PDB entry 6xe3

View 6xe3 on RCSB PDB site
Description: Salmonella typhimurium Tryptophan Synthase beta-S377A mutant in complex with inhibitor F9 at the enzyme alpha-site, cesium ion at the metal coordination site and carbanion III E(C3) at the enzyme beta-site.
Class: lyase
Keywords: Protein complex, LYASE
Deposited on 2020-06-11, released 2021-03-10
The last revision prior to the SCOPe 2.08 freeze date was dated 2021-03-10, with a file datestamp of 2021-03-05.
Experiment type: XRAY
Resolution: 1.55 Å
R-factor: N/A
AEROSPACI score: 0.54 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: tryptophan synthase alpha chain
    Species: Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720) [TaxId:99287]
    Gene: TRPA, STM1727
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.08: d6xe3a_
  • Chain 'B':
    Compound: tryptophan synthase beta chain
    Species: Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720) [TaxId:99287]
    Gene: trpB, STM1726
    Database cross-references and differences (RAF-indexed):
    • Uniprot P0A2K1 (Start-396)
      • engineered mutation (376)
    Domains in SCOPe 2.08: d6xe3b_
  • Heterogens: CS, 1D0, F9F, EDO, DMS, CL, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence; same for both SEQRES and ATOM records: (download) 
    >6xe3A (A:)
meryenlfaqlndrregafvpfvtlgdpgieqslkiidtlidagadalelgvpfsdplad
gptiqnanlrafaagvtpaqcfemlalirekhptipigllmyanlvfnngidafyarceq
vgvdsvlvadvpveesapfrqaalrhniapificppnadddllrqvasygrgytyllsrs
gvtgaenrgalplhhlieklkeyhaapalqgfgisspeqvsaavragaagaisgsaivki
ieknlaspkqmlaelrsfvsamkaasra

  • Chain 'B':
    Sequence, based on SEQRES records: (download) 
    >6xe3B (B:)
mttllnpyfgefggmyvpqilmpalnqleeafvsaqkdpefqaqfadllknyagrptalt
kcqnitagtrttlylkredllhggahktnqvlgqallakrmgkseiiaetgagqhgvasa
lasallglkcriymgakdverqspnvfrmrlmgaevipvhsgsatlkdacnealrdwsgs
yetahymlgtaagphpyptivrefqrmigeetkaqildkegrlpdaviacvgggsnaigm
fadfindtsvgligvepgghgietgehgaplkhgrvgiyfgmkapmmqtadgqieesysi
sagldfpsvgpqhaylnsigradyvsitddealeafktlcrhegiipalesshalahalk
mmreqpekeqllvvnlagrgdkdiftvhdilkargei

    Sequence, based on observed residues (ATOM records): (download) 
    >6xe3B (B:)
ttllnpyfgefggmyvpqilmpalnqleeafvsaqkdpefqaqfadllknyagrptaltk
cqnitagtrttlylkredllhggahktnqvlgqallakrmgkseiiaetgagqhgvasal
asallglkcriymgakdverqspnvfrmrlmgaevipvhsgsatlkdacnealrdwsgsy
etahymlgtaagphpyptivrefqrmigeetkaqildkegrlpdaviacvgggsnaigmf
adfindtsvgligvepgghgietgehgaplkhgrvgiyfgmkapmmqtadgqieesysis
agldfpsvgpqhaylnsigradyvsitddealeafktlcrhegiipalesshalahalkm
mreqpekeqllvvnlagrgdkdiftvhdilkargei