PDB entry 1k3u

View 1k3u on RCSB PDB site
Description: crystal structure of wild-type tryptophan synthase complexed with n-[1h-indol-3-yl-acetyl]aspartic acid
Class: lyase
Keywords: carbon-oxygen lyase, tryptophan biosynthesis, pyridoxal phosphate, lyase
Deposited on 2001-10-04, released 2002-07-03
The last revision prior to the SCOPe 2.08 freeze date was dated 2019-07-24, with a file datestamp of 2019-07-19.
Experiment type: XRAY
Resolution: 1.7 Å
R-factor: N/A
AEROSPACI score: 0.4 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: tryptophan synthase alpha chain
    Species: Salmonella typhimurium [TaxId:602]
    Gene: TRPA/TRPB
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.08: d1k3ua_
  • Chain 'B':
    Compound: tryptophan synthase beta chain
    Species: Salmonella typhimurium [TaxId:602]
    Gene: TRPA/TRPB
    Database cross-references and differences (RAF-indexed):
    • Uniprot P0A2K1 (0-End)
      • cloning artifact (32)
    Domains in SCOPe 2.08: d1k3ub_
  • Heterogens: IAD, NA, PLP, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence; same for both SEQRES and ATOM records: (download) 
    >1k3uA (A:)
meryenlfaqlndrregafvpfvtlgdpgieqslkiidtlidagadalelgvpfsdplad
gptiqnanlrafaagvtpaqcfemlalirekhptipigllmyanlvfnngidafyarceq
vgvdsvlvadvpveesapfrqaalrhniapificppnadddllrqvasygrgytyllsrs
gvtgaenrgalplhhlieklkeyhaapalqgfgisspeqvsaavragaagaisgsaivki
ieknlaspkqmlaelrsfvsamkaasra

  • Chain 'B':
    Sequence, based on SEQRES records: (download) 
    >1k3uB (B:)
ttllnpyfgefggmyvpqilmpalnqleeafvsaqkdpefqaqfadllknyagrptaltk
cqnitagtrttlylkredllhggahktnqvlgqallakrmgkseiiaetgagqhgvasal
asallglkcriymgakdverqspnvfrmrlmgaevipvhsgsatlkdacnealrdwsgsy
etahymlgtaagphpyptivrefqrmigeetkaqildkegrlpdaviacvgggsnaigmf
adfindtsvgligvepgghgietgehgaplkhgrvgiyfgmkapmmqtadgqieesysis
agldfpsvgpqhaylnsigradyvsitddealeafktlcrhegiipalesshalahalkm
mreqpekeqllvvnlsgrgdkdiftvhdilkargei

    Sequence, based on observed residues (ATOM records): (download) 
    >1k3uB (B:)
ttllnpyfgefggmyvpqilmpalnqleeafvsaqkdpefqaqfadllknyagrptaltk
cqnitagtrttlylkredllhggahktnqvlgqallakrmgkseiiaetgagqhgvasal
asallglkcriymgakdverqspnvfrmrlmgaevipvhsgsatlkdacnealrdwsgsy
etahymlgtaagphpyptivrefqrmigeetkaqildkegrlpdaviacvgggsnaigmf
adfindtsvgligvepgghgietgehgaplkhgrvgiyfgmkapmmqtadgqieesysis
agldfpsvgpqhaylnsigradyvsitddealeafktlcrhegiipalesshalahalkm
mreqpekeqllvvnlsgrgdkdiftvhdilkarg