4LXO

Crystal structure of 9,10Fn3-elegantin chimera

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Fibronectin	polymer	191	21011.4	2	UniProt (P02751) Pfam (PF00041) In PDB	Homo sapiens (human)	FN, Cold-insoluble globulin, CIG, Anastellin, Ugl-Y1, Ugl-Y2, Ugl-Y3
2	A, B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
3		water	water		18.0	504	Chemie (HOH)

Sequence modifications

A, B: 1326 - 1509 (UniProt: P02751)

PDB	External Database	Details
Met 1319	-	expression tag
His 1320	-	expression tag
His 1321	-	expression tag
His 1322	-	expression tag
His 1323	-	expression tag
His 1324	-	expression tag
His 1325	-	expression tag
Pro 1408	Leu 1439	engineered mutation
Cys 1490	Val 1521	engineered mutation
Arg 1491	Thr 1522	engineered mutation
Ala 1492	Gly 1523	engineered mutation
Asn 1496	Ser 1527	engineered mutation
Asp 1498	Ala 1529	engineered mutation
Cys 1499	Ser 1530	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	42022.7
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	42102.9

*Water molecules are not included.