HEADER LYASE 03-JUL-13 4BWL TITLE STRUCTURE OF THE Y137A MUTANT OF E. COLI N-ACETYLNEURAMINIC ACID LYASE TITLE 2 IN COMPLEX WITH PYRUVATE, N-ACETYL-D-MANNOSAMINE AND N- TITLE 3 ACETYLNEURAMINIC ACID CAVEAT 4BWL SI3 A 1165 HAS WRONG CHIRALITY AT ATOM C4 SI3 B 1165 HAS CAVEAT 2 4BWL WRONG CHIRALITY AT ATOM C4 SI3 D 1165 HAS WRONG CHIRALITY CAVEAT 3 4BWL AT ATOM C4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: N-ACETYLNEURAMINATE LYASE; COMPND 3 CHAIN: A, B, D; COMPND 4 SYNONYM: N-ACETYLNEURAMINATE PYRUVATE-LYASE, N-ACETYLNEURAMINIC ACID COMPND 5 ALDOLASE, NALASE, SIALATE LYASE, SIALIC ACID ALDOLASE, SIALIC ACID COMPND 6 LYASE, N-ACETYLNEURAMINIC ACID LYASE; COMPND 7 EC: 4.1.3.3; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES; COMPND 10 OTHER_DETAILS: SCHIFF BASE BETWEEN LYS165 AND N-ACETYLNEURAMINIC COMPND 11 ACID; COMPND 12 MOL_ID: 2; COMPND 13 MOLECULE: N-ACETYLNEURAMINATE LYASE; COMPND 14 CHAIN: C; COMPND 15 SYNONYM: N-ACETYLNEURAMINATE PYRUVATE-LYASE, N-ACETYLNEURAMINIC ACID COMPND 16 ALDOLASE, NALASE, SIALATE LYASE, SIALIC ACID ALDOLASE, SIALIC ACID COMPND 17 LYASE, N-ACETYLNEURAMINIC ACID LYASE; COMPND 18 EC: 4.1.3.3; COMPND 19 ENGINEERED: YES; COMPND 20 MUTATION: YES; COMPND 21 OTHER_DETAILS: SCHIFF BASE BETWEEN LYS165 AND PYRUVATE 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: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PKNANA; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 11 ORGANISM_TAXID: 562; SOURCE 12 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 13 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 14 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 15 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 16 EXPRESSION_SYSTEM_PLASMID: PKNANA KEYWDS LYASE, DIRECTED EVOLUTION, SUBSTRATE SPECIFICITY, PROTEIN ENGINEERING EXPDTA X-RAY DIFFRACTION AUTHOR I.CAMPEOTTO,S.E.V.PHILLIPS,A.R.PEARSON,A.NELSON,A.BERRY REVDAT 4 20-DEC-23 4BWL 1 REMARK LINK REVDAT 3 30-APR-14 4BWL 1 JRNL REVDAT 2 26-FEB-14 4BWL 1 JRNL REVDAT 1 19-FEB-14 4BWL 0 JRNL AUTH A.D.DANIELS,I.CAMPEOTTO,M.W.VAN DER KAMP,A.H.BOLT,C.H.TRINH, JRNL AUTH 2 S.E.V.PHILLIPS,A.R.PEARSON,A.NELSON,A.J.MULHOLLAND,A.BERRY JRNL TITL THE REACTION MECHANISM OF N-ACETYLNEURAMINIC ACID LYASE JRNL TITL 2 REVEALED BY A COMBINATION OF CRYSTALLOGRAPHY, QM/MM JRNL TITL 3 SIMULATION AND MUTAGENESIS. JRNL REF ACS CHEM.BIOL. V. 9 1025 2014 JRNL REFN ISSN 1554-8929 JRNL PMID 24521460 JRNL DOI 10.1021/CB500067Z REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0097 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.46 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 3 NUMBER OF REFLECTIONS : 78080 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) : 0.182 REMARK 3 R VALUE (WORKING SET) : 0.180 REMARK 3 FREE R VALUE : 0.235 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 4084 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.05 REMARK 3 REFLECTION IN BIN (WORKING SET) : 5127 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 88.37 REMARK 3 BIN R VALUE (WORKING SET) : 0.3060 REMARK 3 BIN FREE R VALUE SET COUNT : 255 REMARK 3 BIN FREE R VALUE : 0.3790 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 9166 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 92 REMARK 3 SOLVENT ATOMS : 102 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 50.39000 REMARK 3 B22 (A**2) : -24.13000 REMARK 3 B33 (A**2) : -26.26000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -7.26000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.037 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.035 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.117 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.557 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.952 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.920 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 9419 ; 0.012 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 6299 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 12745 ; 1.342 ; 1.980 REMARK 3 BOND ANGLES OTHERS (DEGREES): 15368 ; 0.901 ; 3.001 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 1184 ; 6.439 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 411 ;39.238 ;24.793 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 1621 ;15.342 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 47 ;18.903 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 1458 ; 0.075 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 10459 ; 0.006 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 1800 ; 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): 5880 ; 0.506 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 2436 ; 0.117 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 9430 ; 0.863 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 3539 ; 1.383 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 3315 ; 2.059 ; 4.500 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 TWIN DETAILS REMARK 3 NUMBER OF TWIN DOMAINS : 2 REMARK 3 TWIN DOMAIN : 1 REMARK 3 TWIN OPERATOR : H, K, L REMARK 3 TWIN FRACTION : 0.512 REMARK 3 TWIN DOMAIN : 2 REMARK 3 TWIN OPERATOR : -H, -K, H+L REMARK 3 TWIN FRACTION : 0.488 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS. U VALUES REFINED INDIVIDUALLY REMARK 4 REMARK 4 4BWL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 03-JUL-13. REMARK 100 THE DEPOSITION ID IS D_1290057564. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-JUL-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I02 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 82202 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 49.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.11 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.7 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.41000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 2WNN REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.29 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.42 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM TRIS-HCL PH 8.2, 200MM NACL, 18% REMARK 280 PEG3350 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 71.61000 REMARK 290 SMTRY3 2 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11270 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 40390 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -63.1 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 MET A -6 REMARK 465 GLU A -5 REMARK 465 HIS A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 MET B -6 REMARK 465 GLU B -5 REMARK 465 HIS B -4 REMARK 465 HIS B -3 REMARK 465 HIS B -2 REMARK 465 HIS B -1 REMARK 465 HIS B 0 REMARK 465 HIS B 1 REMARK 465 GLY B 297 REMARK 465 MET C -6 REMARK 465 GLU C -5 REMARK 465 HIS C -4 REMARK 465 HIS C -3 REMARK 465 HIS C -2 REMARK 465 HIS C -1 REMARK 465 HIS C 0 REMARK 465 GLY C 297 REMARK 465 MET D -6 REMARK 465 GLU D -5 REMARK 465 HIS D -4 REMARK 465 HIS D -3 REMARK 465 ARG D 296 REMARK 465 GLY D 297 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 B 2006 O HOH B 2019 1.84 REMARK 500 OE1 GLN D 20 O HOH D 2005 2.18 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 HIS A 1 -9.52 -50.21 REMARK 500 ASN A 4 -8.79 -55.39 REMARK 500 LEU A 22 104.09 -56.06 REMARK 500 TYR A 110 -69.71 71.13 REMARK 500 MET A 213 38.72 -165.38 REMARK 500 ASP A 263 28.68 35.10 REMARK 500 GLN B 37 -17.35 -45.31 REMARK 500 TYR B 110 -72.14 78.46 REMARK 500 ALA B 202 150.10 -49.10 REMARK 500 MET B 213 38.57 -159.71 REMARK 500 PRO B 268 35.71 -80.14 REMARK 500 THR C 3 -16.59 -47.44 REMARK 500 ALA C 11 96.89 -61.94 REMARK 500 GLN C 37 2.21 -63.29 REMARK 500 ILE C 74 -169.84 -123.20 REMARK 500 TYR C 110 -64.39 67.70 REMARK 500 LYS C 146 75.58 -118.57 REMARK 500 PHE C 194 -63.71 -25.91 REMARK 500 MET C 213 32.15 -150.52 REMARK 500 PRO C 268 42.97 -81.13 REMARK 500 TYR D 110 -72.91 76.17 REMARK 500 ASP D 130 62.09 38.09 REMARK 500 GLU D 192 0.51 -69.85 REMARK 500 MET D 213 45.39 -155.87 REMARK 500 PRO D 268 41.37 -85.79 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 1PE B 1297 REMARK 610 1PE C 1298 REMARK 700 REMARK 700 SHEET REMARK 700 DETERMINATION METHOD: DSSP REMARK 700 THE SHEETS PRESENTED AS "AA" IN EACH CHAIN ON SHEET RECORDS REMARK 700 BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY REMARK 700 A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS REMARK 700 ARE IDENTICAL. REMARK 700 THE SHEETS PRESENTED AS "BA" IN EACH CHAIN ON SHEET RECORDS REMARK 700 BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY REMARK 700 A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS REMARK 700 ARE IDENTICAL. REMARK 700 THE SHEETS PRESENTED AS "CA" IN EACH CHAIN ON SHEET RECORDS REMARK 700 BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY REMARK 700 A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS REMARK 700 ARE IDENTICAL. REMARK 700 THE SHEETS PRESENTED AS "DA" IN EACH CHAIN ON SHEET RECORDS REMARK 700 BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY REMARK 700 A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS REMARK 700 ARE IDENTICAL. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SI3 A 1165 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SI3 B 1165 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SI3 D 1165 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN9 C 1297 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 1PE B 1297 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4BWK RELATED DB: PDB REMARK 900 STRUCTURE OF THE Y137A MUTANT OF E. COLI N- ACETYLNEURAMINIC ACID REMARK 900 LYASE IN COMPLEX WITH PYRUVATE, N -ACETYL-D-MANNOSAMINE AND N- REMARK 900 ACETYLNEURAMINIC ACID DBREF 4BWL A 2 297 UNP P0A6L4 NANA_ECOLI 2 297 DBREF 4BWL B 2 297 UNP P0A6L4 NANA_ECOLI 2 297 DBREF 4BWL C 2 297 UNP P0A6L4 NANA_ECOLI 2 297 DBREF 4BWL D 2 297 UNP P0A6L4 NANA_ECOLI 2 297 SEQADV 4BWL MET A -6 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL GLU A -5 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS A -4 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS A -3 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS A -2 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS A -1 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS A 0 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS A 1 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL ALA A 137 UNP P0A6L4 TYR 137 ENGINEERED MUTATION SEQADV 4BWL MET B -6 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL GLU B -5 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS B -4 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS B -3 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS B -2 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS B -1 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS B 0 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS B 1 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL ALA B 137 UNP P0A6L4 TYR 137 ENGINEERED MUTATION SEQADV 4BWL MET C -6 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL GLU C -5 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS C -4 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS C -3 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS C -2 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS C -1 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS C 0 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS C 1 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL ALA C 137 UNP P0A6L4 TYR 137 ENGINEERED MUTATION SEQADV 4BWL MET D -6 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL GLU D -5 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS D -4 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS D -3 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS D -2 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS D -1 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS D 0 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL HIS D 1 UNP P0A6L4 EXPRESSION TAG SEQADV 4BWL ALA D 137 UNP P0A6L4 TYR 137 ENGINEERED MUTATION SEQRES 1 A 304 MET GLU HIS HIS HIS HIS HIS HIS ALA THR ASN LEU ARG SEQRES 2 A 304 GLY VAL MET ALA ALA LEU LEU THR PRO PHE ASP GLN GLN SEQRES 3 A 304 GLN ALA LEU ASP LYS ALA SER LEU ARG ARG LEU VAL GLN SEQRES 4 A 304 PHE ASN ILE GLN GLN GLY ILE ASP GLY LEU TYR VAL GLY SEQRES 5 A 304 GLY SER THR GLY GLU ALA PHE VAL GLN SER LEU SER GLU SEQRES 6 A 304 ARG GLU GLN VAL LEU GLU ILE VAL ALA GLU GLU ALA LYS SEQRES 7 A 304 GLY LYS ILE LYS LEU ILE ALA HIS VAL GLY CYS VAL SER SEQRES 8 A 304 THR ALA GLU SER GLN GLN LEU ALA ALA SER ALA LYS ARG SEQRES 9 A 304 TYR GLY PHE ASP ALA VAL SER ALA VAL THR PRO PHE TYR SEQRES 10 A 304 TYR PRO PHE SER PHE GLU GLU HIS CYS ASP HIS TYR ARG SEQRES 11 A 304 ALA ILE ILE ASP SER ALA ASP GLY LEU PRO MET VAL VAL SEQRES 12 A 304 ALA ASN ILE PRO ALA LEU SER GLY VAL LYS LEU THR LEU SEQRES 13 A 304 ASP GLN ILE ASN THR LEU VAL THR LEU PRO GLY VAL GLY SEQRES 14 A 304 ALA LEU LYS GLN THR SER GLY ASP LEU TYR GLN MET GLU SEQRES 15 A 304 GLN ILE ARG ARG GLU HIS PRO ASP LEU VAL LEU TYR ASN SEQRES 16 A 304 GLY TYR ASP GLU ILE PHE ALA SER GLY LEU LEU ALA GLY SEQRES 17 A 304 ALA ASP GLY GLY ILE GLY SER THR TYR ASN ILE MET GLY SEQRES 18 A 304 TRP ARG TYR GLN GLY ILE VAL LYS ALA LEU LYS GLU GLY SEQRES 19 A 304 ASP ILE GLN THR ALA GLN LYS LEU GLN THR GLU CYS ASN SEQRES 20 A 304 LYS VAL ILE ASP LEU LEU ILE LYS THR GLY VAL PHE ARG SEQRES 21 A 304 GLY LEU LYS THR VAL LEU HIS TYR MET ASP VAL VAL SER SEQRES 22 A 304 VAL PRO LEU CYS ARG LYS PRO PHE GLY PRO VAL ASP GLU SEQRES 23 A 304 LYS TYR LEU PRO GLU LEU LYS ALA LEU ALA GLN GLN LEU SEQRES 24 A 304 MET GLN GLU ARG GLY SEQRES 1 B 304 MET GLU HIS HIS HIS HIS HIS HIS ALA THR ASN LEU ARG SEQRES 2 B 304 GLY VAL MET ALA ALA LEU LEU THR PRO PHE ASP GLN GLN SEQRES 3 B 304 GLN ALA LEU ASP LYS ALA SER LEU ARG ARG LEU VAL GLN SEQRES 4 B 304 PHE ASN ILE GLN GLN GLY ILE ASP GLY LEU TYR VAL GLY SEQRES 5 B 304 GLY SER THR GLY GLU ALA PHE VAL GLN SER LEU SER GLU SEQRES 6 B 304 ARG GLU GLN VAL LEU GLU ILE VAL ALA GLU GLU ALA LYS SEQRES 7 B 304 GLY LYS ILE LYS LEU ILE ALA HIS VAL GLY CYS VAL SER SEQRES 8 B 304 THR ALA GLU SER GLN GLN LEU ALA ALA SER ALA LYS ARG SEQRES 9 B 304 TYR GLY PHE ASP ALA VAL SER ALA VAL THR PRO PHE TYR SEQRES 10 B 304 TYR PRO PHE SER PHE GLU GLU HIS CYS ASP HIS TYR ARG SEQRES 11 B 304 ALA ILE ILE ASP SER ALA ASP GLY LEU PRO MET VAL VAL SEQRES 12 B 304 ALA ASN ILE PRO ALA LEU SER GLY VAL LYS LEU THR LEU SEQRES 13 B 304 ASP GLN ILE ASN THR LEU VAL THR LEU PRO GLY VAL GLY SEQRES 14 B 304 ALA LEU LYS GLN THR SER GLY ASP LEU TYR GLN MET GLU SEQRES 15 B 304 GLN ILE ARG ARG GLU HIS PRO ASP LEU VAL LEU TYR ASN SEQRES 16 B 304 GLY TYR ASP GLU ILE PHE ALA SER GLY LEU LEU ALA GLY SEQRES 17 B 304 ALA ASP GLY GLY ILE GLY SER THR TYR ASN ILE MET GLY SEQRES 18 B 304 TRP ARG TYR GLN GLY ILE VAL LYS ALA LEU LYS GLU GLY SEQRES 19 B 304 ASP ILE GLN THR ALA GLN LYS LEU GLN THR GLU CYS ASN SEQRES 20 B 304 LYS VAL ILE ASP LEU LEU ILE LYS THR GLY VAL PHE ARG SEQRES 21 B 304 GLY LEU LYS THR VAL LEU HIS TYR MET ASP VAL VAL SER SEQRES 22 B 304 VAL PRO LEU CYS ARG LYS PRO PHE GLY PRO VAL ASP GLU SEQRES 23 B 304 LYS TYR LEU PRO GLU LEU LYS ALA LEU ALA GLN GLN LEU SEQRES 24 B 304 MET GLN GLU ARG GLY SEQRES 1 C 304 MET GLU HIS HIS HIS HIS HIS HIS ALA THR ASN LEU ARG SEQRES 2 C 304 GLY VAL MET ALA ALA LEU LEU THR PRO PHE ASP GLN GLN SEQRES 3 C 304 GLN ALA LEU ASP LYS ALA SER LEU ARG ARG LEU VAL GLN SEQRES 4 C 304 PHE ASN ILE GLN GLN GLY ILE ASP GLY LEU TYR VAL GLY SEQRES 5 C 304 GLY SER THR GLY GLU ALA PHE VAL GLN SER LEU SER GLU SEQRES 6 C 304 ARG GLU GLN VAL LEU GLU ILE VAL ALA GLU GLU ALA LYS SEQRES 7 C 304 GLY LYS ILE LYS LEU ILE ALA HIS VAL GLY CYS VAL SER SEQRES 8 C 304 THR ALA GLU SER GLN GLN LEU ALA ALA SER ALA LYS ARG SEQRES 9 C 304 TYR GLY PHE ASP ALA VAL SER ALA VAL THR PRO PHE TYR SEQRES 10 C 304 TYR PRO PHE SER PHE GLU GLU HIS CYS ASP HIS TYR ARG SEQRES 11 C 304 ALA ILE ILE ASP SER ALA ASP GLY LEU PRO MET VAL VAL SEQRES 12 C 304 ALA ASN ILE PRO ALA LEU SER GLY VAL LYS LEU THR LEU SEQRES 13 C 304 ASP GLN ILE ASN THR LEU VAL THR LEU PRO GLY VAL GLY SEQRES 14 C 304 ALA LEU KPI GLN THR SER GLY ASP LEU TYR GLN MET GLU SEQRES 15 C 304 GLN ILE ARG ARG GLU HIS PRO ASP LEU VAL LEU TYR ASN SEQRES 16 C 304 GLY TYR ASP GLU ILE PHE ALA SER GLY LEU LEU ALA GLY SEQRES 17 C 304 ALA ASP GLY GLY ILE GLY SER THR TYR ASN ILE MET GLY SEQRES 18 C 304 TRP ARG TYR GLN GLY ILE VAL LYS ALA LEU LYS GLU GLY SEQRES 19 C 304 ASP ILE GLN THR ALA GLN LYS LEU GLN THR GLU CYS ASN SEQRES 20 C 304 LYS VAL ILE ASP LEU LEU ILE LYS THR GLY VAL PHE ARG SEQRES 21 C 304 GLY LEU LYS THR VAL LEU HIS TYR MET ASP VAL VAL SER SEQRES 22 C 304 VAL PRO LEU CYS ARG LYS PRO PHE GLY PRO VAL ASP GLU SEQRES 23 C 304 LYS TYR LEU PRO GLU LEU LYS ALA LEU ALA GLN GLN LEU SEQRES 24 C 304 MET GLN GLU ARG GLY SEQRES 1 D 304 MET GLU HIS HIS HIS HIS HIS HIS ALA THR ASN LEU ARG SEQRES 2 D 304 GLY VAL MET ALA ALA LEU LEU THR PRO PHE ASP GLN GLN SEQRES 3 D 304 GLN ALA LEU ASP LYS ALA SER LEU ARG ARG LEU VAL GLN SEQRES 4 D 304 PHE ASN ILE GLN GLN GLY ILE ASP GLY LEU TYR VAL GLY SEQRES 5 D 304 GLY SER THR GLY GLU ALA PHE VAL GLN SER LEU SER GLU SEQRES 6 D 304 ARG GLU GLN VAL LEU GLU ILE VAL ALA GLU GLU ALA LYS SEQRES 7 D 304 GLY LYS ILE LYS LEU ILE ALA HIS VAL GLY CYS VAL SER SEQRES 8 D 304 THR ALA GLU SER GLN GLN LEU ALA ALA SER ALA LYS ARG SEQRES 9 D 304 TYR GLY PHE ASP ALA VAL SER ALA VAL THR PRO PHE TYR SEQRES 10 D 304 TYR PRO PHE SER PHE GLU GLU HIS CYS ASP HIS TYR ARG SEQRES 11 D 304 ALA ILE ILE ASP SER ALA ASP GLY LEU PRO MET VAL VAL SEQRES 12 D 304 ALA ASN ILE PRO ALA LEU SER GLY VAL LYS LEU THR LEU SEQRES 13 D 304 ASP GLN ILE ASN THR LEU VAL THR LEU PRO GLY VAL GLY SEQRES 14 D 304 ALA LEU LYS GLN THR SER GLY ASP LEU TYR GLN MET GLU SEQRES 15 D 304 GLN ILE ARG ARG GLU HIS PRO ASP LEU VAL LEU TYR ASN SEQRES 16 D 304 GLY TYR ASP GLU ILE PHE ALA SER GLY LEU LEU ALA GLY SEQRES 17 D 304 ALA ASP GLY GLY ILE GLY SER THR TYR ASN ILE MET GLY SEQRES 18 D 304 TRP ARG TYR GLN GLY ILE VAL LYS ALA LEU LYS GLU GLY SEQRES 19 D 304 ASP ILE GLN THR ALA GLN LYS LEU GLN THR GLU CYS ASN SEQRES 20 D 304 LYS VAL ILE ASP LEU LEU ILE LYS THR GLY VAL PHE ARG SEQRES 21 D 304 GLY LEU LYS THR VAL LEU HIS TYR MET ASP VAL VAL SER SEQRES 22 D 304 VAL PRO LEU CYS ARG LYS PRO PHE GLY PRO VAL ASP GLU SEQRES 23 D 304 LYS TYR LEU PRO GLU LEU LYS ALA LEU ALA GLN GLN LEU SEQRES 24 D 304 MET GLN GLU ARG GLY MODRES 4BWL KPI C 165 LYS HET KPI C 165 14 HET SI3 A1165 20 HET SI3 B1165 20 HET 1PE B1297 9 HET MN9 C1297 15 HET 1PE C1298 8 HET SI3 D1165 20 HETNAM KPI (2S)-2-AMINO-6-[(1-HYDROXY-1-OXO-PROPAN-2-YLIDENE) HETNAM 2 KPI AMINO]HEXANOIC ACID HETNAM SI3 5-(ACETYLAMINO)-3,5-DIDEOXY-D-GLYCERO-D-GALACTO-NON-2- HETNAM 2 SI3 ULOSONIC ACID HETNAM 1PE PENTAETHYLENE GLYCOL HETNAM MN9 2-(ACETYLAMINO)-2-DEOXY-D-MANNOSE HETSYN SI3 N-ACETYLNEURAMINIC ACID, KETONE FORM HETSYN 1PE PEG400 FORMUL 3 KPI C9 H16 N2 O4 FORMUL 5 SI3 3(C11 H19 N O9) FORMUL 7 1PE 2(C10 H22 O6) FORMUL 8 MN9 C8 H15 N O6 FORMUL 11 HOH *102(H2 O) HELIX 1 1 HIS A -1 ARG A 6 5 8 HELIX 2 2 ASP A 23 GLN A 36 1 14 HELIX 3 3 GLU A 50 GLN A 54 5 5 HELIX 4 4 SER A 55 LYS A 71 1 17 HELIX 5 5 SER A 84 TYR A 98 1 15 HELIX 6 6 SER A 114 ASP A 130 1 17 HELIX 7 7 ILE A 139 GLY A 144 1 6 HELIX 8 8 THR A 148 VAL A 156 1 9 HELIX 9 9 ASP A 170 HIS A 181 1 12 HELIX 10 10 TYR A 190 GLU A 192 5 3 HELIX 11 11 ILE A 193 GLY A 201 1 9 HELIX 12 12 THR A 209 GLY A 227 1 19 HELIX 13 13 ASP A 228 GLY A 250 1 23 HELIX 14 14 GLY A 250 TYR A 261 1 12 HELIX 15 15 TYR A 281 GLU A 295 1 15 HELIX 16 16 ALA B 2 ARG B 6 5 5 HELIX 17 17 ASP B 23 GLN B 37 1 15 HELIX 18 18 GLU B 50 GLN B 54 5 5 HELIX 19 19 SER B 55 LYS B 71 1 17 HELIX 20 20 SER B 84 TYR B 98 1 15 HELIX 21 21 SER B 114 ALA B 129 1 16 HELIX 22 22 ILE B 139 GLY B 144 1 6 HELIX 23 23 THR B 148 THR B 157 1 10 HELIX 24 24 ASP B 170 HIS B 181 1 12 HELIX 25 25 TYR B 190 GLU B 192 5 3 HELIX 26 26 ILE B 193 GLY B 201 1 9 HELIX 27 27 THR B 209 GLU B 226 1 18 HELIX 28 28 ASP B 228 GLY B 250 1 23 HELIX 29 29 GLY B 250 MET B 262 1 13 HELIX 30 30 ASP B 278 LYS B 280 5 3 HELIX 31 31 TYR B 281 ARG B 296 1 16 HELIX 32 32 HIS C 1 ARG C 6 5 6 HELIX 33 33 ASP C 23 GLN C 37 1 15 HELIX 34 34 GLU C 50 GLN C 54 5 5 HELIX 35 35 SER C 55 LYS C 71 1 17 HELIX 36 36 SER C 84 TYR C 98 1 15 HELIX 37 37 SER C 114 ASP C 130 1 17 HELIX 38 38 ILE C 139 GLY C 144 1 6 HELIX 39 39 THR C 148 VAL C 156 1 9 HELIX 40 40 ASP C 170 HIS C 181 1 12 HELIX 41 41 ILE C 193 GLY C 201 1 9 HELIX 42 42 THR C 209 GLY C 227 1 19 HELIX 43 43 ASP C 228 GLY C 250 1 23 HELIX 44 44 GLY C 250 MET C 262 1 13 HELIX 45 45 ASP C 278 LYS C 280 5 3 HELIX 46 46 TYR C 281 ARG C 296 1 16 HELIX 47 47 HIS D -1 ARG D 6 5 8 HELIX 48 48 ASP D 23 GLY D 38 1 16 HELIX 49 49 GLU D 50 GLN D 54 5 5 HELIX 50 50 SER D 55 LYS D 71 1 17 HELIX 51 51 SER D 84 TYR D 98 1 15 HELIX 52 52 SER D 114 ALA D 129 1 16 HELIX 53 53 ILE D 139 GLY D 144 1 6 HELIX 54 54 THR D 148 VAL D 156 1 9 HELIX 55 55 ASP D 170 HIS D 181 1 12 HELIX 56 56 TYR D 190 GLU D 192 5 3 HELIX 57 57 ILE D 193 ALA D 200 1 8 HELIX 58 58 THR D 209 GLU D 226 1 18 HELIX 59 59 ASP D 228 GLY D 250 1 23 HELIX 60 60 GLY D 250 MET D 262 1 13 HELIX 61 61 ASP D 278 LYS D 280 5 3 HELIX 62 62 TYR D 281 GLU D 295 1 15 SHEET 1 AA 9 VAL A 8 ALA A 11 0 SHEET 2 AA 9 GLY A 205 GLY A 207 1 O GLY A 205 N MET A 9 SHEET 3 AA 9 VAL A 185 ASN A 188 1 O ASN A 188 N ILE A 206 SHEET 4 AA 9 VAL A 161 GLN A 166 1 O GLY A 162 N VAL A 185 SHEET 5 AA 9 MET A 134 ASN A 138 1 O MET A 134 N ALA A 163 SHEET 6 AA 9 ALA A 102 VAL A 106 1 O VAL A 103 N VAL A 135 SHEET 7 AA 9 LYS A 75 HIS A 79 1 O ALA A 78 N SER A 104 SHEET 8 AA 9 GLY A 41 VAL A 44 1 O LEU A 42 N ILE A 77 SHEET 9 AA 9 VAL A 8 ALA A 11 1 O ALA A 10 N TYR A 43 SHEET 1 BA 9 VAL B 8 ALA B 11 0 SHEET 2 BA 9 GLY B 205 GLY B 207 1 O GLY B 205 N MET B 9 SHEET 3 BA 9 VAL B 185 ASN B 188 1 O ASN B 188 N ILE B 206 SHEET 4 BA 9 VAL B 161 GLN B 166 1 O GLY B 162 N VAL B 185 SHEET 5 BA 9 MET B 134 ASN B 138 1 O MET B 134 N GLY B 162 SHEET 6 BA 9 ALA B 102 VAL B 106 1 O VAL B 103 N VAL B 135 SHEET 7 BA 9 LYS B 75 HIS B 79 1 O ALA B 78 N SER B 104 SHEET 8 BA 9 GLY B 41 VAL B 44 1 O LEU B 42 N ILE B 77 SHEET 9 BA 9 VAL B 8 ALA B 11 1 O ALA B 10 N TYR B 43 SHEET 1 CA 9 VAL C 8 ALA C 11 0 SHEET 2 CA 9 GLY C 204 GLY C 207 1 O GLY C 205 N MET C 9 SHEET 3 CA 9 VAL C 185 ASN C 188 1 O ASN C 188 N ILE C 206 SHEET 4 CA 9 VAL C 161 LEU C 164 1 O GLY C 162 N VAL C 185 SHEET 5 CA 9 MET C 134 ALA C 137 1 O MET C 134 N GLY C 162 SHEET 6 CA 9 ALA C 102 VAL C 106 1 O VAL C 103 N VAL C 135 SHEET 7 CA 9 LYS C 75 HIS C 79 1 O ALA C 78 N SER C 104 SHEET 8 CA 9 GLY C 41 VAL C 44 1 O LEU C 42 N ILE C 77 SHEET 9 CA 9 VAL C 8 ALA C 11 1 O ALA C 10 N TYR C 43 SHEET 1 DA 9 VAL D 8 LEU D 12 0 SHEET 2 DA 9 GLY D 205 GLY D 207 1 O GLY D 205 N MET D 9 SHEET 3 DA 9 VAL D 185 ASN D 188 1 O ASN D 188 N ILE D 206 SHEET 4 DA 9 VAL D 161 GLN D 166 1 O GLY D 162 N VAL D 185 SHEET 5 DA 9 MET D 134 ASN D 138 1 O MET D 134 N GLY D 162 SHEET 6 DA 9 ALA D 102 VAL D 106 1 O VAL D 103 N VAL D 135 SHEET 7 DA 9 LYS D 75 HIS D 79 1 O ALA D 78 N SER D 104 SHEET 8 DA 9 GLY D 41 VAL D 44 1 O LEU D 42 N ILE D 77 SHEET 9 DA 9 VAL D 8 LEU D 12 1 O ALA D 10 N TYR D 43 LINK NZ LYS A 165 C2 SI3 A1165 1555 1555 1.26 LINK NZ LYS B 165 C2 SI3 B1165 1555 1555 1.28 LINK C LEU C 164 N KPI C 165 1555 1555 1.33 LINK C KPI C 165 N GLN C 166 1555 1555 1.33 LINK NZ LYS D 165 C2 SI3 D1165 1555 1555 1.26 CISPEP 1 LYS A 272 PRO A 273 0 9.72 CISPEP 2 LYS B 272 PRO B 273 0 10.74 CISPEP 3 LYS C 272 PRO C 273 0 16.70 CISPEP 4 LYS D 272 PRO D 273 0 14.37 SITE 1 AC1 13 SER A 47 THR A 48 ILE A 139 LYS A 165 SITE 2 AC1 13 THR A 167 GLY A 189 TYR A 190 ASP A 191 SITE 3 AC1 13 GLU A 192 GLY A 207 SER A 208 PHE A 252 SITE 4 AC1 13 HOH A2003 SITE 1 AC2 14 TYR B 43 GLY B 46 SER B 47 THR B 48 SITE 2 AC2 14 LYS B 165 THR B 167 GLY B 189 ASP B 191 SITE 3 AC2 14 GLU B 192 GLY B 207 SER B 208 PHE B 252 SITE 4 AC2 14 HOH B2004 HOH B2021 SITE 1 AC3 14 TYR D 43 SER D 47 THR D 48 LYS D 165 SITE 2 AC3 14 THR D 167 GLY D 189 TYR D 190 ASP D 191 SITE 3 AC3 14 GLU D 192 ILE D 206 GLY D 207 SER D 208 SITE 4 AC3 14 PHE D 252 HOH D2009 SITE 1 AC4 10 ILE C 139 LEU C 142 KPI C 165 THR C 167 SITE 2 AC4 10 GLY C 189 ASP C 191 GLU C 192 GLY C 207 SITE 3 AC4 10 SER C 208 PHE C 252 SITE 1 AC5 2 ASP B 170 HOH B2014 CRYST1 55.970 143.220 83.410 90.00 109.51 90.00 P 1 21 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 0.017867 0.000000 0.006330 0.00000 SCALE2 0.000000 0.006982 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012719 0.00000