9E9I

Crystal Structure of human KRAS G12C covalently bound to nopinone-derived naphthol compound 21

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Isoform 2B of GTPase KRas	polymer	184	21123.9	1	UniProt (P01116) Pfam (PF00071)	Homo sapiens (human)	K-Ras 2,Ki-Ras,c-K-ras,c-Ki-ras
2	B (A)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG) PubChem (888)
3	C (A)	GUANOSINE-5'-DIPHOSPHATE	non-polymer		443.2	1	Chemie (GDP) PubChem (136073927) PubChem (135398619) PubChem (135402030) PubChem (135431654) PubChem (135566337) PubChem (135760556) PubChem (136026707) PubChem (136053418) PubChem (136663964) PubChem (136664748) PubChem (136759848) PubChem (136759849) PubChem (136759850) PubChem (136836636) PubChem (136847074) PubChem (172898537)
4	D (A)	1-{6-[(4P,6R,8R)-3-fluoro-4-(3-hydroxynaphthalen-1-yl)-7,7-dimethyl-5,6,7,8-tetrahydro-6,8-methanoquinolin-2-yl]-2,6-diazaspiro[3.4]octan-2-yl}propan-1-one	non-polymer		499.6	1	Chemie (A1BH5)
5	E, F, G (A)	1,2-ETHANEDIOL	non-polymer		62.1	3	Chemie (EDO)
6	H (A)	water	water		18.0	182	Chemie (HOH)

Sequence modifications

A: 1 - 169 (UniProt: P01116)

PDB	External Database	Details
Met -14	-	initiating methionine
Lys -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
Leu -5	-	expression tag
Val -4	-	expression tag
Pro -3	-	expression tag
Arg -2	-	expression tag
Gly -1	-	expression tag
Ser 0	-	expression tag
Cys 12	Gly 12	variant
Ala 118	Cys 118	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	21123.9
Non-Polymers*	Number of molecules	6
	Total formula weight	1153.3
All*	Total formula weight	22277.2

*Water molecules are not included.