PDB entry 1nek
View 1nek on RCSB PDB site
Description: Complex II (Succinate Dehydrogenase) From E. Coli with ubiquinone bound
Class: oxidoreductase/electron transport
Keywords: membrane protein, oxygen respiratory chain, OXIDOREDUCTASE/ELECTRON TRANSPORT COMPLEX
Deposited on
2002-12-11, released
2003-02-25
The last revision prior to the SCOPe 2.03 freeze date was dated
2009-03-31, with a file datestamp of
2009-03-27.
Experiment type: XRAY
Resolution: 2.6 Å
R-factor: 0.247
AEROSPACI score: 0.24
(click here for full SPACI score report)
Chains and heterogens:
- Chain 'A':
Compound: Succinate dehydrogenase flavoprotein subunit
Species: Escherichia coli [TaxId:562]
Gene: SDHA OR B0723 OR Z0877 OR ECS0748
Database cross-references and differences (RAF-indexed):
Domains in SCOPe 2.03: d1neka1, d1neka2, d1neka3 - Chain 'B':
Compound: Succinate dehydrogenase iron-sulfur protein
Species: Escherichia coli [TaxId:562]
Gene: SDHB OR B0724
Database cross-references and differences (RAF-indexed):
Domains in SCOPe 2.03: d1nekb1, d1nekb2 - Chain 'C':
Compound: Succinate dehydrogenase cytochrome b-556 subunit
Species: Escherichia coli [TaxId:562]
Gene: SDHC OR CYBA OR B0721 OR Z0875 OR ECS0746
Database cross-references and differences (RAF-indexed):
Domains in SCOPe 2.03: d1nekc_ - Chain 'D':
Compound: Succinate dehydrogenase hydrophobic membrane anchor protein
Species: Escherichia coli [TaxId:562]
Gene: SDHD OR B0722
Database cross-references and differences (RAF-indexed):
Domains in SCOPe 2.03: d1nekd_ - Heterogens: OAA, CA, FAD, FES, SF4, F3S, HEM, UQ2, CDN, EPH, HOH
PDB Chain Sequences:
- Chain 'A':
Sequence; same for both SEQRES and ATOM records: (download)
>1nekA (A:)
mklpvrefdavvigaggagmraalqisqsgqtcallskvfptrshtvsaqggitvalgnt
hednwewhmydtvkgsdyigdqdaieymcktgpeailelehmglpfsrlddgriyqrpfg
gqsknfggeqaartaaaadrtghallhtlyqqnlknhttifsewyaldlvknqdgavvgc
talcietgevvyfkaratvlatggagriyqsttnahintgdgvgmairagvpvqdmemwq
fhptgiagagvlvtegcrgeggyllnkhgerfmeryapnakdlagrdvvarsimieireg
rgcdgpwgphaklkldhlgkevlesrlpgilelsrtfahvdpvkepipviptchymmggi
ptkvtgqaltvnekgedvvvpglfavgeiacvsvhganrlggnslldlvvfgraaglhlq
esiaeqgalrdasesdveasldrlnrwnnnrngedpvairkalqecmqhnfsvfregdam
akgleqlkvirerlknarlddtssefntqrvecleldnlmetayatavsanfrtesrgah
srfdfpdrddenwlchslylpesesmtrrsvnmepklrpafppkirty
- Chain 'B':
Sequence; same for both SEQRES and ATOM records: (download)
>1nekB (B:)
mrlefsiyrynpdvddaprmqdytleadegrdmmlldaliqlkekdpslsfrrscregvc
gsdglnmngknglacitpisalnqpgkkivirplpglpvirdlvvdmgqfyaqyekikpy
llnngqnpparehlqmpeqrekldglyecilcaccstscpsfwwnpdkfigpagllaayr
flidsrdtetdsrldglsdafsvfrchsimncvsvcpkglnptraighiksmllqrna
- Chain 'C':
Sequence; same for both SEQRES and ATOM records: (download)
>1nekC (C:)
mirnvkkqrpvnldlqtirfpitaiasilhrvsgvitfvavgillwllgtslsspegfeq
asaimgsffvkfimwgiltalayhvvvgirhmmmdfgyleetfeagkrsakisfvitvvl
sllagvlvw
- Chain 'D':
Sequence, based on SEQRES records: (download)
>1nekD (D:)
mvsnasalgrngvhdfilvrataivltlyiiymvgffatsgeltyevwigffasaftkvf
tllalfsilihawigmwqvltdyvkplalrlmlqlvivvalvvyviygfvvvwgv
Sequence, based on observed residues (ATOM records): (download)
>1nekD (D:)
snasalgrngvhdfilvrataivltlyiiymvgffatsgeltyevwigffasaftkvftl
lalfsilihawigmwqvltdyvkplalrlmlqlvivvalvvyviygfvvvwgv