HEADER LYASE 23-FEB-21 7NM6 TITLE CRYSTAL STRUCTURE OF PARADENDRYPHIELLA SALINA PL7A ALGINATE LYASE TITLE 2 MUTANT Y223F IN COMPLEX WITH DI-MANNURONIC ACID COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALGINATE LYASE (PL7); COMPND 3 CHAIN: A; COMPND 4 EC: 4.2.2.3; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PARADENDRYPHIELLA SALINA; SOURCE 3 ORGANISM_TAXID: 179392; SOURCE 4 GENE: PSALG7A; SOURCE 5 EXPRESSION_SYSTEM: KOMAGATAELLA PASTORIS; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 4922 KEYWDS COMPLEX, BETA JELLY ROLL, MUTANT, ALGINATE LYASE, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR F.FREDSLUND,D.H.WELNER,C.WILKENS REVDAT 2 31-JAN-24 7NM6 1 REMARK REVDAT 1 02-MAR-22 7NM6 0 JRNL AUTH F.FREDSLUND,D.H.WELNER,C.WILKENS JRNL TITL CRYSTAL STRUCTURE OF PARADENDRYPHIELLA SALINA PL7A ALGINATE JRNL TITL 2 LYASE MUTANT Y223F IN COMPLEX WITH DI-MANNURONIC ACID JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.78 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.18.2_3874 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.78 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.83 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.370 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 22583 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.162 REMARK 3 R VALUE (WORKING SET) : 0.160 REMARK 3 FREE R VALUE : 0.198 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1129 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 40.8300 - 3.5500 1.00 2916 154 0.1414 0.1734 REMARK 3 2 3.5500 - 2.8200 1.00 2806 148 0.1592 0.1895 REMARK 3 3 2.8200 - 2.4600 1.00 2741 144 0.1558 0.1973 REMARK 3 4 2.4600 - 2.2400 1.00 2732 143 0.1548 0.1894 REMARK 3 5 2.2400 - 2.0800 1.00 2704 142 0.1628 0.2279 REMARK 3 6 2.0800 - 1.9600 1.00 2706 143 0.1775 0.2468 REMARK 3 7 1.9600 - 1.8600 0.97 2597 137 0.2094 0.2472 REMARK 3 8 1.8600 - 1.7800 0.83 2252 118 0.2930 0.3674 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.231 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.189 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 33.07 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.009 1843 REMARK 3 ANGLE : 1.011 2520 REMARK 3 CHIRALITY : 0.063 301 REMARK 3 PLANARITY : 0.006 323 REMARK 3 DIHEDRAL : 16.128 640 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 23 THROUGH 77 ) REMARK 3 ORIGIN FOR THE GROUP (A): 3.2450 11.5620 7.4327 REMARK 3 T TENSOR REMARK 3 T11: 0.1447 T22: 0.1452 REMARK 3 T33: 0.2235 T12: 0.0218 REMARK 3 T13: 0.0023 T23: -0.0183 REMARK 3 L TENSOR REMARK 3 L11: 2.2186 L22: 2.9631 REMARK 3 L33: 4.6182 L12: 0.3630 REMARK 3 L13: -0.2535 L23: -1.4503 REMARK 3 S TENSOR REMARK 3 S11: -0.1181 S12: 0.0660 S13: -0.1022 REMARK 3 S21: -0.0856 S22: 0.0814 S23: -0.2101 REMARK 3 S31: 0.3358 S32: 0.1262 S33: 0.0140 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 78 THROUGH 223 ) REMARK 3 ORIGIN FOR THE GROUP (A): 0.9945 24.7426 21.7358 REMARK 3 T TENSOR REMARK 3 T11: 0.2031 T22: 0.2183 REMARK 3 T33: 0.2221 T12: 0.0165 REMARK 3 T13: -0.0124 T23: -0.0159 REMARK 3 L TENSOR REMARK 3 L11: 1.2202 L22: 2.7171 REMARK 3 L33: 2.8743 L12: 0.2313 REMARK 3 L13: 0.5382 L23: 0.2369 REMARK 3 S TENSOR REMARK 3 S11: -0.0139 S12: -0.1414 S13: 0.0357 REMARK 3 S21: 0.4106 S22: 0.0147 S23: -0.0350 REMARK 3 S31: -0.0558 S32: -0.1011 S33: 0.0083 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 224 THROUGH 247 ) REMARK 3 ORIGIN FOR THE GROUP (A): 1.8901 16.0246 17.4386 REMARK 3 T TENSOR REMARK 3 T11: 0.2402 T22: 0.1327 REMARK 3 T33: 0.2545 T12: 0.0073 REMARK 3 T13: -0.0518 T23: -0.0246 REMARK 3 L TENSOR REMARK 3 L11: 2.8042 L22: 1.7475 REMARK 3 L33: 3.4261 L12: 0.6003 REMARK 3 L13: -0.1671 L23: 0.4061 REMARK 3 S TENSOR REMARK 3 S11: -0.1154 S12: -0.0400 S13: -0.0426 REMARK 3 S21: 0.2628 S22: 0.1717 S23: -0.0716 REMARK 3 S31: 0.0320 S32: 0.0152 S33: -0.0170 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7NM6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 23-FEB-21. REMARK 100 THE DEPOSITION ID IS D_1292114279. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-FEB-20 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : MAX IV REMARK 200 BEAMLINE : BIOMAX REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.972425 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22593 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.780 REMARK 200 RESOLUTION RANGE LOW (A) : 40.830 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 200 DATA REDUNDANCY : 6.810 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.4900 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.78 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.89 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.73000 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX 1.18.2_3874 REMARK 200 STARTING MODEL: 7NCZ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.15 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 1500 AND 0.1 M TBG BUFFER PH REMARK 280 4, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z 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 17.64000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 40.83000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.36000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 40.83000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 17.64000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 40.36000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 850 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9830 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 8.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 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 GLU A -1 REMARK 465 HIS A 248 REMARK 465 HIS A 249 REMARK 465 HIS A 250 REMARK 465 HIS A 251 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ASN A 185 N CA C O CB CG OD1 REMARK 480 ASN A 185 ND2 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 O HOH A 523 O HOH A 600 1.98 REMARK 500 OE1 GLN A 189 O HOH A 501 2.14 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 507 O HOH A 666 4555 2.12 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 TYR A 43 136.15 -171.84 REMARK 500 THR A 45 -137.38 -123.16 REMARK 500 LEU A 70 34.57 75.90 REMARK 500 ALA A 96 65.73 -155.69 REMARK 500 ASP A 132 -109.17 -122.71 REMARK 500 ASP A 154 64.22 61.03 REMARK 500 GLN A 175 141.16 -170.60 REMARK 500 HIS A 246 -94.24 -138.13 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6YWF RELATED DB: PDB REMARK 900 NATIVE APO STRUCURE REMARK 900 RELATED ID: 7NL3 RELATED DB: PDB REMARK 900 Y223F APO STRUCTURE REMARK 900 RELATED ID: 7NCZ RELATED DB: PDB REMARK 900 Y223F IN COMPLEX WITH HEXA-MANNURONIC ACID DBREF1 7NM6 A 23 243 UNP A0A485PVH1_9PLEO DBREF2 7NM6 A A0A485PVH1 23 243 SEQADV 7NM6 GLU A -1 UNP A0A485PVH EXPRESSION TAG SEQADV 7NM6 PHE A 0 UNP A0A485PVH EXPRESSION TAG SEQADV 7NM6 PHE A 223 UNP A0A485PVH TYR 223 ENGINEERED MUTATION SEQADV 7NM6 VAL A 244 UNP A0A485PVH EXPRESSION TAG SEQADV 7NM6 ASP A 245 UNP A0A485PVH EXPRESSION TAG SEQADV 7NM6 HIS A 246 UNP A0A485PVH EXPRESSION TAG SEQADV 7NM6 HIS A 247 UNP A0A485PVH EXPRESSION TAG SEQADV 7NM6 HIS A 248 UNP A0A485PVH EXPRESSION TAG SEQADV 7NM6 HIS A 249 UNP A0A485PVH EXPRESSION TAG SEQADV 7NM6 HIS A 250 UNP A0A485PVH EXPRESSION TAG SEQADV 7NM6 HIS A 251 UNP A0A485PVH EXPRESSION TAG SEQRES 1 A 231 GLU PHE TYR THR ALA PRO SER THR GLU SER LYS PHE THR SEQRES 2 A 231 GLU VAL LEU SER LYS ALA LYS LEU GLN TYR PRO THR SER SEQRES 3 A 231 THR THR VAL ALA PHE ALA ASP ASP LEU LEU ASP GLY TYR SEQRES 4 A 231 ALA ALA SER TYR PHE TYR LEU THR SER ASP LEU TYR MET SEQRES 5 A 231 GLN PHE GLN VAL ALA GLY SER SER GLN ARG SER GLU LEU SEQRES 6 A 231 ARG GLU MET GLU THR SER GLY ASP GLU ALA ALA TRP ASP SEQRES 7 A 231 CYS THR GLY SER THR ALA HIS VAL ALA SER ALA GLN ILE SEQRES 8 A 231 ALA ILE PRO VAL GLN GLU ASP GLY ILE GLU GLU VAL THR SEQRES 9 A 231 ILE LEU GLN VAL HIS ASP SER ASP VAL THR PRO VAL LEU SEQRES 10 A 231 ARG ILE SER TRP VAL SER SER ILE THR ILE ASP GLY VAL SEQRES 11 A 231 THR SER GLU ASP VAL VAL LEU ALA THR ILE ARG ASN GLY SEQRES 12 A 231 ILE ASP ASP SER THR ALA THR LYS THR VAL LEU GLN ALA SEQRES 13 A 231 HIS THR THR SER ARG THR GLU PHE ASN ILE ASN VAL GLN SEQRES 14 A 231 ASN SER LYS LEU SER ILE THR VAL ASP GLY THR THR GLU SEQRES 15 A 231 LEU ASP GLU ALA ASP ILE SER GLN PHE ASP GLY SER THR SEQRES 16 A 231 CYS TYR PHE LYS ALA GLY ALA PHE ASN ASN ASN PRO THR SEQRES 17 A 231 ASP THR SER ALA ASN ALA ARG ILE LYS MET TYR GLU LEU SEQRES 18 A 231 GLU TRP VAL ASP HIS HIS HIS HIS HIS HIS HET BEM B 1 21 HET BEM B 2 20 HET BTB A 401 33 HETNAM BEM BETA-D-MANNOPYRANURONIC ACID HETNAM BTB 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL- HETNAM 2 BTB PROPANE-1,3-DIOL HETSYN BEM BETA-D-MANNURONIC ACID; D-MANNURONIC ACID; MANNURONIC HETSYN 2 BEM ACID; (2S,3S,4S,5S,6R)-3,4,5,6-TETRAHYDROXYOXANE-2- HETSYN 3 BEM CARBOXYLIC ACID HETSYN BTB BIS-TRIS BUFFER FORMUL 2 BEM 2(C6 H10 O7) FORMUL 3 BTB C8 H19 N O5 FORMUL 4 HOH *216(H2 O) HELIX 1 AA1 ALA A 25 LYS A 31 5 7 HELIX 2 AA2 PHE A 32 LYS A 38 1 7 HELIX 3 AA3 PHE A 51 ASP A 57 1 7 HELIX 4 AA4 SER A 209 ASP A 212 5 4 SHEET 1 AA1 5 THR A 48 ALA A 50 0 SHEET 2 AA1 5 ALA A 39 GLN A 42 -1 N LEU A 41 O ALA A 50 SHEET 3 AA1 5 ARG A 82 GLU A 87 -1 O GLU A 84 N GLN A 42 SHEET 4 AA1 5 THR A 215 ASN A 224 -1 O ALA A 220 N LEU A 85 SHEET 5 AA1 5 TRP A 97 ASP A 98 -1 N TRP A 97 O CYS A 216 SHEET 1 AA2 8 THR A 48 ALA A 50 0 SHEET 2 AA2 8 ALA A 39 GLN A 42 -1 N LEU A 41 O ALA A 50 SHEET 3 AA2 8 ARG A 82 GLU A 87 -1 O GLU A 84 N GLN A 42 SHEET 4 AA2 8 THR A 215 ASN A 224 -1 O ALA A 220 N LEU A 85 SHEET 5 AA2 8 GLU A 122 ASP A 130 -1 N THR A 124 O PHE A 223 SHEET 6 AA2 8 PRO A 135 ILE A 147 -1 O ILE A 139 N LEU A 126 SHEET 7 AA2 8 VAL A 150 ARG A 161 -1 O SER A 152 N ILE A 145 SHEET 8 AA2 8 ALA A 169 ALA A 176 -1 O LEU A 174 N VAL A 156 SHEET 1 AA3 7 PHE A 64 LEU A 66 0 SHEET 2 AA3 7 MET A 72 ALA A 77 -1 O GLN A 73 N TYR A 65 SHEET 3 AA3 7 ASN A 233 ASP A 245 -1 O MET A 238 N MET A 72 SHEET 4 AA3 7 HIS A 105 ALA A 112 -1 N GLN A 110 O TYR A 239 SHEET 5 AA3 7 THR A 182 GLN A 189 -1 O PHE A 184 N ALA A 109 SHEET 6 AA3 7 LYS A 192 VAL A 197 -1 O SER A 194 N ASN A 187 SHEET 7 AA3 7 THR A 200 ASP A 207 -1 O GLU A 202 N ILE A 195 SSBOND 1 CYS A 99 CYS A 216 1555 1555 2.04 LINK O4 BEM B 1 C1 BEM B 2 1555 1555 1.44 CISPEP 1 TYR A 43 PRO A 44 0 -5.81 CRYST1 35.280 80.720 81.660 90.00 90.00 90.00 P 21 21 21 4 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 0.028345 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012389 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012246 0.00000