[Open access]

Acta Cryst. (2014). E70, i20
[ doi:10.1107/S1600536814007831 ]

[beta]-Nb9VO25

R. Nasri, S. F. Chérif, M. F. Zid and A. Driss


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level C PLAT220_ALERT_2_C Large Non-Solvent Nb Ueq(max)/Ueq(min) Range 3.4 Ratio PLAT234_ALERT_4_C Large Hirshfeld Difference Nb1 -- O6 .. 0.17 Ang. PLAT905_ALERT_3_C Negative K value in the Analysis of Variance ... -3.090 Why ? PLAT975_ALERT_2_C Check Calcd Residual Density 0.90A From O5 0.88 eA-3 PLAT975_ALERT_2_C Check Calcd Residual Density 0.62A From O1 0.83 eA-3 PLAT975_ALERT_2_C Check Calcd Residual Density 1.01A From O7 0.82 eA-3 PLAT975_ALERT_2_C Check Calcd Residual Density 0.46A From O5 0.72 eA-3 PLAT975_ALERT_2_C Check Calcd Residual Density 0.95A From O6 0.69 eA-3 PLAT975_ALERT_2_C Check Calcd Residual Density 1.09A From O2 0.60 eA-3 PLAT975_ALERT_2_C Check Calcd Residual Density 1.09A From O2 0.60 eA-3 PLAT976_ALERT_2_C Check Calcd Residual Density 0.98A From O2 -1.16 eA-3 PLAT976_ALERT_2_C Check Calcd Residual Density 1.08A From O3 -1.15 eA-3 PLAT976_ALERT_2_C Check Calcd Residual Density 1.03A From O4 -0.63 eA-3
Alert level G PLAT004_ALERT_5_G Polymeric Structure Found with Dimension ....... 3 Info PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF Please Do ! PLAT066_ALERT_1_G Predicted and Reported Tmin&Tmax Range Identical ? Check PLAT301_ALERT_3_G Main Residue Disorder ............ Percentage = 7 Note PLAT794_ALERT_5_G Tentative Bond Valency for Nb1 (V) ..... 5.05 Note PLAT910_ALERT_3_G Missing # of FCF Reflections Below Th(Min) ..... 1 Why ?
0 ALERT level A = Most likely a serious problem - resolve or explain 0 ALERT level B = A potentially serious problem, consider carefully 13 ALERT level C = Check. Ensure it is not caused by an omission or oversight 6 ALERT level G = General information/check it is not something unexpected 1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 11 ALERT type 2 Indicator that the structure model may be wrong or deficient 3 ALERT type 3 Indicator that the structure quality may be low 1 ALERT type 4 Improvement, methodology, query or suggestion 3 ALERT type 5 Informative message, check

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