4IXJ

The structure of PilJ, a Type IV pilin from Clostridium difficile

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Fimbrial protein (Pilin)	polymer	283	31638.3	2	UniProt (C9YJD3) In PDB	Clostridium difficile
2	A, B	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	A, B	GLYCEROL	non-polymer		92.1	9	Chemie (GOL)
4		water	water		18.0	279	Chemie (HOH)

Sequence modifications

A, B: 5 - 262 (UniProt: C9YJD3)

PDB	External Database	Details
Met -20	-	expression tag
His -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
Ser -13	-	expression tag
Ser -12	-	expression tag
Gly -11	-	expression tag
Leu -10	-	expression tag
Val -9	-	expression tag
Pro -8	-	expression tag
Arg -7	-	expression tag
Gly -6	-	expression tag
Ser -5	-	expression tag
Gly -4	-	expression tag
Met -3	-	expression tag
Lys -2	-	expression tag
Glu -1	-	expression tag
Thr 0	-	expression tag
Ala 1	-	expression tag
Ala 2	-	expression tag
Ala 3	-	expression tag
Lys 4	-	expression tag
Glu 6	-	expression tag
Arg 7	-	expression tag
Gln 8	-	expression tag
His 9	-	expression tag
Met 10	-	expression tag
Asp 11	-	expression tag
Ser 12	-	expression tag
Pro 13	-	expression tag
Asp 14	-	expression tag
Leu 15	-	expression tag
Gly 16	-	expression tag
Thr 17	-	expression tag
Asp 18	-	expression tag
Asp 19	-	expression tag
Asp 20	-	expression tag
Asp 21	-	expression tag
Lys 22	-	expression tag
Ala 23	-	expression tag
Met 24	-	expression tag
Gly 25	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	63276.5
Non-Polymers*	Number of molecules	11
	Total formula weight	959.7
All*	Total formula weight	64236.2

*Water molecules are not included.