| PDB | Chain | Name | Length | Cyclization | Rings | Disulfide | Type | Source | Method |
|---|---|---|---|---|---|---|---|---|---|
| 1TMB | T | ALPHA-THROMBIN (SMALL SUBUNIT) | 5 | Sidechain | 1 | - | Non-natural | Theonella Sp | X-RAY DIFFRACTION |
| 1TMR | A | THROMBOMODULIN PRECURSOR | 19 | SS | 1 | 1 | Natural | Homo Sapiens | SOLUTION NMR |
| 1TPS | B | TRYPSIN | 8 | Sidechain | 1 | - | Non-natural | Cyanobacteria | X-RAY DIFFRACTION |
| 1TR6 | A | OMEGA-CONOTOXIN GVIA | 28 | SS | 3 | 3 | Non-natural | Conus Geographus | SOLUTION NMR |
| 1TSK | A | TS KAPA | 35 | SS | 3 | 3 | Natural | Tityus Serrulatus | SOLUTION NMR |
| 1TT3 | A | OMEGA-CONOTOXIN MVIIA | 26 | SS | 3 | 3 | Natural | Unknow | SOLUTION NMR |
| 1TTK | A | OMEGA-CONOTOXIN MVIIA | 26 | SS | 3 | 3 | Natural | Unknow | SOLUTION NMR |
| 1TTL | A | OMEGA-CONOTOXIN GVIA | 28 | SS | 3 | 3 | Non-natural | Conus Geographus | SOLUTION NMR |
| 1TV0 | A | CRYPTDIN-4 | 32 | SS | 3 | 3 | Natural | Mus Musculus | SOLUTION NMR |
| 1TXM | A | MAUROTOXIN | 35 | SS | 4 | 4 | Natural | Scorpio Maurus | SOLUTION NMR |
| 1TYK | A | TOXIN GSMTX-4 | 34 | SS | 3 | 3 | Natural | Grammostola Rosea | SOLUTION NMR |
| 1U8P | C | ANTIBODY 2F5 (LIGHT CHAIN) | 7 | SS | 1 | 1 | Natural | Human Immunodeficiency Virus 1 | X-RAY DIFFRACTION |
| 1UEO | A | PENAEIDIN-3A | 63 | SS | 3 | 3 | Natural | Litopenaeus Vannamei | SOLUTION NMR |
| 1UL2 | A | ALPHA-CONOTOXIN GIC | 17 | SS | 2 | 2 | Natural | Unknow | SOLUTION NMR |
| 1UT3 | A | SPHENISCIN-2 | 38 | SS | 3 | 3 | Natural | Aptenodytes Patagonicus | SOLUTION NMR |
| 1UYA | A | UROGUANYLIN-16, ISOMER A | 16 | SS | 2 | 2 | Natural | Homo Sapiens | SOLUTION NMR |
| 1UYB | A | UROGUANYLIN-16, ISOMER B | 16 | SS | 2 | 2 | Natural | Homo Sapiens | SOLUTION NMR |
| 1V28 | A | PARALYTIC PEPTIDE | 23 | SS | 1 | 1 | Natural | Unknow | SOLUTION NMR |
| 1V46 | A | CARDIOACTIVE PEPTIDE | 9 | SS | 1 | 1 | Natural | Unknow | SOLUTION NMR |
| 1V4Q | A | OMEGA-CONOTOXIN MVIIC | 27 | SS | 3 | 3 | Natural | Unknow | SOLUTION NMR |
| 1V5A | A | COVALITOXIN-I | 28 | SS | 3 | 3 | Natural | Unknow | SOLUTION NMR |
| 1V6R | A | ENDOTHELIN-1 | 21 | SS | 2 | 2 | Natural | Unknow | SOLUTION NMR |
| 1V7F | A | PHRIXOTOXIN 1 | 30 | SS | 3 | 3 | Natural | Paraphysa Scrofa | SOLUTION NMR |
| 1V90 | A | DELTA-PALUTOXIN IT1 | 38 | SS | 4 | 4 | Natural | Paracoelotes Luctuosus | SOLUTION NMR |
| 1V91 | A | DELTA-PALUTOXIN IT2 | 38 | SS | 4 | 4 | Natural | Paracoelotes Luctuosus | SOLUTION NMR |
| 1V9U | 5 | COAT PROTEIN VP1 | 41 | SS | 3 | 3 | Natural | Homo Sapiens | X-RAY DIFFRACTION |
| 1VB8 | A | VIOLA HEDERACEA ROOT PEPTIDE 1 | 30 | SS | 4 | 3 | Natural | Viola Hederacea | SOLUTION NMR |
| 1VPP | X;Y | PROTEIN (VASCULAR ENDOTHELIAL GROWTH FACTOR) | 20 | SS | 1 | - | Natural | Unknow | X-RAY DIFFRACTION |
| 1VTX | A | DELTA-ATRACOTOXIN-HV1 | 42 | SS | 4 | 4 | Natural | Hadronyche Versuta | SOLUTION NMR |
| 1VWB | P | STREPTAVIDIN | 8 | SS | 1 | 1 | Natural | Unknow | X-RAY DIFFRACTION |
| 1VWC | P | STREPTAVIDIN | 8 | SS | 1 | 1 | Natural | Unknow | X-RAY DIFFRACTION |
| 1VWD | P | STREPTAVIDIN | 8 | SS | 1 | 1 | Natural | Unknow | X-RAY DIFFRACTION |
| 1VWE | P | STREPTAVIDIN | 8 | SS | 1 | 1 | Natural | Unknow | X-RAY DIFFRACTION |
| 1VWI | M;P | STREPTAVIDIN | 9 | Sidechain | 1 | - | Natural | Unknow | X-RAY DIFFRACTION |
| 1VWJ | M;P | STREPTAVIDIN | 9 | Sidechain | 1 | - | Natural | Bothrops Insularis | X-RAY DIFFRACTION |
| 1VWK | M;P | STREPTAVIDIN | 9 | Sidechain | 1 | - | Natural | Bothrops Insularis | X-RAY DIFFRACTION |
| 1VWL | M;P | STREPTAVIDIN | 9 | Sidechain | 1 | - | Natural | Bothrops Insularis | X-RAY DIFFRACTION |
| 1VWM | P | STREPTAVIDIN | 8 | SS | 1 | 1 | Natural | Unknow | X-RAY DIFFRACTION |
| 1VWN | P | STREPTAVIDIN | 8 | SS | 1 | 1 | Natural | Unknow | X-RAY DIFFRACTION |
| 1VWO | P | STREPTAVIDIN | 10 | SS | 1 | 1 | Natural | Escherichia Coli | X-RAY DIFFRACTION |
| 1VWP | P | STREPTAVIDIN | 10 | SS | 1 | 1 | Natural | Escherichia Coli | X-RAY DIFFRACTION |
| 1VWQ | P | STREPTAVIDIN | 9 | Sidechain | 1 | - | Natural | Bothrops Insularis | X-RAY DIFFRACTION |
| 1VWR | P | STREPTAVIDIN | 9 | Sidechain | 1 | - | Natural | Bothrops Insularis | X-RAY DIFFRACTION |
| 1W1N | A | PHOSPHATIDYLINOSITOL 3-KINASE TOR1 | 33 | SS | 1 | 1 | Natural | Saccharomyces Cerevisiae | SOLUTION NMR |
| 1W7Z | A;B;C;D;E;F;G;H | TRYPSIN INHIBITOR II | 31 | SS | 3 | - | Natural | Ecballium Elaterium | X-RAY DIFFRACTION |
| 1W8P | A;C;E;G;I;K | INSULIN A-CHAIN | 21 | SS | 1 | - | Natural | Homo Sapiens | X-RAY DIFFRACTION |
| 1W9U | C;D | CHITINASE | 5 | H2T | 1 | - | Non-natural | Clonostachys | X-RAY DIFFRACTION |
| 1W9V | C;D | ARGIFIN | 5 | H2T | 1 | - | Non-natural | Gliocladium | X-RAY DIFFRACTION |
| 1WAV | A;C;E;G;I;K | INSULIN | 21 | SS | 1 | - | Natural | Sus Scrofa | X-RAY DIFFRACTION |
| 1WAW | B | CHITOTRIOSIDASE 1 | 5 | H2T | 1 | - | Non-natural | Clonostachys | X-RAY DIFFRACTION |