7XNI

human KCNQ1-CaM in apo state

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, D, G	Potassium voltage-gated channel subfamily KQT member 1	polymer	692	76487.3	4	UniProt (P51787) Pfam (PF00520) Pfam (PF03520) In PDB	Homo sapiens (human)	IKs producing slow voltage-gated potassium channel subunit alpha KvLQT1,KQT-like 1,Voltage-gated potassium channel subunit Kv7.1
2	C, E, F, H	Calmodulin-3	polymer	177	19615.4	4	UniProt (P0DP25) Pfam (PF13499) In PDB	Homo sapiens (human)

Sequence modifications

A, B, D, G: 1 - 676 (UniProt: P51787)

PDB	External Database	Details
Leu 677	-	expression tag
Glu 678	-	expression tag
Gly 679	-	expression tag
Gly 680	-	expression tag
Ser 681	-	expression tag
Ser 682	-	expression tag
Gly 683	-	expression tag
Gly 684	-	expression tag
Trp 685	-	expression tag
Ser 686	-	expression tag
His 687	-	expression tag
Pro 688	-	expression tag
Gln 689	-	expression tag
Phe 690	-	expression tag
Glu 691	-	expression tag
Lys 692	-	expression tag

C, E, F, H: 1 - 149 (UniProt: P0DP25)

PDB	External Database	Details
Leu 150	-	expression tag
Glu 151	-	expression tag
Gly 152	-	expression tag
Gly 153	-	expression tag
Ser 154	-	expression tag
Ser 155	-	expression tag
Gly 156	-	expression tag
Gly 157	-	expression tag
Leu 158	-	expression tag
Val 159	-	expression tag
Pro 160	-	expression tag
Arg 161	-	expression tag
Gly 162	-	expression tag
Ser 163	-	expression tag
Gly 164	-	expression tag
Gly 165	-	expression tag
Ser 166	-	expression tag
Ser 167	-	expression tag
Gly 168	-	expression tag
Gly 169	-	expression tag
His 170	-	expression tag
His 171	-	expression tag
His 172	-	expression tag
His 173	-	expression tag
His 174	-	expression tag
His 175	-	expression tag
His 176	-	expression tag
His 177	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	384411.0
All*	Total formula weight	384411.0

*Water molecules are not included.