HEADER HYDROLASE 18-JUL-09 3ICV TITLE STRUCTURAL CONSEQUENCES OF A CIRCULAR PERMUTATION ON LIPASE B FROM TITLE 2 CANDIDA ANTARTICA COMPND MOL_ID: 1; COMPND 2 MOLECULE: LIPASE B; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CALB; COMPND 5 EC: 3.1.1.3; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CANDIDA ANTARCTICA; SOURCE 3 ORGANISM_COMMON: YEAST; SOURCE 4 ORGANISM_TAXID: 34362; SOURCE 5 EXPRESSION_SYSTEM: PICHIA PASTORIS; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 4922 KEYWDS CIRCULAR PERMUTATION, CLEAVAGE ON PAIR OF BASIC RESIDUES, KEYWDS 2 GLYCOPROTEIN, HYDROLASE, LIPID DEGRADATION, ZYMOGEN, DISULFIDE BOND EXPDTA X-RAY DIFFRACTION AUTHOR J.R.HORTON,Z.QIAN,D.JIA,S.LUTZ,X.CHENG REVDAT 6 13-MAR-24 3ICV 1 SOURCE REVDAT 5 06-SEP-23 3ICV 1 HETSYN REVDAT 4 29-JUL-20 3ICV 1 COMPND REMARK HETNAM SITE REVDAT 3 13-JUL-11 3ICV 1 VERSN REVDAT 2 20-OCT-09 3ICV 1 JRNL REVDAT 1 06-OCT-09 3ICV 0 JRNL AUTH Z.QIAN,J.R.HORTON,X.CHENG,S.LUTZ JRNL TITL STRUCTURAL REDESIGN OF LIPASE B FROM CANDIDA ANTARCTICA BY JRNL TITL 2 CIRCULAR PERMUTATION AND INCREMENTAL TRUNCATION. JRNL REF J.MOL.BIOL. V. 393 191 2009 JRNL REFN ISSN 0022-2836 JRNL PMID 19683009 JRNL DOI 10.1016/J.JMB.2009.08.008 REMARK 2 REMARK 2 RESOLUTION. 1.49 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.49 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.81 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 62943 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 SET) : 0.177 REMARK 3 FREE R VALUE : 0.193 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 3197 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.49 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.54 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2200 REMARK 3 BIN FREE R VALUE : 0.2250 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 280 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.013 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2129 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 44 REMARK 3 SOLVENT ATOMS : 413 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.88000 REMARK 3 B22 (A**2) : -2.88000 REMARK 3 B33 (A**2) : 5.76000 REMARK 3 B12 (A**2) : -2.14000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.15 REMARK 3 ESD FROM SIGMAA (A) : 0.09 REMARK 3 LOW RESOLUTION CUTOFF (A) : 27.8 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.17 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.09 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.600 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.080 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; 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 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3ICV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-JUL-09. REMARK 100 THE DEPOSITION ID IS D_1000054252. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-OCT-07 REMARK 200 TEMPERATURE (KELVIN) : 173.0 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : SI 111 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 64040 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.490 REMARK 200 RESOLUTION RANGE LOW (A) : 27.810 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 200 DATA REDUNDANCY : 10.50 REMARK 200 R MERGE (I) : 0.07700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 23.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.49 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.54 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.5 REMARK 200 DATA REDUNDANCY IN SHELL : 9.30 REMARK 200 R MERGE FOR SHELL (I) : 0.34500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 7.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: GLRF REMARK 200 STARTING MODEL: PDB ENTRY 1LBT REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.13 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.01 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEG 3350, 0.1M BIS-TRIS, 0.2M REMARK 280 SODIUM CHLORIDE, PH 5.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 289K 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 36.66467 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 18.33233 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 18.33233 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 36.66467 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5210 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22070 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -23.0 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 -0.500000 -0.866025 0.000000 167.52000 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 96.71772 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 91.66167 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 762 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 773 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 786 LIES ON A SPECIAL POSITION. 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 ALA A 1 REMARK 465 ALA A 2 REMARK 465 ILE A 3 REMARK 465 VAL A 4 REMARK 465 ALA A 5 REMARK 465 GLY A 176 REMARK 465 PRO A 177 REMARK 465 LEU A 178 REMARK 465 ASP A 179 REMARK 465 ALA A 180 REMARK 465 LEU A 181 REMARK 465 LEU A 300 REMARK 465 THR A 301 REMARK 465 PRO A 302 REMARK 465 GLU A 303 REMARK 465 GLN A 304 REMARK 465 LYS A 305 REMARK 465 VAL A 306 REMARK 465 ALA A 307 REMARK 465 ALA A 308 REMARK 465 ALA A 309 REMARK 465 ALA A 310 REMARK 465 LEU A 311 REMARK 465 LEU A 312 REMARK 465 ALA A 313 REMARK 465 PRO A 314 REMARK 465 ALA A 315 REMARK 465 ALA A 316 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 63 83.18 -154.71 REMARK 500 SER A 63 83.18 -157.65 REMARK 500 ASN A 85 -92.96 -139.12 REMARK 500 ASP A 109 118.54 -35.48 REMARK 500 SER A 139 -131.61 56.53 REMARK 500 ASP A 168 67.13 -108.81 REMARK 500 GLN A 227 10.95 -140.06 REMARK 500 ASN A 240 -1.54 73.43 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3ICW RELATED DB: PDB REMARK 900 STRUCTURE OF A CIRCULAR PERMUTATION ON LIPASE B FROM CANDIDA REMARK 900 ANTARTICA WITH BOUND SUICIDE INHIBITOR REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE RECOMBINANT PROTEIN IS A "CIRCULAR PERMUTATION" OF LIPASE B IN REMARK 999 WHICH THE C-TERMINAL SEQUENCE AAIVAGPKQNCEPDLMPYARPFAVGKRTCSGIVTP REMARK 999 HAS BEEN MOVED TO THE N-TERMINUS WITH THE TP REPLACED WITH G. ALA82 REMARK 999 AND THR114 REPRESENT VARIATIONS FROM THE PUBLISHED WILD TYPE REMARK 999 SEQUENCE AND THEIR ACCURACY WAS CONFIRMED INDEPENDENTLY BY DNA REMARK 999 SEQUENCING DBREF 3ICV A 1 33 UNP P41365 LIPB_CANAR 308 340 DBREF 3ICV A 35 316 UNP P41365 LIPB_CANAR 26 307 SEQADV 3ICV ALA A 91 UNP P41365 THR 82 SEE REMARK 999 SEQADV 3ICV THR A 123 UNP P41365 ALA 114 SEE REMARK 999 SEQRES 1 A 316 ALA ALA ILE VAL ALA GLY PRO LYS GLN ASN CYS GLU PRO SEQRES 2 A 316 ASP LEU MET PRO TYR ALA ARG PRO PHE ALA VAL GLY LYS SEQRES 3 A 316 ARG THR CYS SER GLY ILE VAL GLY LEU PRO SER GLY SER SEQRES 4 A 316 ASP PRO ALA PHE SER GLN PRO LYS SER VAL LEU ASP ALA SEQRES 5 A 316 GLY LEU THR CYS GLN GLY ALA SER PRO SER SER VAL SER SEQRES 6 A 316 LYS PRO ILE LEU LEU VAL PRO GLY THR GLY THR THR GLY SEQRES 7 A 316 PRO GLN SER PHE ASP SER ASN TRP ILE PRO LEU SER ALA SEQRES 8 A 316 GLN LEU GLY TYR THR PRO CYS TRP ILE SER PRO PRO PRO SEQRES 9 A 316 PHE MET LEU ASN ASP THR GLN VAL ASN THR GLU TYR MET SEQRES 10 A 316 VAL ASN ALA ILE THR THR LEU TYR ALA GLY SER GLY ASN SEQRES 11 A 316 ASN LYS LEU PRO VAL LEU THR TRP SER GLN GLY GLY LEU SEQRES 12 A 316 VAL ALA GLN TRP GLY LEU THR PHE PHE PRO SER ILE ARG SEQRES 13 A 316 SER LYS VAL ASP ARG LEU MET ALA PHE ALA PRO ASP TYR SEQRES 14 A 316 LYS GLY THR VAL LEU ALA GLY PRO LEU ASP ALA LEU ALA SEQRES 15 A 316 VAL SER ALA PRO SER VAL TRP GLN GLN THR THR GLY SER SEQRES 16 A 316 ALA LEU THR THR ALA LEU ARG ASN ALA GLY GLY LEU THR SEQRES 17 A 316 GLN ILE VAL PRO THR THR ASN LEU TYR SER ALA THR ASP SEQRES 18 A 316 GLU ILE VAL GLN PRO GLN VAL SER ASN SER PRO LEU ASP SEQRES 19 A 316 SER SER TYR LEU PHE ASN GLY LYS ASN VAL GLN ALA GLN SEQRES 20 A 316 ALA VAL CYS GLY PRO LEU PHE VAL ILE ASP HIS ALA GLY SEQRES 21 A 316 SER LEU THR SER GLN PHE SER TYR VAL VAL GLY ARG SER SEQRES 22 A 316 ALA LEU ARG SER THR THR GLY GLN ALA ARG SER ALA ASP SEQRES 23 A 316 TYR GLY ILE THR ASP CYS ASN PRO LEU PRO ALA ASN ASP SEQRES 24 A 316 LEU THR PRO GLU GLN LYS VAL ALA ALA ALA ALA LEU LEU SEQRES 25 A 316 ALA PRO ALA ALA HET NAG A 401 15 HET NAG A 402 15 HET BTB A 403 14 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM BTB 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL- HETNAM 2 BTB PROPANE-1,3-DIOL HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE HETSYN BTB BIS-TRIS BUFFER FORMUL 2 NAG 2(C8 H15 N O6) FORMUL 4 BTB C8 H19 N O5 FORMUL 5 HOH *413(H2 O) HELIX 1 1 ALA A 19 ALA A 23 5 5 HELIX 2 2 PRO A 46 GLY A 53 1 8 HELIX 3 3 THR A 77 ASP A 83 1 7 HELIX 4 4 ASN A 85 LEU A 93 1 9 HELIX 5 5 ASP A 109 SER A 128 1 20 HELIX 6 6 SER A 139 PHE A 152 1 14 HELIX 7 7 PRO A 153 ARG A 156 5 4 HELIX 8 8 ALA A 185 GLN A 191 1 7 HELIX 9 9 SER A 195 ALA A 204 1 10 HELIX 10 10 ALA A 246 GLY A 251 1 6 HELIX 11 11 ALA A 259 SER A 264 1 6 HELIX 12 12 SER A 264 SER A 277 1 14 HELIX 13 13 ARG A 283 TYR A 287 5 5 HELIX 14 14 GLY A 288 CYS A 292 5 5 SHEET 1 A 2 ARG A 27 THR A 28 0 SHEET 2 A 2 GLY A 31 ILE A 32 -1 O GLY A 31 N THR A 28 SHEET 1 B 7 LEU A 54 CYS A 56 0 SHEET 2 B 7 THR A 96 ILE A 100 -1 O TRP A 99 N THR A 55 SHEET 3 B 7 PRO A 67 VAL A 71 1 N LEU A 70 O CYS A 98 SHEET 4 B 7 LEU A 133 TRP A 138 1 O LEU A 136 N LEU A 69 SHEET 5 B 7 VAL A 159 PHE A 165 1 O MET A 163 N VAL A 135 SHEET 6 B 7 THR A 213 TYR A 217 1 O THR A 214 N ALA A 164 SHEET 7 B 7 LYS A 242 GLN A 245 1 O VAL A 244 N ASN A 215 SSBOND 1 CYS A 11 CYS A 29 1555 1555 2.04 SSBOND 2 CYS A 56 CYS A 98 1555 1555 2.06 SSBOND 3 CYS A 250 CYS A 292 1555 1555 2.03 CISPEP 1 PRO A 103 PRO A 104 0 -0.99 CISPEP 2 GLN A 225 PRO A 226 0 0.22 CRYST1 111.680 111.680 54.997 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 0.008954 0.005169 0.000000 0.00000 SCALE2 0.000000 0.010339 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018183 0.00000