7FAU

Structure Determination of the NB1B11-RBD Complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Spike protein S1	polymer	219	24649.6	2	UniProt (P0DTC2) Pfam (PF09408) In PDB	Severe acute respiratory syndrome coronavirus 2 (2019-nCoV SARS-CoV-2)
2	B, D	NB_1B11	polymer	127	13216.7	2		Camelidae
3	B, D	ZINC ION	non-polymer		65.4	5	Chemie (ZN)
4		water	water		18.0	321	Chemie (HOH)

Sequence modifications

A, C: 333 - 523 (UniProt: P0DTC2)

PDB	External Database	Details
Met 318	-	expression tag
Phe 319	-	expression tag
Val 320	-	expression tag
Phe 321	-	expression tag
Leu 322	-	expression tag
Val 323	-	expression tag
Leu 324	-	expression tag
Leu 325	-	expression tag
Pro 326	-	expression tag
Leu 327	-	expression tag
Val 328	-	expression tag
Ser 329	-	expression tag
Ser 330	-	expression tag
Gln 331	-	expression tag
Cys 332	-	expression tag
Ser 524	-	expression tag
Arg 525	-	expression tag
Ala 526	-	expression tag
Ala 527	-	expression tag
Ala 528	-	expression tag
Asp 529	-	expression tag
Tyr 530	-	expression tag
Lys 531	-	expression tag
Asp 532	-	expression tag
Asp 533	-	expression tag
Asp 534	-	expression tag
Asp 535	-	expression tag
Lys 536	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	75732.8
Non-Polymers*	Number of molecules	5
	Total formula weight	327.0
All*	Total formula weight	76059.8

*Water molecules are not included.