[phenixbb] [External] Re: Issue with running phenix.segment_and_split_map command

Das, Abhinaba abhinaba.das at emory.edu
Sat Jun 10 11:23:08 PDT 2023


Thank you for the suggestion. However, even after appending "resolution = 3.5" to the command, the error persists.



Segment_and_split_map

Command used: segment_and_split_map /Users/abhinabadas/Downloads/Chimera/postProcessMaskedsharpened_map.ccp4 /Users/abhinabadas/Desktop/VipA-B/rcsb_pdb_3J9G.fasta resolution = 3.5

Here is the complete log file for reference. The program is being run with default settings, and the input map is a reconstructed density of a helical tube.

input_files {
  seq_file = "/Users/abhinabadas/Desktop/VipA-B/rcsb_pdb_3J9G.fasta"
  map_file = "/Users/abhinabadas/Downloads/Chimera/postProcessMaskedsharpened_map.ccp4"
  half_map_file = None
  external_map_file = None
  ncs_file = None
  pdb_file = None
  pdb_to_restore = None
  info_file = None
  target_ncs_au_file = None
  input_weight_map_pickle_file = None
}
output_files {
  magnification_map_file = "magnification_map.ccp4"
  magnification_ncs_file = "magnification_ncs.ncs_spec"
  shifted_map_file = "shifted_map.ccp4"
  shifted_sharpened_map_file = "shifted_sharpened_map.ccp4"
  sharpened_map_file = "sharpened_map.ccp4"
  shifted_pdb_file = "shifted_pdb.pdb"
  shifted_ncs_file = "shifted_ncs.ncs_spec"
  shifted_used_ncs_file = "shifted_used_ncs.ncs_spec"
  output_directory = "segmented_maps"
  box_map_file = "box_map_au.ccp4"
  box_mask_file = "box_mask_au.ccp4"
  box_buffer = 5
  au_output_file_stem = "shifted_au"
  write_intermediate_maps = False
  write_output_maps = True
  remainder_map_file = "remainder_map.ccp4"
  output_info_file = "segment_and_split_map_info.pkl"
  restored_pdb = None
  output_weight_map_pickle_file = "weight_map_pickle_file.pkl"
}
crystal_info {
  chain_type = *None PROTEIN RNA DNA
  sequence = None
  is_crystal = None
  use_sg_symmetry = False
  resolution = None
  space_group = None
  unit_cell = None
  original_unit_cell = None
  original_unit_cell_grid = None
  molecular_mass = None
  solvent_content = None
  solvent_content_iterations = 3
  wang_radius = None
  buffer_radius = None
  pseudo_likelihood = None
}
reconstruction_symmetry {
  symmetry = None
  include_helical_symmetry = True
  must_be_consistent_with_space_group_number = None
  symmetry_center = None
  optimize_center = False
  helical_rot_deg = None
  helical_trans_z_angstrom = None
  max_helical_optimizations = 2
  max_helical_ops_to_check = 5
  max_helical_rotations_to_check = None
  two_fold_along_x = None
  smallest_object = None
  score_basis = ncs_score cc *None
  scale_weight_fractional_translation = 1.05
  random_points = 100
  identify_ncs_id = True
  min_ncs_cc = 0.75
  n_rescore = 5
  op_max = 14
  tol_r = 0.02
  abs_tol_t = 2
  max_helical_operators = None
  rel_tol_t = 0.05
  require_helical_or_point_group_symmetry = False
}
map_modification {
  magnification = None
  b_iso = None
  b_sharpen = None
  b_blur_hires = 200
  resolution_dependent_b = None
  normalize_amplitudes_in_resdep = False
  d_min_ratio = 0.833
  scale_max = 100000
  input_d_cut = None
  rmsd = None
  rmsd_resolution_factor = 0.25
  fraction_complete = None
  regions_to_keep = None
  auto_sharpen = True
  auto_sharpen_methods = no_sharpening b_iso *b_iso_to_d_cut \
                         resolution_dependent model_sharpening \
                         half_map_sharpening target_b_iso_to_d_cut None
  box_in_auto_sharpen = False
  density_select_in_auto_sharpen = True
  density_select_threshold_in_auto_sharpen = None
  allow_box_if_b_iso_set = False
  soft_mask = True
  use_weak_density = False
  discard_if_worse = None
  local_sharpening = None
  local_aniso_in_local_sharpening = None
  overall_before_local = True
  select_sharpened_map = None
  read_sharpened_maps = None
  write_sharpened_maps = None
  smoothing_radius = None
  box_center = None
  box_size = 40 40 40
  target_n_overlap = 10
  restrict_map_size = None
  restrict_z_turns_for_helical_symmetry = 1
  restrict_z_distance_for_helical_symmetry = None
  remove_aniso = True
  cc_cut = 0.2
  max_cc_for_rescale = 0.2
  scale_using_last = 3
  max_box_fraction = 0.5
  density_select_max_box_fraction = 0.95
  mask_atoms = True
  mask_atoms_atom_radius = 3
  value_outside_atoms = None
  k_sharpen = 10
  iterate = False
  optimize_b_blur_hires = False
  optimize_d_cut = None
  adjust_region_weight = True
  region_weight_method = initial_ratio *delta_ratio b_iso
  region_weight_factor = 1
  region_weight_buffer = 0.1
  region_weight_default = 30
  target_b_iso_ratio = 5.9
  signal_min = 3
  target_b_iso_model_scale = 0
  search_b_min = -100
  search_b_max = 300
  search_b_n = 21
  residual_target = "adjusted_sa"
  sharpening_target = "adjusted_sa"
  region_weight = 40
  sa_percent = 30
  fraction_occupied = 0.2
  n_bins = 20
  max_regions_to_test = 30
  eps = None
  k_sol = 0.35
  b_sol = 50
}
segmentation {
  select_au_box = None
  n_ops_to_use_au_box = 25
  n_au_box = 5
  lower_bounds = None
  upper_bounds = None
  density_select = True
  density_select_threshold = 0.05
  get_half_height_width = None
  box_ncs_au = True
  cell_cutoff_for_solvent_from_mask = 150
  mask_padding_fraction = 0.025
  fraction_of_max_mask_threshold = 0.05
  mask_threshold = None
  grid_spacing_for_au = 3
  radius = None
  value_outside_mask = 0
  density_threshold = None
  starting_density_threshold = None
  iteration_fraction = 0.2
  max_overlap_fraction = 0.05
  remove_bad_regions_percent = 1
  require_complete = True
  split_if_possible = True
  write_all_regions = False
  max_per_au = None
  max_per_au_ratio = 5
  min_ratio_of_ncs_copy_to_first = 0.5
  min_ratio = 0.1
  max_ratio_to_target = 3
  min_ratio_to_target = 0.3
  min_volume = 10
  residues_per_region = 50
  seeds_to_try = 10
  iterate_with_remainder = True
  weight_rad_gyr = 0.1
  expand_size = None
  expand_target = 1.5
  mask_additional_expand_size = 1
  mask_expand_ratio = 1
  exclude_points_in_ncs_copies = True
  add_neighbors = True
  add_neighbors_dist = 1
}
control {
  verbose = False
  shift_only = None
  sharpen_only = None
  check_ncs = None
  resolve_size = None
  quick = True
  memory_check = True
  save_box_map_ncs_au = False
  write_files = True
  multiprocessing = *multiprocessing sge lsf pbs condor pbspro slurm
  queue_run_command = None
  nproc = 1
}
Read sequence from /Users/abhinabadas/Desktop/VipA-B/rcsb_pdb_3J9G.fasta
Sorry: Need resolution for segment_and_split_map with sharpening

Thank you once again for the attention and support.

From: Philip D. Jeffrey <pjeffrey at princeton.edu>
Date: Saturday, June 10, 2023 at 1:02 PM
To: Das, Abhinaba <abhinaba.das at emory.edu>
Cc: phenixbb at phenix-online.org <phenixbb at phenix-online.org>
Subject: [External] Re: [phenixbb] Issue with running phenix.segment_and_split_map command
Try putting a resolution=3 on the command line (change the 3 to something appropriate for you).  That omission often spawns the error you see.

(I’m not convinced that a sensible default couldn’t be deduced by the programs in many instances.)

---
Phil Jeffrey
Princeton


On Jun 10, 2023, at 12:03 PM, Das, Abhinaba <abhinaba.das at emory.edu> wrote:

Good afternoon all,

I’ve been running Phenix using the GUI however I want to segment a map using phenix.segment_and_split_map which turns out to be a command line program.

I’m trying to run it using the following command:


abhinabadas at AbhinabasM1Mac ~ % phenix.segment_and_split_map \

/Users/abhinabadas/Downloads/Chimera/postProcessMaskedsharpened_map.ccp4 \

/Users/abhinabadas/Desktop/Test_map_2/rcsb_pdb_3J9G.fasta auto_sharpen = False \

box_in_auto_sharpen = False





However, it ends every time giving the error:



Read sequence from /Users/abhinabadas/Desktop/VipA-B/rcsb_pdb_3J9G.fasta

Sorry: Need resolution for segment_and_split_map with sharpening





Initially, I used the same command without using auto_sharpen = False

box_in_auto_sharpen = False, as the map was already auto sharpened in Phenix. It gave me the same error regardless.



Apologies for this possibly inane question; there might be a very easy fix to it but I can’t seem to figure it out. I would greatly appreciate any insights or suggestions to resolve this issue. Please let me know if you need any further information. Thank you for your attention and assistance.



Thanks, abhi

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