3KXC

Mutant transport protein

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Trafficking protein particle complex subunit 3	polymer	194	21882.7	1	UniProt (O43617) Pfam (PF04051)	Homo sapiens (human)	Bet3, BET3 homolog
2	B (C)	Trafficking protein particle complex subunit 6B	polymer	158	18007.0	1	UniProt (Q86SZ2) Pfam (PF04051)	Homo sapiens (human)	TPC6B
3	C (A)	PALMITIC ACID	non-polymer		256.4	1	Chemie (PLM)
4	D, E (A, C)	water	water		18.0	99	Chemie (HOH)

Sequence modifications

A: 1 - 180 (UniProt: O43617)

PDB	External Database	Details
Met -13	-	initiating methionine
Gly -12	-	expression tag
Ser -11	-	expression tag
Ser -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
Ser -3	-	expression tag
Gln -2	-	expression tag
Asp -1	-	expression tag
Pro 0	-	expression tag
Ala 68	Cys 68	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	39889.7
Non-Polymers*	Number of molecules	1
	Total formula weight	256.4
All*	Total formula weight	40146.1

*Water molecules are not included.