2PK2

Cyclin box structure of the P-TEFb subunit Cyclin T1 derived from a fusion complex with EIAV Tat

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Cyclin-T1, Protein Tat	polymer	358	40341.6	4	UniProt (O60563) UniProt (P32544) Pfam (PF00134) Pfam (PF21797) Pfam (PF00539) In PDB	Homo sapiens (human )	CycT1, Cyclin-T, Transactivating regulatory protein, eQUINE Tat, E-Tat
2		water	water		18.0	79	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 281 (UniProt: O60563)

PDB	External Database	Details
Arg 77	Gln 77	SEE REMARK 999
Gly 282	-	linker
Gly 283	-	linker
Thr 284	-	linker
Gly 285	-	linker
Gly 286	-	linker
Gly 287	-	linker
Ser 288	-	linker
Gly 289	-	linker
Gly 290	-	linker
Gly 291	-	linker
Ser 292	-	linker
Gly 293	-	linker
Gly 294	-	linker
Gly 295	-	linker
Ser 296	-	linker
Gly 297	-	linker
Gly 298	-	linker
Gly 299	-	linker
Thr 300	-	linker
Ser 301	-	linker

A, B, C, D: 302 - 358 (UniProt: P32544)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	161366.5
All*	Total formula weight	161366.5

*Water molecules are not included.