PDB entry 1sig
View 1sig on RCSB PDB site
Description: crystal structure of a sigma70 subunit fragment from escherichia coli RNA polymerase
Class: transcription regulation
Keywords: RNA polymerase sigma factor, transcription regulation
Deposited on
1997-02-18, released
1997-05-15
The last revision prior to the SCOPe 2.03 freeze date was dated
2011-07-13, with a file datestamp of
2011-05-08.
Experiment type: XRAY
Resolution: 2.6 Å
R-factor: 0.218
AEROSPACI score: 0.28
(click here for full SPACI score report)
Chains and heterogens:
- Chain 'A':
Compound: RNA polymerase primary sigma factor
Species: Escherichia coli [TaxId:83333]
Gene: rpoD
Database cross-references and differences (RAF-indexed):
Domains in SCOPe 2.03: d1siga_ - Heterogens: HOH
PDB Chain Sequences:
- Chain 'A':
Sequence, based on SEQRES records: (download)
>1sigA (A:)
gshmegeidiakriedginqvqcsvaeypeaitylleqynrveaeearlsdlitgfvdpn
aeedlaptathvgselsqedldddededeedgdddsadddnsidpelarekfaelraqyv
vtrdtikakgrshataqeeilklsevfkqfrlvpkqfdylvnsmrvmmdrvrtqerlimk
lcveqckmpkknfitlftgnetsdtwfnaaiamnkpwseklhdvseevhralqklqqiee
etgltieqvkdinrrmsigeakarrakkemveanlrlvisiakkytnrglqfldliqegn
iglmkavdkfeyrrgykfstyatwwirqaitrsiadqar
Sequence, based on observed residues (ATOM records): (download)
>1sigA (A:)
megeidiakriedginqvqcsvaeypeaitylleqynrveaeearlsdlitgfvddlapt
athvgselsqedldidpelarekfaelraqyvvtrdtikahataqeeilklsevfkqfrl
vpkqfdylvnsmrvmmdrvrtqerlimklcveqckmpkknfitlftgnetsdtwfnaaia
mnkpwseklhdvseevhralqklqqieeetgltieqvkdinrrmsigeakarrakkemve
anlrlvisiakkytnrglqfldliqegniglmkavdkfeyrrgykfstyatwwirqaitr
siadq