9BFX

Tri-complex of Elironrasib (RMC-6291), KRAS G12C, and CypA

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, C (A, B)	GTPase KRas	polymer	170	19382.8	2	UniProt (P01116) Pfam (PF00071)	Homo sapiens (human)	K-Ras 2,Ki-Ras,c-K-ras,c-Ki-ras
2	B, D (D, C)	Peptidyl-prolyl cis-trans isomerase A	polymer	166	18123.6	2	UniProt (P62937) Pfam (PF00160)	Homo sapiens (human)	PPIase A,Cyclophilin A,Cyclosporin A-binding protein,Rotamase A
3	E, I (A, B)	PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER	non-polymer		522.2	2	Chemie (GNP)
4	F, J (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
5	G, K (A, B)	1-[(2E)-4-(dimethylamino)-4-methylpent-2-enoyl]-N-[(2R)-1-{[(2S,6S,8S,10R,14S,21M)-22-ethyl-21-{2-[(1S)-1-methoxyethyl]pyridin-3-yl}-18,18-dimethyl-9,15-dioxo-5,16-dioxa-2,10,22,28-tetraazapentacyclo[18.5.2.1~2,6~.1~10,14~.0~23,27~]nonacosa-1(25),20,23,26-tetraen-8-yl]amino}-3-methyl-1-oxobutan-2-yl]-4-fluoro-N-methylpiperidine-4-carboxamide (non-preferred name)	non-polymer		1014.3	2	Chemie (A1AOD)
6	H, L (A, B)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
7	M, N, O, P (A, D, B, C)	water	water		18.0	763	Chemie (HOH)

Sequence modifications

A, B: 1 - 169 (UniProt: P01116)

PDB	External Database	Details
Ser 0	-	expression tag
Cys 12	Gly 12	engineered mutation
Ser 51	Cys 51	conflict
Leu 80	Cys 80	conflict
Ser 118	Cys 118	conflict

D, C: 1 - 165 (UniProt: P62937)

PDB	External Database	Details
Ser 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	75012.8
Non-Polymers*	Number of molecules	8
	Total formula weight	3192.5
All*	Total formula weight	78205.3

*Water molecules are not included.