4UHV

The structure of VgrG1, the needle tip of the bacterial Type VI Secretion System

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	VGRG1, VALINE-GLYCINE REPEAT PROTEIN G1	polymer	651	73591.6	2	UniProt (Q9I741) Pfam (PF05954) Pfam (PF04717) Pfam (PF22178)	PSEUDOMONAS AERUGINOSA
2	AA, BA, C, CA, D... (B, A)	CHLORIDE ION	non-polymer		35.5	38	Chemie (CL)
3	AB, J, K, L, LA... (B, A)	SODIUM ION	non-polymer		23.0	13	Chemie (NA)
4	BB, CB (A, B)	water	water		18.0	644	Chemie (HOH)

Sequence modifications

A, B: 1 - 643 (UniProt: Q9I741)

PDB	External Database	Details
Leu 644	-	expression tag
Glu 645	-	expression tag
His 646	-	expression tag
His 647	-	expression tag
His 648	-	expression tag
His 649	-	expression tag
His 650	-	expression tag
His 651	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	147183.2
Non-Polymers*	Number of molecules	51
	Total formula weight	1646.1
All*	Total formula weight	148829.3

*Water molecules are not included.