8oev

Structure of the mammalian Pol II-SPT6-Elongin complex, lacking ELOA latch (composite structure, structure 3)

Method: ELECTRON MICROSCOPY

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1. Protein Identity and Related Structures Protein Identity & Related Structures

DNA-directed RNA polymerase II subunit RPB1

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RPB1_CRIGR
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–1970； UniProt 1–1970

DNA-directed RNA polymerase subunit beta

OrganismNot specified

UniProt I3LGP4

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	I3LGP4_PIG
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–1251； UniProt 1–1251

DNA-directed RNA polymerase II subunit RPB3

OrganismNot specified

UniProt I3LCH3

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	I3LCH3_PIG
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain C； PDBConstruct 1–275； UniProt 1–275

RNA polymerase II subunit D

OrganismNot specified

UniProt A0A287ADR4

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A287ADR4_PIG
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain D； PDBConstruct 1–184； UniProt 1–184

DNA-directed RNA polymerase II subunit E

OrganismNot specified

UniProt I3LSI7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	I3LSI7_PIG
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain E； PDBConstruct 1–210； UniProt 1–210

DNA-directed RNA polymerase II subunit F

OrganismNot specified

UniProt F1SKN8

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1SKN8_PIG
Isoform	—
PDB entities	6
Chains and sequence ranges	Author chain F； PDBConstruct 1–127； UniProt 1–127

DNA-directed RNA polymerase II subunit RPB7

OrganismNot specified

UniProt A0A4X1VKG7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A4X1VKG7_PIG
Isoform	—
PDB entities	7
Chains and sequence ranges	Author chain G； PDBConstruct 1–172； UniProt 1–172

DNA-directed RNA polymerases I, II, and III subunit RPABC3

OrganismNot specified

UniProt I3LCB2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	I3LCB2_PIG
Isoform	—
PDB entities	8
Chains and sequence ranges	Author chain H； PDBConstruct 1–150； UniProt 1–150

DNA-directed RNA polymerase II subunit RPB9

OrganismNot specified

UniProt P60899

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RPB9_PIG
Isoform	—
PDB entities	9
Chains and sequence ranges	Author chain I； PDBConstruct 1–125； UniProt 1–125

DNA-directed RNA polymerases I, II, and III subunit RPABC5

OrganismNot specified

UniProt A0A4X1VYD0

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A4X1VYD0_PIG
Isoform	—
PDB entities	10
Chains and sequence ranges	Author chain J； PDBConstruct 1–67； UniProt 1–67

DNA-directed RNA polymerase II subunit RPB11-a

OrganismNot specified

UniProt F1RKE4

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1RKE4_PIG
Isoform	—
PDB entities	11
Chains and sequence ranges	Author chain K； PDBConstruct 1–117； UniProt 1–117

RNA polymerase II subunit K

OrganismNot specified

UniProt I3LN51

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	I3LN51_PIG
Isoform	—
PDB entities	12
Chains and sequence ranges	Author chain L； PDBConstruct 1–58； UniProt 1–58

Elongin-A

Homo sapiens

UniProt Q14241

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ELOA1_HUMAN
Isoform	—
PDB entities	16
Chains and sequence ranges	Author chain M； PDBConstruct 4–801； UniProt 1–798

Elongin-C

Homo sapiens

UniProt Q15369

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-B × 1 （Q15370） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ELOC_HUMAN
Isoform	—
PDB entities	17
Chains and sequence ranges	Author chain O； PDBConstruct 1–112； UniProt 1–112

Elongin-B

Homo sapiens

UniProt Q15370

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Transcription elongation factor SPT6 × 1 （Q7KZ85） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ELOB_HUMAN
Isoform	—
PDB entities	18
Chains and sequence ranges	Author chain Q； PDBConstruct 1–118； UniProt 1–118

Transcription elongation factor SPT6

Homo sapiens

UniProt Q7KZ85

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Heteromer	Protein 16 DNA 2 RNA 1	DNA-directed RNA polymerase II subunit RPB1 × 1 （P11414） DNA-directed RNA polymerase subunit beta × 1 （I3LGP4） DNA-directed RNA polymerase II subunit RPB3 × 1 （I3LCH3） RNA polymerase II subunit D × 1 （A0A287ADR4） DNA-directed RNA polymerase II subunit E × 1 （I3LSI7） DNA-directed RNA polymerase II subunit F × 1 （F1SKN8） DNA-directed RNA polymerase II subunit RPB7 × 1 （A0A4X1VKG7） DNA-directed RNA polymerases I, II, and III subunit RPABC3 × 1 （I3LCB2） DNA-directed RNA polymerase II subunit RPB9 × 1 （P60899） DNA-directed RNA polymerases I, II, and III subunit RPABC5 × 1 （A0A4X1VYD0） DNA-directed RNA polymerase II subunit RPB11-a × 1 （F1RKE4） RNA polymerase II subunit K × 1 （I3LN51） Non-Template DNA × 1 RNA × 1 Template DNA × 1 Elongin-A × 1 （Q14241） Elongin-C × 1 （Q15369） Elongin-B × 1 （Q15370） MAGNESIUM ION × 1 ZINC ION × 8	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	SPT6H_HUMAN
Isoform	—
PDB entities	19
Chains and sequence ranges	Author chain S； PDBConstruct 4–1729； UniProt 1–1726

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	8oev
Deposition date deposition_date	2023-03-13
Structure title title	Structure of the mammalian Pol II-SPT6-Elongin complex, lacking ELOA latch (composite structure, structure 3)
Keywords keywords	Transcription elongation, Elongin, RNA polymerase II, TRANSCRIPTION; TRANSCRIPTION
Experimental Method method	ELECTRON MICROSCOPY

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

8oev__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

8oev__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

8oev__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	60.51 Å
Rg (electron density)	60.95 Å
Total Rg	60.77 Å
Atom count	41781
Residues	5082
Excluded volume	740010 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`8oev__assembly_1__model_1`	nonadecameric （19）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (21)

Entity 1 Entity 1 polymer

Description description	DNA-directed RNA polymerase II subunit RPB1
Molecular weight formula_weight	217450.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	41781

MHGGGPPSGDSACPLRTIKRVQFGVLSPDELKRMSVTEGGIKYPETTEGGRPKLGGLMDPRQGVIERTGRCQTCAGNMTECPGHFGHIELAKPVFHVGFLVKTMKVLRCVCFFCSKLLVDSNNPKIKDILAKSKGQPKKRLTHVYDLCKGKNICEGGEEMDNKFGVEQPEGDEDLTKEKGHGGCGRYQPRIRRSGLELYAEWKHVNEDSQEKKILLSPERVHEIFKRISDEECFVLGMEPRYARPEWMIVTVLPVPPLSVRPAVVMQGSARNQDDLTHKLADIVKINNQLRRNEQNGAAAHVIAEDVKLLQFHVATMVDNELPGLPRAMQKSGRPLKSLKQRLKGKEGRVRGNLMGKRVDFSARTVITPDPNLSIDQVGVPRSIAANMTFAEIVTPFNIDRLQELVRRGNSQYPGAKYIIRDNGDRIDLRFHPKPSDLHLQTGYKVERHMCDGDIVIFNRQPTLHKMSMMGHRVRILPWSTFRLNLSVTTPYNADFDGDEMNLHLPQSLETRAEIQELAMVPRMIVTPQSNRPVMGIVQDTLTAVRKFTKRDVFLERGEVMNLLMFLSTWDGKVPQPAILKPRPLWTGKQIFSLIIPGHINCIRTHSTHPDDEDSGPYKHISPGDTKVVVENGELIMGILCKKSLGTSAGSLVHISYLEMGHDITRLFYSNIQTVINNWLLIEGHTIGIGDSIADSKTYQDIQNTIKKAKQDVIEVIEKAHNNELEPTPGNTLRQTFENQVNRILNDARDKTGSSAQKSLSEYNNFKSMVVSGAKGSKINISQVIAVVGQQNVEGKRIPFGFKHRTLPHFIKDDYGPESRGFVENSYLAGLTPTEFFFHAMGGREGLIDTAVKTAETGYIQRRLIKSMESVMVKYDATVRNSINQVVQLRYGEDGLAGESVEFQNLATLKPSNKAFEKKFRFDYTNERALRRTLQEDLVKDVLSNAHIQNELEREFERMREDREVLRVIFPTGDSKVVLPCNLLRMIWNAQKIFHINPRLPSDLHPIKVVEGVKELSKKLVIVNGDDPLSRQAQENATLLFNIHLRSTLCSRRMAEEFRLSGEAFDWLLGEIESKFNQAIAHPGEMVGALAAQSLGEPATQMTLNTFHYAGVSAKNVTLGVPRLKELINISKKPKTPSLTVFLLGQSARDAERAKDILCRLEHTTLRKVTANTAIYYDPNPQSTVVAEDQEWVNVYYEMPDFDVARISPWLLRVELDRKHMTDRKLTMEQIAEKINAGFGDDLNCIFNDDNAEKLVLRIRIMNSDENKMQEEEEVVDKMDDDVFLRCIESNMLTDMTLQGIEQISKVYMHLPQTDNKKKIIITEDGEFKALQEWILETDGVSLMRVLSEKDVDPVRTTSNDIVEIFTVLGIEAVRKALERELYHVISFDGSYVNYRHLALLCDTMTCRGHLMAITRHGVNRQDTGPLMKCSFEETVDVLMEAAAHGESDPMKGVSENIMLGQLAPAGTGCFDLLLDAEKCKYGMEIPTNIPGLGAAGPTGMFFGSAPSPMGGISPAMTPWNQGATPAYGAWSPSVGSGMTPGAAGFSPSAASDASGFSPGYSPAWSPTPGSPGSPGPSSPYIPSPGGAMSPSYSPTSPAYEPRSPGGYTPQSPSYSPTSPSYSPTSPSYSPTSPNYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPSYSPTSPNYSPTSPNYTPTSPSYSPTSPSYSPTSPNYTPTSPNYSPTSPSYSPTSPSYSPTSPSYSPSSPRYTPQSPTYTPSSPSYSPSSPSYSPTSPKYTPTSPSYSPSSPEYTPTSPKYSPTSPKYSPTSPKYSPTSPTYSPTTPKYSPTSPTYSPTSPVYTPTSPKYSPTSPTYSPTSPKYSPTSPTYSPTSPKGSTYSPTSPGYSPTSPTYSLTSPAISPDDSDEEN

Entity 2 Entity 2 polymer

Description description	DNA-directed RNA polymerase subunit beta
Molecular weight formula_weight	142426.1 kDa
EC 编号 ec_number	2.7.7.6
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

MCSTNLSQALAYFRAGANLTAASLWAGFRGSRRIFWERRKRKSLCLALRPGGACWRWLLAVSCVSLRGLGAPGSCANMYDADEDMQYDEDDDEITPDLWQEACWIVISSYFDEKGLVRQQLDSFDEFIQMSVQRIVEDAPPIDLQAEAQHASGEVEEPPRYLLKFEQIYLSKPTHWERDGAPSPMMPNEARLRNLTYSAPLYVDITKTVIKEGEEQLQTQHQKTFIGKIPIMLRSTYCLLNGLTDRDLCELNECPLDPGGYFIINGSEKVLIAQEKMATNTVYVFAKKDSKYAYTGECRSCLENSSRPTSTIWVSMLARGGQGAKKSAIGQRIVATLPYIKQEVPIIIVFRALGFVSDRDILEHIIYDFEDPEMMEMVKPSLDEAFVIQEQNVALNFIGSRGAKPGVTKEKRIKYAKEVLQKEMLPHVGVSDFCETKKAYFLGYMVHRLLLAALGRRELDDRDHYGNKRLDLAGPLLAFLFRGMFKNLLKEVRIYAQKFIDRGKDFNLELAIKTRIISDGLKYSLATGNWGDQKKAHQARAGVSQVLNRLTFASTLSHLRRLNSPIGRDGKLAKPRQLHNTLWGMVCPAETPEGHAVGLVKNLALMAYISVGSQPSPILEFLEEWSMENLEEISPAAIADATKIFVNGCWVGIHKDPEQLMNTLRKLRRQMDIIVSEVSMIRDIREREIRIYTDAGRICRPLLIVEKQKLLLKKRHIDQLKEREYNNYSWQDLVASGVVEYIDTLEEETVMLAMTPDDLQEKEVAYCSTYTHCEIHPSMILGVCASIIPFPDHNQSPRNTYQSAMGKQAMGVYITNFHVRMDTLAHVLYYPQKPLVTTRSMEYLRFRELPAGINSIVAIASYTGYNQEDSVIMNRSAVDRGFFRSVFYRSYKEQESKKGFDQEEVFEKPTRETCQGMRHAIYDKLDDDGLIAPGVRVSGDDVIIGKTVTLPENEDELEGTNRRYTKRDCSTFLRTSETGIVDQVMVTLNQEGYKFCKIRVRSVRIPQIGDKFASRHGQKGTCGIQYRQEDMPFTCEGITPDIIINPHAIPSRMTIGHLIECLQGKVSANKGEIGDATPFNDAVNVQKISNLLSDYGYHLRGNEVLYNGFTGRKITSQIFIGPTYYQRLKHMVDDKIHSRARGPIQILNRQPMEGRSRDGGLRFGEMERDCQIAHGAAQFLRERLFEASDPYQVHVCNLCGIMAIANTRTHTYECRGCRNKTQISLVRMPYACKLLFQELMSMSIAPRMMSV

Entity 3 Entity 3 polymer

Description description	DNA-directed RNA polymerase II subunit RPB3
Molecular weight formula_weight	31439.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C

MPYANQPTVRITELTDENVKFIIENTDLAVANSIRRVFIAEVPIIAIDWVQIDANSSVLHDEFIAHRLGLIPLTSDDIVDKLQYSRDCTCEEFCPECSVEFTLDVRCNEDQTRHVTSRDLISNSPRVIPVTSRNRDNDPSDYVEQDDILIVKLRKGQELRLRAYAKKGFGKEHAKWNPTAGVAFEYDPDNALRHTVYPKPEEWPKSEYSELDEDESQAPYDPNGKPERFYYNVESCGSLRPETIVLSALSGLKKKLSDLQTQLSHEIQSDVLTIN

Entity 4 Entity 4 polymer

Description description	RNA polymerase II subunit D
Molecular weight formula_weight	20962.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D

MWGPAQPYSDSALSPKPRPFRAVFRGSALPFPAVRVEVRGRSMAAGGSDPRAGDVEEDASQLIFPKEFETAETLLNSEVHMLLEHRKQQNESAEDEQELSEVFMKTLNYTARFSRFKNRETIASVRSLLLQKKLHKFELACLANLCPETAEESKALIPSLEGRFEDEELQQILDDIQTKRSFQY

Entity 5 Entity 5 polymer

Description description	DNA-directed RNA polymerase II subunit E
Molecular weight formula_weight	24644.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E

MDDEEETYRLWKIRKTIMQLCHDRGYLVTQDELDQTLEEFKAQFGDKPSEGRPRRTDLTVLVAHNDDPTDQMFVFFPEEPKVGIKTIKVYCQRMQEENITRALIVVQQGMTPSAKQSLVDMAPKYILEQFLQQELLINITEHELVPEHVVMTKEEVTELLARYKLRENQLPRIQAGDPVARYFGIKRGQVVKIIRPSETAGRYITYRLVQ

Entity 6 Entity 6 polymer

Description description	DNA-directed RNA polymerase II subunit F
Molecular weight formula_weight	14477.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	F

MSDNEDNFDGDDFDDVEEDEGLDDLENAEEEGQENVEILPSGERPQANQKRITTPYMTKYERARVLGTRALQIAMCAPVMVELEGETDPLLIAMKELKARKIPIIIRRYLPDGSYEDWGVDELIISD

Entity 7 Entity 7 polymer

Description description	DNA-directed RNA polymerase II subunit RPB7
Molecular weight formula_weight	19314.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	G

MFYHISLEHEILLHPRYFGPNLLNTVKQKLFTEVEGTCTGKYGFVIAVTTIDNIGAGVIQPGRGFVLYPVKYKAIVFRPFKGEVVDAVVTQVNKVGLFTEIGPMSCFISRHSIPSEMEFDPNSNPPCYKTMDEDIVIQQDDEIRLKIVGTRVDKNDIFAIGSLMDDYLGLVS

Entity 8 Entity 8 polymer

Description description	DNA-directed RNA polymerases I, II, and III subunit RPABC3
Molecular weight formula_weight	17162.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	H

MAGILFEDIFDVKDIDPEGKKFDRVSRLHCESESFKMDLILDVNIQIYPVDLGDKFRLVIASTLYEDGTLDDGEYNPTDDRPSRADQFEYVMYGKVYRIEGDETSTEAATRLSAYVSYGGLLMRLQGDANNLHGFEVDSRVYLLMKKLAF

Entity 9 Entity 9 polymer

Description description	DNA-directed RNA polymerase II subunit RPB9
Molecular weight formula_weight	14541.2 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	I

MEPDGTYEPGFVGIRFCQECNNMLYPKEDKENRILLYACRNCDYQQEADNSCIYVNKITHEVDELTQIIADVSQDPTLPRTEDHPCQKCGHKEAVFFQSHSARAEDAMRLYYVCTAPHCGHRWTE

Entity 10 Entity 10 polymer

Description description	DNA-directed RNA polymerases I, II, and III subunit RPABC5
Molecular weight formula_weight	7655.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	J

MIIPVRCFTCGKIVGNKWEAYLGLLQAEYTEGDALDALGLKRYCCRRMLLAHVDLIEKLLNYAPLEK

Entity 11 Entity 11 polymer

Description description	DNA-directed RNA polymerase II subunit RPB11-a
Molecular weight formula_weight	13310.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	K

MNAPPAFESFLLFEGEKKITINKDTKVPNACLFTINKEDHTLGNIIKSQLLKDPQVLFAGYKVPHPLEHKIIIRVQTTPDYSPQEAFTNAITDLISELSLLEERFRVAIKDKQEGIE

Entity 12 Entity 12 polymer

Description description	RNA polymerase II subunit K
Molecular weight formula_weight	7018.2 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L

MDTQKDVQPPKQQPMIYICGECHTENEIKSRDPIRCRECGYRIMYKKRTKRLVVFDAR

Entity 13 Entity 13 polymer

Description description	Non-Template DNA
Molecular weight formula_weight	14932.5 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polydeoxyribonucleotide
Chain IDs strand_id	N

CCATTGAGAGCGGCCCTTGTGTTCAGGAGCCAGCAGGGAGCTGGGAGC

Entity 14 Entity 14 polymer

Description description	RNA
Molecular weight formula_weight	14843.9 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	P

UUAAGGAAUUAAGUCGUGCGUCUAAUAACCGGAGAGGGAACCCACU

Entity 15 Entity 15 polymer

Description description	Template DNA
Molecular weight formula_weight	14672.3 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polydeoxyribonucleotide
Chain IDs strand_id	T

GCTCCCAGCTCCCTGCTGGCTCCGAGTGGGTTCTGCCGCTCTCAATGG

Entity 16 Entity 16 polymer

Description description	Elongin-A
Molecular weight formula_weight	90360.6 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	M

SNAMHGGRSCGPRTRREPSSGEEAAPVTAMAAESALQVVEKLQARLAANPDPKKLLKYLKKLSTLPITVDILAETGVGKTVNSLRKHEHVGSFARDLVAQWKKLVPVERNAEPDEQDFEKSNSRKRPRDALQKEEEMEGDYQETWKATGSRSYSPDHRQKKHRKLSELERPHKVSHGHERRDERKRCHRMSPTYSSDPESSDYGHVQSPPSCTSPHQMYVDHYRSLEEDQEPIVSHQKPGKGHSNAFQDRLGASQERHLGEPHGKGVVSQNKEHKSSHKDKRPVDAKSDEKASVVSREKSHKALSKEENRRPPSGDNAREKPPSSGVKKEKDREGSSLKKKCLPPSEAASDNHLKKPKHRDPEKAKLDKSKQGLDSFDTGKGAGDLLPKVKEKGSNNLKTPEGKVKTNLDRKSLGSLPKVEETDMEDEFEQPTMSFESYLSYDQPRKKKKKIVKTSATALGDKGLKKNDSKSTGKNLDSVQKLPKVNKTKSEKPAGADLAKLRKVPDVLPVLPDLPLPAIQANYRPLPSLELISSFQPKRKAFSSPQEEEEAGFTGRRMNSKMQVYSGSKCAYLPKMMTLHQQCIRVLKNNIDSIFEVGGVPYSVLEPVLERCTPDQLYRIEEYNHVLIEETDQLWKVHCHRDFKEERPEEYESWREMYLRLQDAREQRLRVLTKNIQFAHANKPKGRQAKMAFVNSVAKPPRDVRRRQEKFGTGGAAVPEKIKIKPAPYPMGSSHASASSISFNPSPEEPAYDGPSTSSAHLAPVVSSTVSYDPRKPTVKKIAPMMAKTIKAFKNRFSRR

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Trichoplusia ni

Entity 17 Entity 17 polymer

Description description	Elongin-C
Molecular weight formula_weight	12485.1 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	O

MDGEEKTYGGCEGPDAMYVKLISSDGHEFIVKREHALTSGTIKAMLSGPGQFAENETNEVNFREIPSHVLSKVCMYFTYKVRYTNSSTEIPEFPIAPEIALELLMAANFLDC

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Trichoplusia ni

Entity 18 Entity 18 polymer

Description description	Elongin-B
Molecular weight formula_weight	13147.8 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Q

MDVFLMIRRHKTTIFTDAKESSTVFELKRIVEGILKRPPDEQRLYKDDQLLDDGKTLGECGFTSQTARPQAPATVGLAFRADDTFEALCIEPFSSPPELPDVMKPQDSGSSANEQAVQ

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Trichoplusia ni

Entity 19 Entity 19 polymer

Description description	Transcription elongation factor SPT6
Molecular weight formula_weight	199603.0 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	S

SNAMSDFVESEAEESEEEYNDEGEVVPRVTKKFVEEEDDDEEEEEENLDDQDEQGNLKGFINDDDDEDEGEEDEGSDSGDSEDDVGHKKRKRTSFDDRLEDDDFDLIEENLGVKVKRGQKYRRVKKMSDDEDDDEEEYGKEEHEKEAIAEEIFQDGEGEEGQEAMEAPMAPPEEEEEDDEESDIDDFIVDDDGQPLKKPKWRKKLPGYTDAALQEAQEIFGVDFDYDEFEKYNEYDEELEEEYEYEDDEAEGEIRVRPKKTTKKRVSRRSIFEMYEPSELESSHLTDQDNEIRATDLPERFQLRSIPVKGAEDDELEEEADWIYRNAFATPTISLQESCDYLDRGQPASSFSRKGPSTIQKIKEALGFMRNQHFEVPFIAFYRKEYVEPELHINDLWRVWQWDEKWTQLRIRKENLTRLFEKMQAYQYEQISADPDKPLADGIRALDTTDMERLKDVQSMDELKDVYNHFLLYYGRDIPKMQNAAKASRKKLKRVREEGDEEGEGDEAEDEEQRGPELKQASRRDMYTICQSAGLDGLAKKFGLTPEQFGENLRDSYQRHETEQFPAEPLELAKDYVCSQFPTPEAVLEGARYMVALQIAREPLVRQVLRQTFQERAKLNITPTKKGRKDVDEAHYAYSFKYLKNKPVKELRDDQFLKICLAEDEGLLTTDISIDLKGVEGYGNDQTYFEEIKQFYYRDEFSHQVQEWNRQRTMAIERALQQFLYVQMAKELKNKLLAEAKEYVIKACSRKLYNWLRVAPYRPDQQVEEDDDFMDENQGKGIRVLGIAFSSARDHPVFCALVNGEGEVTDFLRLPHFTKRRTAWREEEREKKAQDIETLKKFLLNKKPHVVTVAGENRDAQMLIEDVKRIVHELDQGQQLSSIGVELVDNELAILYMNSKKSEAEFRDYPPVLRQAVSLARRIQDPLIEFAQVCSSDEDILCLKFHPLQEHVVKEELLNALYCEFINRVNEVGVDVNRAIAHPYSQALIQYVCGLGPRKGTHLLKILKQNNTRLESRTQLVTMCHMGPKVFMNCAGFLKIDTASLGDSTDSYIEVLDGSRVHPETYEWARKMAVDALEYDESAEDANPAGALEEILENPERLKDLDLDAFAEELERQGYGDKHITLYDIRAELSCRYKDLRTAYRSPNTEEIFNMLTKETPETFYIGKLIICNVTGIAHRRPQGESYDQAIRNDETGLWQCPFCQQDNFPELSEVWNHFDSGSCPGQAIGVKTRLDNGVTGFIPTKFLSDKVVKRPEERVKVGMTVHCRIMKIDIEKFSADLTCRTSDLMDRNNEWKLPKDTYYDFDAEAADHKQEEDMKRKQQRTTYIKRVIAHPSFHNINFKQAEKMMETMDQGDVIIRPSSKGENHLTVTWKVSDGIYQHVDVREEGKENAFSLGATLWINSEEFEDLDEIVARYVQPMASFARDLLNHKYYQDCSGGDRKKLEELLIKTKKEKPTFIPYFICACKELPGKFLLGYQPRGKPRIEYVTVTPEGFRYRGQIFPTVNGLFRWFKDHYQDPVPGITPSSSSRTRTPASINATPANINLADLTRAVNALPQNMTSQMFSAIAAVTGQGQNPNATPAQWASSQYGYGGSGGGSSAYHVFPTPAQQPVATPLMTPSYSYTTPSQPITTPQYHQLQASTTPQSAQAQPQPSSSSRQRQQQPKSNSHAAIDWGKMAEQWLQEKEAERRKQKQRLTPRPSPSPMIESTPMSIAGDATPLLDEMDR

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Trichoplusia ni

Entity 20 Entity 20 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 21 Entity 21 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	8

▶

Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	—

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	triclinic

Resolution resolution	2.860 Å
Low-resolution limit resolution_low	— Å
R factor r_factor	—
R_work r_work	—
R_free r_free	—

Resolution resolution	2.86 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	118642

Structure of the mammalian Pol II-SPT6-Elongin complex, lacking ELOA latch (composite structure, structure 3)

1. Protein Identity and Related Structures Protein Identity & Related Structures

DNA-directed RNA polymerase II subunit RPB1

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

DNA-directed RNA polymerase subunit beta

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

DNA-directed RNA polymerase II subunit RPB3

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

RNA polymerase II subunit D

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

DNA-directed RNA polymerase II subunit E

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

DNA-directed RNA polymerase II subunit F

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

DNA-directed RNA polymerase II subunit RPB7

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

DNA-directed RNA polymerases I, II, and III subunit RPABC3

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

DNA-directed RNA polymerase II subunit RPB9

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

DNA-directed RNA polymerases I, II, and III subunit RPABC5

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer