HEADER OXIDOREDUCTASE 25-SEP-98 1BWS TITLE CRYSTAL STRUCTURE OF GDP-4-KETO-6-DEOXY-D-MANNOSE EPIMERASE/REDUCTASE TITLE 2 FROM ESCHERICHIA COLI A KEY ENZYME IN THE BIOSYNTHESIS OF GDP-L- TITLE 3 FUCOSE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (GDP-4-KETO-6-DEOXY-D-MANNOSE EPIMERASE/REDUCTASE); COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS EPIMERASE/REDUCTASE, GDP-L-FUCOSE BIOSYNTHESIS, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.RIZZI,M.TONETTI,A.D.FLORA,M.BOLOGNESI REVDAT 5 07-FEB-24 1BWS 1 REMARK SEQADV REVDAT 4 13-JUL-11 1BWS 1 VERSN REVDAT 3 24-FEB-09 1BWS 1 VERSN REVDAT 2 29-DEC-99 1BWS 4 HEADER COMPND REMARK JRNL REVDAT 2 2 4 ATOM SOURCE SEQRES REVDAT 1 13-JAN-99 1BWS 0 JRNL AUTH M.RIZZI,M.TONETTI,P.VIGEVANI,L.STURLA,A.BISSO,A.D.FLORA, JRNL AUTH 2 D.BORDO,M.BOLOGNESI JRNL TITL GDP-4-KETO-6-DEOXY-D-MANNOSE EPIMERASE/REDUCTASE FROM JRNL TITL 2 ESCHERICHIA COLI, A KEY ENZYME IN THE BIOSYNTHESIS OF JRNL TITL 3 GDP-L-FUCOSE, DISPLAYS THE STRUCTURAL CHARACTERISTICS OF THE JRNL TITL 4 RED PROTEIN HOMOLOGY SUPERFAMILY. JRNL REF STRUCTURE V. 6 1453 1998 JRNL REFN ISSN 0969-2126 JRNL PMID 9817848 JRNL DOI 10.1016/S0969-2126(98)00144-0 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 15.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 24481 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.2020 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.287 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2479 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 48 REMARK 3 SOLVENT ATOMS : 109 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.016 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 1.650 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1BWS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB. REMARK 100 THE DEPOSITION ID IS D_1000008243. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-AUG-97 REMARK 200 TEMPERATURE (KELVIN) : 120 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24481 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.05700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 62.57 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 50.58667 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 25.29333 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 25.29333 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 50.58667 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: DIMERIC 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 -0.500000 -0.866025 0.000000 104.20000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 -25.29333 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 5290 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25610 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -28.0 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 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 25.29333 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 MET A 1 REMARK 465 SER A 2 REMARK 465 ASP A 317 REMARK 465 ARG A 318 REMARK 465 PHE A 319 REMARK 465 ARG A 320 REMARK 465 GLY A 321 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 ASN A 195 CB CG OD1 ND2 REMARK 470 ALA A 196 CB 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 SER A 107 137.41 -174.81 REMARK 500 CYS A 109 11.93 -64.50 REMARK 500 ASN A 315 27.13 -140.70 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 GLN A 237 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: CATALYTIC RESIDUES REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NDP A 322 DBREF 1BWS A 1 321 UNP P32055 FCL_ECOLI 1 321 SEQADV 1BWS ASP A 255 UNP P32055 GLU 255 CONFLICT SEQRES 1 A 321 MET SER LYS GLN ARG VAL PHE ILE ALA GLY HIS ARG GLY SEQRES 2 A 321 MET VAL GLY SER ALA ILE ARG ARG GLN LEU GLU GLN ARG SEQRES 3 A 321 GLY ASP VAL GLU LEU VAL LEU ARG THR ARG ASP GLU LEU SEQRES 4 A 321 ASN LEU LEU ASP SER ARG ALA VAL HIS ASP PHE PHE ALA SEQRES 5 A 321 SER GLU ARG ILE ASP GLN VAL TYR LEU ALA ALA ALA LYS SEQRES 6 A 321 VAL GLY GLY ILE VAL ALA ASN ASN THR TYR PRO ALA ASP SEQRES 7 A 321 PHE ILE TYR GLN ASN MET MET ILE GLU SER ASN ILE ILE SEQRES 8 A 321 HIS ALA ALA HIS GLN ASN ASP VAL ASN LYS LEU LEU PHE SEQRES 9 A 321 LEU GLY SER SER CYS ILE TYR PRO LYS LEU ALA LYS GLN SEQRES 10 A 321 PRO MET ALA GLU SER GLU LEU LEU GLN GLY THR LEU GLU SEQRES 11 A 321 PRO THR ASN GLU PRO TYR ALA ILE ALA LYS ILE ALA GLY SEQRES 12 A 321 ILE LYS LEU CYS GLU SER TYR ASN ARG GLN TYR GLY ARG SEQRES 13 A 321 ASP TYR ARG SER VAL MET PRO THR ASN LEU TYR GLY PRO SEQRES 14 A 321 HIS ASP ASN PHE HIS PRO SER ASN SER HIS VAL ILE PRO SEQRES 15 A 321 ALA LEU LEU ARG ARG PHE HIS GLU ALA THR ALA GLN ASN SEQRES 16 A 321 ALA PRO ASP VAL VAL VAL TRP GLY SER GLY THR PRO MET SEQRES 17 A 321 ARG GLU PHE LEU HIS VAL ASP ASP MET ALA ALA ALA SER SEQRES 18 A 321 ILE HIS VAL MET GLU LEU ALA HIS GLU VAL TRP LEU GLU SEQRES 19 A 321 ASN THR GLN PRO MET LEU SER HIS ILE ASN VAL GLY THR SEQRES 20 A 321 GLY VAL ASP CYS THR ILE ARG ASP LEU ALA GLN THR ILE SEQRES 21 A 321 ALA LYS VAL VAL GLY TYR LYS GLY ARG VAL VAL PHE ASP SEQRES 22 A 321 ALA SER LYS PRO ASP GLY THR PRO ARG LYS LEU LEU ASP SEQRES 23 A 321 VAL THR ARG LEU HIS GLN LEU GLY TRP TYR HIS GLU ILE SEQRES 24 A 321 SER LEU GLU ALA GLY LEU ALA SER THR TYR GLN TRP PHE SEQRES 25 A 321 LEU GLU ASN GLN ASP ARG PHE ARG GLY HET NDP A 322 48 HETNAM NDP NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE HETNAM 2 NDP PHOSPHATE FORMUL 2 NDP C21 H30 N7 O17 P3 FORMUL 3 HOH *109(H2 O) HELIX 1 1 MET A 14 GLN A 25 1 12 HELIX 2 2 SER A 44 GLU A 54 1 11 HELIX 3 3 ILE A 69 THR A 74 1 6 HELIX 4 4 PRO A 76 ASN A 97 1 22 HELIX 5 5 SER A 108 ILE A 110 5 3 HELIX 6 6 GLU A 121 GLU A 123 5 3 HELIX 7 7 GLU A 134 TYR A 154 1 21 HELIX 8 8 VAL A 180 ALA A 193 1 14 HELIX 9 9 VAL A 214 GLU A 226 1 13 HELIX 10 10 HIS A 229 GLU A 234 1 6 HELIX 11 11 ILE A 253 VAL A 264 1 12 HELIX 12 12 THR A 288 GLN A 292 1 5 HELIX 13 13 LEU A 301 GLU A 314 1 14 SHEET 1 A 6 VAL A 29 VAL A 32 0 SHEET 2 A 6 GLN A 4 ALA A 9 1 N GLN A 4 O GLU A 30 SHEET 3 A 6 GLN A 58 LEU A 61 1 N GLN A 58 O PHE A 7 SHEET 4 A 6 LYS A 101 LEU A 105 1 N LYS A 101 O VAL A 59 SHEET 5 A 6 ASP A 157 PRO A 163 1 N ASP A 157 O LEU A 102 SHEET 6 A 6 ILE A 243 VAL A 245 1 N ILE A 243 O MET A 162 SHEET 1 B 2 ASN A 165 TYR A 167 0 SHEET 2 B 2 PHE A 211 HIS A 213 1 N LEU A 212 O ASN A 165 SHEET 1 C 2 ASP A 198 TRP A 202 0 SHEET 2 C 2 ARG A 269 ASP A 273 1 N ARG A 269 O VAL A 199 CISPEP 1 GLN A 117 PRO A 118 0 -5.12 SITE 1 CAT 3 TYR A 136 LYS A 140 SER A 107 SITE 1 AC1 21 ARG A 12 GLY A 13 MET A 14 VAL A 15 SITE 2 AC1 21 LEU A 39 ASN A 40 LEU A 41 ALA A 62 SITE 3 AC1 21 ALA A 63 ALA A 64 VAL A 66 ILE A 86 SITE 4 AC1 21 LEU A 105 GLY A 106 TYR A 136 LYS A 140 SITE 5 AC1 21 HOH A 354 HOH A 386 HOH A 412 HOH A 425 SITE 6 AC1 21 HOH A 431 CRYST1 104.200 104.200 75.880 90.00 90.00 120.00 P 32 2 1 6 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 0.009597 0.005541 0.000000 0.00000 SCALE2 0.000000 0.011081 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013179 0.00000