1PYW

Human class II MHC protein HLA-DR1 bound to a designed peptide related to influenza virus hemagglutinin, FVKQNA(MAA)AL, in complex with staphylococcal enterotoxin C3 variant 3B2 (SEC3-3B2)


Sequence Similarity Clusters for the Entities in PDB 1PYW

Entity #1 | Chains: A
HLA class II histocompatibility antigen, DR alpha chain protein, length: 182 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name Structural variation in cluster
100 % 24 91 217
95 % 26 98 258 Flexibility: Low
Max RMSD: 1.7, Avg RMSD: 0.6
PDBFlex
90 % 28 114 222
70 % 28 114 242
50 % 37 170 175
40 % 37 170 188
30 % 73 353 85
Entity #2 | Chains: B
HLA class II histocompatibility antigen, DR-1 beta chain protein, length: 190 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name Structural variation in cluster
100 % 7 40 613
95 % 8 43 685 Flexibility: Low
Max RMSD: 2.6, Avg RMSD: 1.0
PDBFlex
90 % 26 94 287
70 % 37 169 151
50 % 37 171 174
40 % 37 171 187
30 % 74 353 85
Entity #3 | Chains: C
9-residue influenza virus hemagglutinin related peptide FVKQNA(MAA)AL protein, length: 10 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name
Entity #4 | Chains: D
Enterotoxin type C-3 protein, length: 239 (BLAST)
Sequence Similarity Cutoff Rank Chains in Cluster Cluster ID / Name Structural variation in cluster
100 % 2 10 7169
95 % 11 29 1443 Flexibility: Low
Max RMSD: 3.5, Avg RMSD: 1.0
PDBFlex
90 % 11 29 1462
70 % 11 29 1470
50 % 19 57 513
40 % 20 60 509
30 % 35 90 364

Instructions

In the table for each entity, view a list of similar sequences by selecting the link associated with the percentage cutoff.



View more detailed documentation on the redundancy reduction and sequence clustering procedure used by RCSB PDB.

You can also use the structure comparison tool to compare any 2 given structures