2P9K

Crystal structure of bovine Arp2/3 complex co-crystallized with ATP and crosslinked with glutaraldehyde

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Actin-like protein 3	polymer	418	47428.0	1	UniProt (P61157) Pfam (PF00022) In PDB	Bos taurus (cattle)	Actin-related protein 3
2	B	Actin-like protein 2	polymer	394	44834.7	1	UniProt (A7MB62) Pfam (PF00022) In PDB	Bos taurus (cattle)	Actin-related protein 2
3	C	Actin-related protein 2/3 complex subunit 1B	polymer	372	41016.7	1	UniProt (Q58CQ2) Pfam (PF00400) In PDB	Bos taurus (cattle)	ARP2/3 complex 41 kDa subunit, p41-ARC
4	D	Actin-related protein 2/3 complex subunit 2	polymer	300	34402.0	1	UniProt (Q3MHR7) Pfam (PF04045) In PDB	Bos taurus (cattle)	ARP2/3 complex 34 kDa subunit, p34-ARC
5	E	Actin-related protein 2/3 complex subunit 3	polymer	178	20572.7	1	UniProt (Q3T035) Pfam (PF04062) In PDB	Bos taurus (cattle)	ARP2/3 complex 21 kDa subunit, p21-ARC
6	F	Actin-related protein 2/3 complex subunit 4	polymer	168	19697.0	1	UniProt (Q148J6) Pfam (PF05856) In PDB	Bos taurus (cattle)	ARP2/3 complex 20 kDa subunit, p20-ARC
7	G	Actin-related protein 2/3 complex subunit 5	polymer	151	16295.3	1	UniProt (Q3SYX9) Pfam (PF04699) In PDB	Bos taurus (cattle)	ARP2/3 complex 16 kDa subunit, p16-ARC
8	A, B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
9	A, B	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	2	Chemie (ATP)
10		water	water		18.0	396	Chemie (HOH)

Sequence modifications

C: 1 - 372 (UniProt: Q58CQ2)

PDB	External Database	Details
Val 58	Ile 58	conflict

G: 1 - 151 (UniProt: Q3SYX9)

PDB	External Database	Details
Asp 17	Gly 17	conflict
Asp 28	Glu 28	conflict

Contents of the asymmetric unit

Polymers	Number of chains	7
	Total formula weight	224246.6
Non-Polymers*	Number of molecules	4
	Total formula weight	1094.5
All*	Total formula weight	225341.1

*Water molecules are not included.