HEADER OXIDOREDUCTASE 16-JAN-13 4IS2 TITLE CRYSTAL STRUCTURE OF THE APO FORM OF A 3ALPHA-HYDROXYSTEROID TITLE 2 DEHYDROGENASE (BAIA2) ASSOCIATED WITH SECONDARY BILE ACID SYNTHESIS TITLE 3 FROM CLOSTRIDIUM SCINDENS VPI12708 AT 1.90 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: BILE ACID 3-ALPHA HYDROXYSTEROID DEHYDROGENASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM SCINDENS; SOURCE 3 ORGANISM_TAXID: 29347; SOURCE 4 STRAIN: VPI 12708; SOURCE 5 GENE: BAIA, BAIA2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: HK100; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: SPEEDET; SOURCE 11 OTHER_DETAILS: THE SOURCE ORGANISM WAS PREVIOUSLY DESIGNATED SOURCE 12 EUBACTERIUM SP. (STRAIN VPI 12708). KEYWDS NAD(P)-BINDING ROSSMANN-FOLD DOMAINS, STRUCTURAL GENOMICS, JOINT KEYWDS 2 CENTER FOR STRUCTURAL GENOMICS, JCSG, PROTEIN STRUCTURE INITIATIVE, KEYWDS 3 PSI-BIOLOGY, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR JOINT CENTER FOR STRUCTURAL GENOMICS (JCSG) REVDAT 5 01-FEB-23 4IS2 1 REMARK SEQADV LINK REVDAT 4 24-JAN-18 4IS2 1 JRNL REVDAT 3 15-NOV-17 4IS2 1 REMARK REVDAT 2 04-SEP-13 4IS2 1 REMARK SEQADV SEQRES REVDAT 1 03-APR-13 4IS2 0 JRNL AUTH JOINT CENTER FOR STRUCTURAL GENOMICS (JCSG) JRNL TITL CRYSTAL STRUCTURE OF THE APO FORM OF A 3ALPHA-HYDROXYSTEROID JRNL TITL 2 DEHYDROGENASE (BAIA2) ASSOCIATED WITH SECONDARY BILE ACID JRNL TITL 3 SYNTHESIS FROM CLOSTRIDIUM SCINDENS VPI12708 AT 1.90 A JRNL TITL 4 RESOLUTION JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.7.0032 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD WITH PHASES REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.79 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 21345 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.163 REMARK 3 R VALUE (WORKING SET) : 0.162 REMARK 3 FREE R VALUE : 0.187 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1097 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.95 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1495 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.81 REMARK 3 BIN R VALUE (WORKING SET) : 0.2910 REMARK 3 BIN FREE R VALUE SET COUNT : 71 REMARK 3 BIN FREE R VALUE : 0.2960 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1592 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 101 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 44.91 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.87000 REMARK 3 B22 (A**2) : 2.64000 REMARK 3 B33 (A**2) : -1.77000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.114 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.107 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.076 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.463 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.973 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.963 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1686 ; 0.011 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 1671 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2297 ; 1.404 ; 1.971 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3845 ; 0.729 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 236 ; 5.483 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 69 ;39.260 ;25.072 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 277 ;14.245 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 9 ;14.652 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 278 ; 0.070 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1946 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 367 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 878 ; 4.167 ; 5.938 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 879 ; 4.165 ; 5.941 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1099 ; 5.652 ;11.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 808 ; 5.983 ; 7.094 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 1 A 245 REMARK 3 ORIGIN FOR THE GROUP (A): 27.1884 63.2670 68.8789 REMARK 3 T TENSOR REMARK 3 T11: 0.0714 T22: 0.0788 REMARK 3 T33: 0.0896 T12: 0.0001 REMARK 3 T13: 0.0056 T23: -0.0148 REMARK 3 L TENSOR REMARK 3 L11: 1.1577 L22: 1.1567 REMARK 3 L33: 1.2810 L12: 0.1051 REMARK 3 L13: 0.1795 L23: -0.2648 REMARK 3 S TENSOR REMARK 3 S11: 0.0090 S12: 0.0973 S13: -0.0998 REMARK 3 S21: -0.0305 S22: -0.0357 S23: -0.0844 REMARK 3 S31: 0.0582 S32: 0.0771 S33: 0.0268 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: 1. HYDROGENS HAVE BEEN ADDED IN THE REMARK 3 RIDING POSITIONS. 2. A MET-INHIBITION PROTOCOL WAS USED FOR REMARK 3 SELENOMETHIONINE INCORPORATION DURING PROTEIN EXPRESSION. THE REMARK 3 OCCUPANCY OF THE SE ATOMS IN THE MSE RESIDUES WAS REDUCED TO REMARK 3 0.75 FOR THE REDUCED SCATTERING POWER DUE TO PARTIAL S-MET REMARK 3 INCORPORATION. 3. CHLORIDE (CL) FROM THE CRYSTALLIZATION REMARK 3 SOLUTION HAS BEEN MODELED INTO THE STRUCTURE. 4. ATOM RECORD REMARK 3 CONTAINS SUM OF TLS AND RESIDUAL B FACTORS. ANISOU RECORD REMARK 3 CONTAINS SUM OF TLS AND RESIDUAL U FACTORS. 5. WATERS WERE REMARK 3 EXCLUDED FROM AUTOMATIC TLS ASSIGNMENT. 6. THE SCATTERING REMARK 3 FACTORS FOR SULFUR, CHLORINE AND SELENIUM ATOMS WERE ADJUSTED BY REMARK 3 REFMAC 5.7.0032 TO ACCOUNT FOR ANOMALOUS DISPERSION BASED ON THE REMARK 3 WAVELENGTH 0.91162 A (S F'= 0.16, CL F'= 0.19, SE F'= -1.81). REMARK 3 THE CROMER MANN C VALUES LISTED IN THE CIF VERSION OF THE FILE REMARK 3 INCLUDE THIS CORRECTION. REMARK 4 REMARK 4 4IS2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-JAN-13. REMARK 100 THE DEPOSITION ID IS D_1000077137. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-MAY-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.91162, 0.97934, 0.97915 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL REMARK 200 OPTICS : DOUBLE CRYSTAL MONOCHROMATOR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 325 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.15 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21347 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 29.794 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06300 REMARK 200 FOR THE DATA SET : 9.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.70 REMARK 200 R MERGE FOR SHELL (I) : 0.75800 REMARK 200 R SYM FOR SHELL (I) : 0.75800 REMARK 200 FOR SHELL : 1.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SHELX, SHARP, SHELXD REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.62 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M SODIUM ACETATE PH 4.5, 2.5M REMARK 280 SODIUM CHLORIDE, 0.2M LITHIUM SULFATE, NANODROP, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 27.02050 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 46.58900 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 52.72150 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 27.02050 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 46.58900 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 52.72150 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 27.02050 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 46.58900 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 52.72150 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 27.02050 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 46.58900 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 52.72150 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 9140 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 31000 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -106.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 54.04100 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 93.17800 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 54.04100 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 105.44300 REMARK 350 BIOMT1 4 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 93.17800 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 105.44300 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MSE A -18 REMARK 465 GLY A -17 REMARK 465 SER A -16 REMARK 465 ASP A -15 REMARK 465 LYS A -14 REMARK 465 ILE A -13 REMARK 465 HIS A -12 REMARK 465 HIS A -11 REMARK 465 HIS A -10 REMARK 465 HIS A -9 REMARK 465 HIS A -8 REMARK 465 HIS A -7 REMARK 465 GLU A -6 REMARK 465 ASN A -5 REMARK 465 LEU A -4 REMARK 465 TYR A -3 REMARK 465 PHE A -2 REMARK 465 GLN A -1 REMARK 465 GLY A 0 REMARK 465 GLY A 150 REMARK 465 SER A 151 REMARK 465 LEU A 152 REMARK 465 SER A 153 REMARK 465 GLY A 154 REMARK 465 VAL A 155 REMARK 465 GLY A 156 REMARK 465 TYR A 157 REMARK 465 ASP A 193 REMARK 465 MSE A 194 REMARK 465 THR A 195 REMARK 465 ASN A 196 REMARK 465 GLY A 197 REMARK 465 ASN A 198 REMARK 465 PRO A 199 REMARK 465 PRO A 200 REMARK 465 GLU A 201 REMARK 465 ILE A 202 REMARK 465 MSE A 203 REMARK 465 GLU A 204 REMARK 465 GLY A 205 REMARK 465 TYR A 206 REMARK 465 LEU A 207 REMARK 465 LYS A 208 REMARK 465 ALA A 209 REMARK 465 LEU A 210 REMARK 465 PRO A 211 REMARK 465 MSE A 212 REMARK 465 LYS A 213 REMARK 465 ARG A 214 REMARK 465 ALA A 246 REMARK 465 TYR A 247 REMARK 465 ARG A 248 REMARK 465 PRO A 249 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 135 CG CD CE NZ REMARK 470 PRO A 158 N CB CG CD REMARK 470 GLY A 245 C O REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OE1 GLU A 108 O HOH A 445 2.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 PHE A 101 -60.79 -27.02 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: JCSG-420767 RELATED DB: TARGETTRACK REMARK 900 RELATED ID: 4IS3 RELATED DB: PDB REMARK 900 HOLOENZYME FORM OF BAIA2 (A 3ALPHA-HYDROXYSTEROID DEHYDROGENASE REMARK 900 SSOCIATED WITH SECONDARY BILE ACID SYNTHESIS FROM CLOSTRIDIUM REMARK 900 SCINDENS VPI12708) IN COMPLEX WITH A PUTATIVE NAD(+)OH- ADDUCT AT REMARK 900 2.0 A RESOLUTION REMARK 999 REMARK 999 SEQUENCE REMARK 999 THIS CONSTRUCT (RESIDUES 1-249) WAS EXPRESSED WITH AN N-TERMINAL REMARK 999 PURIFICATION TAG MGSDKIHHHHHHENLYFQG. DBREF 4IS2 A 1 249 UNP P19337 BAIA2_EUBSP 1 249 SEQADV 4IS2 MSE A -18 UNP P19337 EXPRESSION TAG SEQADV 4IS2 GLY A -17 UNP P19337 EXPRESSION TAG SEQADV 4IS2 SER A -16 UNP P19337 EXPRESSION TAG SEQADV 4IS2 ASP A -15 UNP P19337 EXPRESSION TAG SEQADV 4IS2 LYS A -14 UNP P19337 EXPRESSION TAG SEQADV 4IS2 ILE A -13 UNP P19337 EXPRESSION TAG SEQADV 4IS2 HIS A -12 UNP P19337 EXPRESSION TAG SEQADV 4IS2 HIS A -11 UNP P19337 EXPRESSION TAG SEQADV 4IS2 HIS A -10 UNP P19337 EXPRESSION TAG SEQADV 4IS2 HIS A -9 UNP P19337 EXPRESSION TAG SEQADV 4IS2 HIS A -8 UNP P19337 EXPRESSION TAG SEQADV 4IS2 HIS A -7 UNP P19337 EXPRESSION TAG SEQADV 4IS2 GLU A -6 UNP P19337 EXPRESSION TAG SEQADV 4IS2 ASN A -5 UNP P19337 EXPRESSION TAG SEQADV 4IS2 LEU A -4 UNP P19337 EXPRESSION TAG SEQADV 4IS2 TYR A -3 UNP P19337 EXPRESSION TAG SEQADV 4IS2 PHE A -2 UNP P19337 EXPRESSION TAG SEQADV 4IS2 GLN A -1 UNP P19337 EXPRESSION TAG SEQADV 4IS2 GLY A 0 UNP P19337 EXPRESSION TAG SEQRES 1 A 268 MSE GLY SER ASP LYS ILE HIS HIS HIS HIS HIS HIS GLU SEQRES 2 A 268 ASN LEU TYR PHE GLN GLY MSE ASN LEU VAL GLN ASP LYS SEQRES 3 A 268 VAL THR ILE ILE THR GLY GLY THR ARG GLY ILE GLY PHE SEQRES 4 A 268 ALA ALA ALA LYS ILE PHE ILE ASP ASN GLY ALA LYS VAL SEQRES 5 A 268 SER ILE PHE GLY GLU THR GLN GLU GLU VAL ASP THR ALA SEQRES 6 A 268 LEU ALA GLN LEU LYS GLU LEU TYR PRO GLU GLU GLU VAL SEQRES 7 A 268 LEU GLY PHE ALA PRO ASP LEU THR SER ARG ASP ALA VAL SEQRES 8 A 268 MSE ALA ALA VAL GLY GLN VAL ALA GLN LYS TYR GLY ARG SEQRES 9 A 268 LEU ASP VAL MSE ILE ASN ASN ALA GLY ILE THR SER ASN SEQRES 10 A 268 ASN VAL PHE SER ARG VAL SER GLU GLU GLU PHE LYS HIS SEQRES 11 A 268 ILE MSE ASP ILE ASN VAL THR GLY VAL PHE ASN GLY ALA SEQRES 12 A 268 TRP CYS ALA TYR GLN CYS MSE LYS ASP ALA LYS LYS GLY SEQRES 13 A 268 VAL ILE ILE ASN THR ALA SER VAL THR GLY ILE PHE GLY SEQRES 14 A 268 SER LEU SER GLY VAL GLY TYR PRO ALA SER LYS ALA SER SEQRES 15 A 268 VAL ILE GLY LEU THR HIS GLY LEU GLY ARG GLU ILE ILE SEQRES 16 A 268 ARG LYS ASN ILE ARG VAL VAL GLY VAL ALA PRO GLY VAL SEQRES 17 A 268 VAL ASN THR ASP MSE THR ASN GLY ASN PRO PRO GLU ILE SEQRES 18 A 268 MSE GLU GLY TYR LEU LYS ALA LEU PRO MSE LYS ARG MSE SEQRES 19 A 268 LEU GLU PRO GLU GLU ILE ALA ASN VAL TYR LEU PHE LEU SEQRES 20 A 268 ALA SER ASP LEU ALA SER GLY ILE THR ALA THR THR VAL SEQRES 21 A 268 SER VAL ASP GLY ALA TYR ARG PRO MODRES 4IS2 MSE A 1 MET SELENOMETHIONINE MODRES 4IS2 MSE A 73 MET SELENOMETHIONINE MODRES 4IS2 MSE A 89 MET SELENOMETHIONINE MODRES 4IS2 MSE A 113 MET SELENOMETHIONINE MODRES 4IS2 MSE A 131 MET SELENOMETHIONINE MODRES 4IS2 MSE A 215 MET SELENOMETHIONINE HET MSE A 1 8 HET MSE A 73 8 HET MSE A 89 13 HET MSE A 113 8 HET MSE A 131 13 HET MSE A 215 8 HET CL A 301 1 HETNAM MSE SELENOMETHIONINE HETNAM CL CHLORIDE ION FORMUL 1 MSE 6(C5 H11 N O2 SE) FORMUL 2 CL CL 1- FORMUL 3 HOH *101(H2 O) HELIX 1 1 ARG A 16 ASN A 29 1 14 HELIX 2 2 THR A 39 TYR A 54 1 16 HELIX 3 3 SER A 68 GLY A 84 1 17 HELIX 4 4 VAL A 100 VAL A 104 5 5 HELIX 5 5 SER A 105 VAL A 117 1 13 HELIX 6 6 VAL A 117 LYS A 132 1 16 HELIX 7 7 ALA A 159 ILE A 175 1 17 HELIX 8 8 ILE A 176 LYS A 178 5 3 HELIX 9 9 GLU A 217 SER A 230 1 14 HELIX 10 10 ASP A 231 SER A 234 5 4 SHEET 1 A 7 LEU A 60 PHE A 62 0 SHEET 2 A 7 LYS A 32 PHE A 36 1 N ILE A 35 O LEU A 60 SHEET 3 A 7 VAL A 8 ILE A 11 1 N THR A 9 O LYS A 32 SHEET 4 A 7 VAL A 88 ASN A 91 1 O ILE A 90 N ILE A 10 SHEET 5 A 7 GLY A 137 THR A 142 1 O ILE A 140 N ASN A 91 SHEET 6 A 7 ILE A 180 PRO A 187 1 O ARG A 181 N ILE A 139 SHEET 7 A 7 THR A 239 VAL A 243 1 O VAL A 241 N GLY A 184 LINK C MSE A 1 N ASN A 2 1555 1555 1.32 LINK C VAL A 72 N MSE A 73 1555 1555 1.34 LINK C MSE A 73 N ALA A 74 1555 1555 1.32 LINK C VAL A 88 N MSE A 89 1555 1555 1.34 LINK C MSE A 89 N ILE A 90 1555 1555 1.33 LINK C ILE A 112 N MSE A 113 1555 1555 1.33 LINK C MSE A 113 N ASP A 114 1555 1555 1.33 LINK C CYS A 130 N MSE A 131 1555 1555 1.33 LINK C MSE A 131 N LYS A 132 1555 1555 1.33 LINK C MSE A 215 N LEU A 216 1555 1555 1.33 SITE 1 AC1 3 TYR A 54 PRO A 55 GLU A 56 CRYST1 54.041 93.178 105.443 90.00 90.00 90.00 I 2 2 2 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.018504 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010732 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009484 0.00000 HETATM 1 N MSE A 1 28.213 82.021 55.237 1.00 78.97 N ANISOU 1 N MSE A 1 10244 10105 9656 -398 -36 853 N HETATM 2 CA MSE A 1 27.206 80.919 55.178 1.00 85.70 C ANISOU 2 CA MSE A 1 11081 11008 10473 -323 -43 766 C HETATM 3 C MSE A 1 26.914 80.453 56.574 1.00 71.79 C ANISOU 3 C MSE A 1 9297 9186 8791 -285 -54 671 C HETATM 4 O MSE A 1 27.786 80.415 57.457 1.00 63.83 O ANISOU 4 O MSE A 1 8266 8149 7836 -318 -33 645 O HETATM 5 CB MSE A 1 27.664 79.715 54.354 1.00 92.18 C ANISOU 5 CB MSE A 1 11861 11960 11201 -325 15 728 C HETATM 6 CG MSE A 1 28.888 79.029 54.967 1.00 94.72 C ANISOU 6 CG MSE A 1 12125 12311 11552 -353 76 678 C HETATM 7 SE MSE A 1 29.263 77.373 53.981 0.75 82.68 SE ANISOU 7 SE MSE A 1 10559 10936 9917 -327 152 605 SE HETATM 8 CE MSE A 1 30.277 76.399 55.334 1.00 59.80 C ANISOU 8 CE MSE A 1 7587 8024 7108 -319 194 516 C