7KM5

Crystal structure of SARS-CoV-2 RBD complexed with Nanosota-1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Spike protein S1	polymer	225	25520.7	2	UniProt (P0DTC2) Pfam (PF09408) In PDB	Severe acute respiratory syndrome coronavirus 2 (2019-nCoV SARS-CoV-2 COVID-19 virus)	S glycoprotein,E2,Peplomer protein,Spike glycoprotein
2	C, D	nanobody	polymer	124	13582.0	2		Lama glama
3	E, F	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	2	In PDB GlyTouCan (G42666HT)
4	B	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)

Sequence modifications

A, B: 319 - 535 (UniProt: P0DTC2)

PDB	External Database	Details
His 536	-	expression tag
His 537	-	expression tag
His 538	-	expression tag
His 539	-	expression tag
His 540	-	expression tag
His 541	-	expression tag
His 542	-	expression tag
His 543	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	78205.3
Branched	Number of molecules	2
	Total formula weight	848.8
Non-Polymers*	Number of molecules	1
	Total formula weight	35.5
All*	Total formula weight	79089.6

*Water molecules are not included.