## Resume a stopped protein library screen

`$ boltz-api protein:library-screen resume`

**post** `/compute/v1/protein/library-screen/{id}/resume`

Resume a stopped protein library screen from its last checkpoint

### Parameters

- `--id: string`

  Library screen ID

### Returns

- `ProteinLibraryScreenResumeResponse: object { id, completed_at, created_at, 14 more }`

  A protein library screening pipeline run

  - `id: string`

    Unique ProteinLibraryScreen identifier

  - `completed_at: string`

  - `created_at: string`

  - `data_deleted_at: string`

    When the input, output, and result data was permanently deleted. Null if data has not been deleted.

  - `engine: "boltzprot"`

    Deprecated. Use pipeline instead.

  - `engine_version: "1.0"`

    Deprecated. Use pipeline_version instead.

  - `error: object { code, message, details }`

    - `code: string`

      Machine-readable error code

    - `message: string`

      Human-readable error message

    - `details: optional unknown`

      Additional field-level error details keyed by input path, when available.

  - `input: object { proteins, target }`

    Pipeline input (null if data deleted)

    - `proteins: object { url, url_expires_at }`

      - `url: string`

        URL to download the file

      - `url_expires_at: string`

        When the presigned URL expires

    - `target: object { chain_selection, structure, type }  or object { entities, type, bonds, 4 more }`

      Target specification (structure template or template-free)

      - `StructureTemplateTargetResponse: object { chain_selection, structure, type }`

        Target defined by an uploaded 3D structure (CIF or PDB file). Only chains included in chain_selection are used.

        - `chain_selection: map[object { chain_type, crop_residues, epitope_residues, 2 more }  or object { chain_type } ]`

          Chains selected from the uploaded structure, keyed by chain ID. Only chains listed here are included in the pipeline run — any chains omitted from this mapping are ignored. Each value defines which residues to keep, which are epitope residues, which are non-binding residues, and which are flexible.

          - `StructureTemplateTargetPolymerChainSpec: object { chain_type, crop_residues, epitope_residues, 2 more }`

            Per-chain specification for a polymer (protein/RNA/DNA) chain in a structure template target.

            - `chain_type: "polymer"`

            - `crop_residues: array of number or "all"`

              0-indexed residue indices to retain from this chain, or 'all' to keep all residues. Residues not listed are excluded from the pipeline run.

              - `union_member_0: array of number`

                0-indexed residue indices to keep

              - `union_member_1: "all"`

            - `epitope_residues: optional array of number`

              0-indexed residue indices where binder contact is desired (the epitope). All indices must be present in crop_residues and must not overlap non_binding_residues.

            - `flexible_residues: optional array of number`

              0-indexed residue indices allowed to move during design (e.g. flexible loop regions). All indices must be present in crop_residues.

            - `non_binding_residues: optional array of number`

              0-indexed residue indices where binder contact should be discouraged. All indices must be present in crop_residues and must not overlap epitope_residues.

          - `StructureTemplateTargetLigandChainSpec: object { chain_type }`

            Per-chain specification for a ligand chain in a structure template target. The full ligand is always included.

        - `structure: object { url, url_expires_at }`

          - `url: string`

            URL to download the file

          - `url_expires_at: string`

            When the presigned URL expires

        - `type: "structure_template"`

      - `NoTemplateTargetResponse: object { entities, type, bonds, 4 more }`

        Target defined by sequences only, without a 3D structure template

        - `entities: array of object { chain_ids, type, value, 2 more }  or object { chain_ids, type, value, 2 more }  or object { chain_ids, type, value, 2 more }  or 2 more`

          Entities (proteins, RNA, DNA, ligands) defining the target complex.

          - `ProteinEntityResponse: object { chain_ids, type, value, 2 more }`

            - `chain_ids: array of string`

              Chain IDs for this entity

            - `type: "protein"`

            - `value: string`

              Amino acid sequence (one-letter codes)

            - `cyclic: optional boolean`

              Whether the sequence is cyclic

            - `modifications: optional array of object { residue_index, type, value }`

              CCD post-translational modifications. Optional; defaults to an empty list when omitted. SMILES modifications are not supported.

              - `residue_index: number`

                0-based index of the residue to modify

              - `type: "ccd"`

                Modification format. Only CCD polymer modifications are supported.

              - `value: string`

                CCD code from RCSB PDB (e.g. 'MSE' for selenomethionine, 'SEP' for phosphoserine)

          - `RNAEntityResponse: object { chain_ids, type, value, 2 more }`

            - `chain_ids: array of string`

              Chain IDs for this entity

            - `type: "rna"`

            - `value: string`

              RNA nucleotide sequence (A, C, G, U, N)

            - `cyclic: optional boolean`

              Whether the sequence is cyclic

            - `modifications: optional array of object { residue_index, type, value }`

              CCD chemical modifications. Optional; defaults to an empty list when omitted. SMILES modifications are not supported.

              - `residue_index: number`

                0-based index of the residue to modify

              - `type: "ccd"`

                Modification format. Only CCD polymer modifications are supported.

              - `value: string`

                CCD code from RCSB PDB (e.g. 'MSE' for selenomethionine, 'SEP' for phosphoserine)

          - `DNAEntityResponse: object { chain_ids, type, value, 2 more }`

            - `chain_ids: array of string`

              Chain IDs for this entity

            - `type: "dna"`

            - `value: string`

              DNA nucleotide sequence (A, C, G, T, N)

            - `cyclic: optional boolean`

              Whether the sequence is cyclic

            - `modifications: optional array of object { residue_index, type, value }`

              CCD chemical modifications. Optional; defaults to an empty list when omitted. SMILES modifications are not supported.

              - `residue_index: number`

                0-based index of the residue to modify

              - `type: "ccd"`

                Modification format. Only CCD polymer modifications are supported.

              - `value: string`

                CCD code from RCSB PDB (e.g. 'MSE' for selenomethionine, 'SEP' for phosphoserine)

          - `LigandCCDEntityResponse: object { chain_ids, type, value }`

            - `chain_ids: array of string`

              Chain IDs for this ligand

            - `type: "ligand_ccd"`

            - `value: string`

              CCD code (e.g., ATP, ADP)

          - `LigandSmilesEntityResponse: object { chain_ids, type, value }`

            - `chain_ids: array of string`

              Chain IDs for this ligand

            - `type: "ligand_smiles"`

            - `value: string`

              SMILES string representing the ligand

        - `type: "no_template"`

        - `bonds: optional array of object { atom1, atom2 }`

          Covalent bond constraints between atoms in the target complex. Ligand atom references support CCD atom names and explicitly atom-mapped SMILES atoms.

          - `atom1: object { atom_name, chain_id, type }  or object { atom_name, chain_id, residue_index, type }`

            Ligand atom reference for a CCD atom or an explicitly atom-mapped SMILES atom.

            - `LigandAtomResponse: object { atom_name, chain_id, type }`

              Ligand atom reference for a CCD atom or an explicitly atom-mapped SMILES atom.

              - `atom_name: string`

                Atom name. For ligand_ccd, use the standardized CIF atom name. For ligand_smiles, explicitly label the atom with numeric atom-map notation: [C:1] is referenced as C1 and [O:2] as O2. The resulting name must be unique within the molecule and at most four characters.

              - `chain_id: string`

                Chain ID containing the atom

              - `type: "ligand_atom"`

            - `PolymerAtomResponse: object { atom_name, chain_id, residue_index, type }`

              - `atom_name: string`

                Standardized atom name (verifiable in CIF file on RCSB)

              - `chain_id: string`

                Chain ID containing the atom

              - `residue_index: number`

                0-based residue index

              - `type: "polymer_atom"`

          - `atom2: object { atom_name, chain_id, type }  or object { atom_name, chain_id, residue_index, type }`

            Ligand atom reference for a CCD atom or an explicitly atom-mapped SMILES atom.

            - `LigandAtomResponse: object { atom_name, chain_id, type }`

              Ligand atom reference for a CCD atom or an explicitly atom-mapped SMILES atom.

              - `atom_name: string`

                Atom name. For ligand_ccd, use the standardized CIF atom name. For ligand_smiles, explicitly label the atom with numeric atom-map notation: [C:1] is referenced as C1 and [O:2] as O2. The resulting name must be unique within the molecule and at most four characters.

              - `chain_id: string`

                Chain ID containing the atom

              - `type: "ligand_atom"`

            - `PolymerAtomResponse: object { atom_name, chain_id, residue_index, type }`

              - `atom_name: string`

                Standardized atom name (verifiable in CIF file on RCSB)

              - `chain_id: string`

                Chain ID containing the atom

              - `residue_index: number`

                0-based residue index

              - `type: "polymer_atom"`

        - `constraints: optional array of object { binder_chain_id, contact_residues, max_distance_angstrom, 2 more }  or object { max_distance_angstrom, token1, token2, 2 more }`

          Structural constraints (pocket and contact). Ligand atom references support CCD atom names and explicitly atom-mapped SMILES atoms.

          - `PocketConstraintResponse: object { binder_chain_id, contact_residues, max_distance_angstrom, 2 more }`

            Constrains the binder to interact with specific pocket residues on the target.

            - `binder_chain_id: string`

              Chain ID of the binder molecule

            - `contact_residues: map[array of number]`

              Binding pocket residues keyed by chain ID. Each key is a chain ID (e.g. "A") and the value is an array of 0-indexed residue indices that define the pocket on that chain.

            - `max_distance_angstrom: number`

              Maximum allowed distance in Angstroms between binder and pocket residues. Typical range: 4-8 A.

            - `type: "pocket"`

            - `force: optional boolean`

              Whether to force the constraint

          - `ContactConstraintResponse: object { max_distance_angstrom, token1, token2, 2 more }`

            Maximum-distance contact constraint between two polymer residues or ligand atoms.

            - `max_distance_angstrom: number`

              Maximum distance in Angstroms

            - `token1: object { chain_id, residue_index, type }  or object { atom_name, chain_id, type }`

              Ligand contact token for a CCD atom or an explicitly atom-mapped SMILES atom.

              - `PolymerContactTokenResponse: object { chain_id, residue_index, type }`

                - `chain_id: string`

                  Chain ID

                - `residue_index: number`

                  0-based residue index

                - `type: "polymer_contact"`

              - `LigandContactTokenResponse: object { atom_name, chain_id, type }`

                Ligand contact token for a CCD atom or an explicitly atom-mapped SMILES atom.

                - `atom_name: string`

                  Atom name. For ligand_ccd, use the standardized CIF atom name. For ligand_smiles, explicitly label the atom with numeric atom-map notation: [C:1] is referenced as C1 and [O:2] as O2. The resulting name must be unique within the molecule and at most four characters.

                - `chain_id: string`

                  Chain ID

                - `type: "ligand_contact"`

            - `token2: object { chain_id, residue_index, type }  or object { atom_name, chain_id, type }`

              Ligand contact token for a CCD atom or an explicitly atom-mapped SMILES atom.

              - `PolymerContactTokenResponse: object { chain_id, residue_index, type }`

                - `chain_id: string`

                  Chain ID

                - `residue_index: number`

                  0-based residue index

                - `type: "polymer_contact"`

              - `LigandContactTokenResponse: object { atom_name, chain_id, type }`

                Ligand contact token for a CCD atom or an explicitly atom-mapped SMILES atom.

                - `atom_name: string`

                  Atom name. For ligand_ccd, use the standardized CIF atom name. For ligand_smiles, explicitly label the atom with numeric atom-map notation: [C:1] is referenced as C1 and [O:2] as O2. The resulting name must be unique within the molecule and at most four characters.

                - `chain_id: string`

                  Chain ID

                - `type: "ligand_contact"`

            - `type: "contact"`

            - `force: optional boolean`

              Whether to force the constraint

        - `epitope_ligand_chains: optional array of string`

          Chain IDs of ligand entities that are part of the binding epitope. Ligands are marked as epitope in full (no residue-level selection).

        - `epitope_residues: optional map[array of number]`

          Polymer chain residues where binder contact is desired (the epitope). Each key is a chain ID of a polymer entity, each value is an array of 0-indexed residue indices. Residues must not overlap non_binding_residues on the same chain.

        - `non_binding_residues: optional map[array of number]`

          Polymer chain residues where binder contact should be discouraged. Each key is a chain ID of a polymer entity, each value is an array of 0-indexed residue indices. Residues must not overlap epitope_residues on the same chain.

  - `livemode: boolean`

    Whether this resource was created with a live API key.

  - `pipeline: "boltzprot"`

    Pipeline used for protein library screen

  - `pipeline_version: "1.0"`

    Pipeline version used for protein library screen

  - `progress: object { num_proteins_failed, num_proteins_screened, total_proteins_to_screen, latest_result_id }`

    - `num_proteins_failed: number`

      Number of accepted proteins that reached terminal failure during screening.

    - `num_proteins_screened: number`

      Number of accepted proteins that produced usable screening results.

    - `total_proteins_to_screen: number`

      Total number of proteins accepted into the screening run.

    - `latest_result_id: optional string`

      ID of the latest result

  - `started_at: string`

  - `status: "pending" or "running" or "succeeded" or 2 more`

    - `"pending"`

    - `"running"`

    - `"succeeded"`

    - `"failed"`

    - `"stopped"`

  - `stopped_at: string`

  - `workspace_id: string`

    Workspace ID

  - `idempotency_key: optional string`

    Client-provided idempotency key

### Example

```cli
boltz-api protein:library-screen resume \
  --api-key 'My API Key' \
  --id id
```

#### Response

```json
{
  "id": "id",
  "completed_at": "2019-12-27T18:11:19.117Z",
  "created_at": "2019-12-27T18:11:19.117Z",
  "data_deleted_at": "2019-12-27T18:11:19.117Z",
  "engine": "boltzprot",
  "engine_version": "1.0",
  "error": {
    "code": "code",
    "message": "message",
    "details": {}
  },
  "input": {
    "proteins": {
      "url": "https://example.com",
      "url_expires_at": "2019-12-27T18:11:19.117Z"
    },
    "target": {
      "chain_selection": {
        "A": {
          "chain_type": "polymer",
          "crop_residues": [
            0,
            1,
            2,
            3,
            4,
            5,
            6,
            7,
            8,
            9,
            10,
            11,
            12
          ],
          "epitope_residues": [
            10,
            11,
            12
          ],
          "flexible_residues": [
            5,
            6,
            7
          ],
          "non_binding_residues": [
            0,
            1,
            2
          ]
        }
      },
      "structure": {
        "url": "https://example.com",
        "url_expires_at": "2019-12-27T18:11:19.117Z"
      },
      "type": "structure_template"
    }
  },
  "livemode": true,
  "pipeline": "boltzprot",
  "pipeline_version": "1.0",
  "progress": {
    "num_proteins_failed": 0,
    "num_proteins_screened": 0,
    "total_proteins_to_screen": 1,
    "latest_result_id": "latest_result_id"
  },
  "started_at": "2019-12-27T18:11:19.117Z",
  "status": "pending",
  "stopped_at": "2019-12-27T18:11:19.117Z",
  "workspace_id": "workspace_id",
  "idempotency_key": "idempotency_key"
}
```
