3J6H

Nucleotide-free Kinesin motor domain complexed with GMPCPP-microtubule

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Tubulin alpha-1A chain	polymer	436	48436.6	1	UniProt (P02550) Pfam (PF00091) Pfam (PF03953)	Sus scrofa (pig)	Alpha-tubulin 1, Tubulin alpha-1 chain
2	B (B)	Tubulin beta chain	polymer	426	47809.7	1	UniProt (P02554) Pfam (PF00091) Pfam (PF03953)	Sus scrofa (pig)	Beta-tubulin
3	C (K)	Kinesin heavy chain isoform 5C	polymer	352	39615.1	1	UniProt (P28738) Pfam (PF00225)	Mus musculus (mouse)	KIF5C, Kinesin heavy chain neuron-specific 2
4	D, F (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG) PubChem (888)
5	E (A)	GUANOSINE-5'-TRIPHOSPHATE	non-polymer		523.2	1	Chemie (GTP) PubChem (177679032) PubChem (135400627) PubChem (135487750) PubChem (136088935) PubChem (136803486) PubChem (135398633) PubChem (135544356) PubChem (135547949) PubChem (135600366) PubChem (135749822) PubChem (136005188) PubChem (136073923) PubChem (136240914) PubChem (136664747) PubChem (136772743) PubChem (136772744) PubChem (136803487) PubChem (137286749) PubChem (164715984) PubChem (171699466)
6	G (B)	PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER	non-polymer		521.2	1	Chemie (G2P)
7	H (K)	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)

Sequence modifications

A: 2 - 437 (UniProt: P02550)

PDB	External Database	Details
Gly 265	Ala 265	SEE REMARK 999

K: 1 - 345 (UniProt: P28738)

PDB	External Database	Details
His 346	-	expression tag
His 347	-	expression tag
His 348	-	expression tag
His 349	-	expression tag
His 350	-	expression tag
His 351	-	expression tag
His 352	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	135861.5
Non-Polymers*	Number of molecules	5
	Total formula weight	1189.1
All*	Total formula weight	137050.6

*Water molecules are not included.