

)

Organisms( (-)

)

Class: All alpha proteins (14657)

Fold: Phospholipase A2, PLA2 (282)

Superfamily: Phospholipase A2, PLA2 (282)

Family: automated matches (5)

Protein domain: automated matches (5)

Micrurus tener [TaxId: 1114302] (3)

d4ntwc_

Class: Small proteins (3458)

Fold: BPTI-like (161)

Superfamily: BPTI-like (161)

Family: automated matches (24)

Protein domain: automated matches (24)

Micrurus tener [TaxId: 1114302] (3)

d4ntwb_

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

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

Asymmetric Unit(hide GO term definitions)

Asymmetric Unit
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	Ligands, Modified Residues, Ions
		CL	[ RasMol \| Jena3D ]	+environment [ RasMol \| Jena3D ]
		NA	[ RasMol \| Jena3D ]	+environment [ RasMol \| Jena3D ]
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		AC5	[ RasMol ]	+environment [ RasMol ]
		AC6	[ RasMol ]	+environment [ RasMol ]

	Cis Peptide Bonds
		Cys C:27 - Val C:28	[ RasMol ]
		Ile A:380 - Pro A:381	[ RasMol ]
		Pro A:286 - Pro A:287	[ RasMol ]

Biological Units
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		Biological Unit 1	[ Jena3D ]
		Biological Unit 2	[ Jena3D ]

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Description

Compounds

Structural Features

Chains, Units

Ligands, Modified Residues, Ions (5, 8)

Sites (6, 6)

SS Bonds (17, 17)

Cis Peptide Bonds (3, 3)

Sequence-Structure Mapping

SAPs(SNPs)/Variants (0, 0)

PROSITE Motifs (0, 0)

Exons (0, 0)

Sequences/Alignments

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SCOP Domains (2, 2)

CATH Domains (0, 0)

Pfam Domains (0, 0)

Gene Ontology (33, 34)

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