1XXH

ATPgS Bound E. Coli Clamp Loader Complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, F (A, F)	DNA polymerase III, delta subunit	polymer	343	38980.0	2	UniProt (P28630) Pfam (PF06144) Pfam (PF14840)	Escherichia coli
2	B, C, D, G, H... (B, C, D, G, H...)	DNA polymerase III subunit gamma	polymer	373	41510.9	6	UniProt (P06710) Pfam (PF13177) Pfam (PF22608) Pfam (PF12169)	Escherichia coli
3	E, J (E, J)	DNA polymerase III, delta prime subunit	polymer	334	37261.9	2	UniProt (P28631) Pfam (PF13177) Pfam (PF21500) Pfam (PF09115)	Escherichia coli
4	K, M, O, Q, R... (B, C, D, E, G...)	ZINC ION	non-polymer		65.4	8	Chemie (ZN)
5	L, P, S, W (B, D, G, I)	PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER	non-polymer		523.2	4	Chemie (AGS)
6	N, U (C, H)	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)

Sequence modifications

A, F: 1 - 343 (UniProt: P28630)

PDB	External Database	Details
Mse 1	Met 1	modified residue
Mse 71	Met 71	modified residue
Mse 223	Met 223	modified residue
Mse 285	Met 285	modified residue
Mse 286	Met 286	modified residue

E, J: 1 - 334 (UniProt: P28631)

PDB	External Database	Details
Mse 1	Met 1	modified residue
Mse 35	Met 35	modified residue
Mse 68	Met 68	modified residue
Mse 182	Met 182	modified residue
Mse 253	Met 253	modified residue
Mse 301	Met 301	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	10
	Total formula weight	401548.9
Non-Polymers*	Number of molecules	14
	Total formula weight	2806.2
All*	Total formula weight	404355.1

*Water molecules are not included.