HEADER LYASE 17-JUL-09 2WNQ TITLE STRUCTURE OF THE E192N MUTANT OF E. COLI N-ACETYLNEURAMINIC ACID LYASE TITLE 2 IN SPACE GROUP P21 COMPND MOL_ID: 1; COMPND 2 MOLECULE: N-ACETYLNEURAMINATE LYASE; COMPND 3 CHAIN: A, B, C, D; COMPND 4 FRAGMENT: RESIDUES 2-297; COMPND 5 SYNONYM: N-ACETYLNEURAMINIC ACID LYASE, N-ACETYLNEURAMINATE PYRUVATE- COMPND 6 LYASE, SIALIC ACID LYASE, SIALATE LYASE, SIALIC ACID ALDOLASE, COMPND 7 NALASE; COMPND 8 EC: 4.1.3.3; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: 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: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PKNANA KEYWDS SUBSTRATE SPECIFICITY, CARBOHYDRATE METABOLISM, DIRECTED EVOLUTION, KEYWDS 2 PROTEIN ENGINEERING, LYASE, ALDOLASE EXPDTA X-RAY DIFFRACTION AUTHOR I.CAMPEOTTO,A.H.BOLT,T.A.HARMAN,C.H.TRINH,C.A.DENNIS,S.E.V.PHILLIPS, AUTHOR 2 A.R.PEARSON,A.NELSON,A.BERRY REVDAT 4 13-DEC-23 2WNQ 1 REMARK REVDAT 3 17-NOV-10 2WNQ 1 JRNL REVDAT 2 22-SEP-10 2WNQ 1 KEYWDS JRNL REVDAT 1 25-AUG-10 2WNQ 0 JRNL AUTH I.CAMPEOTTO,A.H.BOLT,T.A.HARMAN,C.A.DENNIS,C.H.TRINH, JRNL AUTH 2 S.E.V.PHILLIPS,A.NELSON,A.R.PEARSON,A.BERRY JRNL TITL STRUCTURAL INSIGHTS INTO SUBSTRATE SPECIFICITY IN VARIANTS JRNL TITL 2 OF N-ACETYLNEURAMINIC ACID LYASE PRODUCED BY DIRECTED JRNL TITL 3 EVOLUTION. JRNL REF J.MOL.BIOL. V. 404 56 2010 JRNL REFN ISSN 0022-2836 JRNL PMID 20826162 JRNL DOI 10.1016/J.JMB.2010.08.008 REMARK 2 REMARK 2 RESOLUTION. 1.80 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.95 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 97.5 REMARK 3 NUMBER OF REFLECTIONS : 105488 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) : 0.199 REMARK 3 R VALUE (WORKING SET) : 0.197 REMARK 3 FREE R VALUE : 0.253 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 5446 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.84 REMARK 3 REFLECTION IN BIN (WORKING SET) : 6946 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.63 REMARK 3 BIN R VALUE (WORKING SET) : 0.2610 REMARK 3 BIN FREE R VALUE SET COUNT : 395 REMARK 3 BIN FREE R VALUE : 0.3910 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 9170 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 316 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.78 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.72 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 11.89000 REMARK 3 B22 (A**2) : -1.42000 REMARK 3 B33 (A**2) : -10.46000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 7.32000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.029 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.030 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.108 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.887 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.951 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.922 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 9362 ; 0.011 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 6270 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 12682 ; 1.327 ; 1.971 REMARK 3 BOND ANGLES OTHERS (DEGREES): 15375 ; 0.927 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 1190 ; 6.279 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 414 ;40.570 ;24.758 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 1626 ;15.082 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 47 ;20.803 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 1442 ; 0.075 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 10463 ; 0.006 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 1812 ; 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): 5881 ; 0.581 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 2434 ; 0.144 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 9442 ; 0.980 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 3481 ; 1.452 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 3237 ; 2.126 ; 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 : 0.537 REMARK 3 TWIN DOMAIN : 2 REMARK 3 TWIN OPERATOR : -H,-K,H+L REMARK 3 TWIN FRACTION : 0.463 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 2WNQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 17-JUL-09. REMARK 100 THE DEPOSITION ID IS D_1290040416. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-MAY-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 : I04 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 : 110985 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 47.590 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 8.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.2 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.39000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> 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: REFMAC REMARK 200 STARTING MODEL: PDB ENTRY 2WNN REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM TRIS-HCL PH 8.2, 200 MM NACL, REMARK 280 18% PEG 3350 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 71.38500 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: 9350 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 41400 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -102.2 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 400 REMARK 400 COMPOUND REMARK 400 ENGINEERED RESIDUE IN CHAIN A, GLU 192 TO ASN REMARK 400 ENGINEERED RESIDUE IN CHAIN B, GLU 192 TO ASN REMARK 400 ENGINEERED RESIDUE IN CHAIN C, GLU 192 TO ASN REMARK 400 ENGINEERED RESIDUE IN CHAIN D, GLU 192 TO ASN 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 ALA B 2 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 HIS D -2 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 OE1 GLN B 218 O HOH B 2055 2.07 REMARK 500 OH TYR B 98 O HOH B 2028 2.13 REMARK 500 OD1 ASP C 203 O HOH C 2067 2.14 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 ASP A 17 -157.39 -84.57 REMARK 500 LYS A 71 106.12 -38.63 REMARK 500 TYR A 110 -64.24 73.89 REMARK 500 MET A 213 35.79 -148.58 REMARK 500 TYR B 110 -61.96 77.08 REMARK 500 ASP B 130 61.39 66.98 REMARK 500 ALA B 141 -80.96 -108.73 REMARK 500 THR B 148 -126.14 -93.27 REMARK 500 LEU B 149 -34.63 -133.91 REMARK 500 MET B 213 46.29 -151.34 REMARK 500 ALA C 70 -10.70 -141.29 REMARK 500 TYR C 110 -67.05 71.00 REMARK 500 ALA C 163 152.84 179.62 REMARK 500 MET C 213 39.23 -144.17 REMARK 500 TYR D 110 -71.19 71.43 REMARK 500 ASN D 138 -65.90 -120.37 REMARK 500 ILE D 139 58.78 25.07 REMARK 500 MET D 213 39.35 -154.99 REMARK 500 GLU D 226 30.00 -93.86 REMARK 500 PRO D 268 35.38 -95.06 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 TYR D 137 ASN D 138 147.42 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 1298 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 1297 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL C 1297 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL D 1296 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2WKJ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE E192N MUTANT OF E .COLI N-ACETYLNEURAMINIC REMARK 900 ACID LYASE IN COMPLEX WITH PYRUVATE AT 1.45A RESOLUTION IN SPACE REMARK 900 GROUP P212121 REMARK 900 RELATED ID: 1FDZ RELATED DB: PDB REMARK 900 N-ACETYLNEURAMINATE LYASE IN COMPLEX WITH PYRUVATE VIA BOROHYDRIDE REMARK 900 REDUCTION REMARK 900 RELATED ID: 1FDY RELATED DB: PDB REMARK 900 N-ACETYLNEURAMINATE LYASE IN COMPLEX WITH HYDROXYPYRUVATE REMARK 900 RELATED ID: 2WSG 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 REMARK 900 RELATED ID: 2WPB RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE E192N MUTANT OF E . COLI N- REMARK 900 ACETYLNEURAMINIC ACID LYASE IN COMPLEX WITH PYRUVATE AND THE REMARK 900 INHIBITOR (2R ,3R)-2,3,4-TRIHYDROXY-N,N- DIPROPYLBUTANAMIDE IN REMARK 900 SPACE GROUP P21 CRYSTAL FORM I REMARK 900 RELATED ID: 1NAL RELATED DB: PDB REMARK 900 THE THREE-DIMENSIONAL STRUCTURE OF N- ACETYLNEURAMINATE LYASE FROM REMARK 900 ESCHERICHIA COLI REMARK 900 RELATED ID: 2WO5 RELATED DB: PDB REMARK 900 STRUCTURE OF WILD TYPE E. COLI N- ACETYLNEURAMINIC ACID LYASE IN REMARK 900 SPACE GROUP P21 CRYSTAL FORM I REMARK 900 RELATED ID: 2WNN RELATED DB: PDB REMARK 900 STRUCTURE OF WILD TYPE E. COLI N- ACETYLNEURAMINIC ACID LYASE IN REMARK 900 COMPLEX WITH PYRUVATE IN SPACE GROUP P21 REMARK 900 RELATED ID: 1HL2 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF N-ACETYLNEURAMINATE LYASE FROM E. COLI MUTANT REMARK 900 L142R IN COMPLEX WITH B-HYDROXYPYRUVATE REMARK 900 RELATED ID: 2WNZ RELATED DB: PDB REMARK 900 STRUCTURE OF THE E192N MUTANT OF E. COLI N-ACETYLNEURAMINIC ACID REMARK 900 LYASE IN COMPLEX WITH PYRUVATE IN SPACE GROUP P21 CRYSTAL FORM I REMARK 999 REMARK 999 SEQUENCE REMARK 999 ALTERNATE LOCI RESULTS IN FOLLOWING DIFFERENCES, T84 IN REMARK 999 P0A6L4 IS S84 HERE, G70 IN P0A6L4 IS A70 HERE, Q282 IN REMARK 999 P0A6L4 IS L282 HERE. DBREF 2WNQ A 2 297 UNP P0A6L4 NANA_ECOLI 2 297 DBREF 2WNQ B 2 297 UNP P0A6L4 NANA_ECOLI 2 297 DBREF 2WNQ C 2 297 UNP P0A6L4 NANA_ECOLI 2 297 DBREF 2WNQ D 2 297 UNP P0A6L4 NANA_ECOLI 2 297 SEQADV 2WNQ MET A -6 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ GLU A -5 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS A -4 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS A -3 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS A -2 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS A -1 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS A 0 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS A 1 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ ASN A 192 UNP P0A6L4 GLU 192 ENGINEERED MUTATION SEQADV 2WNQ MET B -6 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ GLU B -5 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS B -4 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS B -3 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS B -2 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS B -1 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS B 0 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS B 1 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ ASN B 192 UNP P0A6L4 GLU 192 ENGINEERED MUTATION SEQADV 2WNQ MET C -6 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ GLU C -5 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS C -4 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS C -3 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS C -2 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS C -1 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS C 0 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS C 1 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ ASN C 192 UNP P0A6L4 GLU 192 ENGINEERED MUTATION SEQADV 2WNQ MET D -6 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ GLU D -5 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS D -4 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS D -3 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS D -2 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS D -1 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS D 0 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ HIS D 1 UNP P0A6L4 EXPRESSION TAG SEQADV 2WNQ ASN D 192 UNP P0A6L4 GLU 192 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 TYR 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 ASN 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 TYR 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 ASN 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 TYR 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 LYS 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 ASN 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 TYR 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 ASN 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 HET CL A1298 1 HET CL B1297 1 HET CL C1297 1 HET CL D1296 1 HETNAM CL CHLORIDE ION FORMUL 5 CL 4(CL 1-) FORMUL 9 HOH *316(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 THR A 148 THR A 157 1 10 HELIX 8 8 ASP A 170 HIS A 181 1 12 HELIX 9 9 TYR A 190 PHE A 194 5 5 HELIX 10 10 SER A 208 ILE A 212 5 5 HELIX 11 11 ILE A 220 GLU A 226 1 7 HELIX 12 12 ASP A 228 THR A 249 1 22 HELIX 13 13 LEU A 255 MET A 262 1 8 HELIX 14 14 ASP A 278 LYS A 280 5 3 HELIX 15 15 TYR A 281 ARG A 296 1 16 HELIX 16 16 ASP B 23 GLN B 37 1 15 HELIX 17 17 GLU B 50 GLN B 54 5 5 HELIX 18 18 SER B 55 LYS B 71 1 17 HELIX 19 19 SER B 84 TYR B 98 1 15 HELIX 20 20 SER B 114 ASP B 130 1 17 HELIX 21 21 LEU B 149 THR B 157 1 9 HELIX 22 22 ASP B 170 HIS B 181 1 12 HELIX 23 23 TYR B 190 PHE B 194 5 5 HELIX 24 24 SER B 208 ILE B 212 5 5 HELIX 25 25 ILE B 220 GLU B 226 1 7 HELIX 26 26 ASP B 228 THR B 249 1 22 HELIX 27 27 LEU B 255 MET B 262 1 8 HELIX 28 28 ASP B 278 LYS B 280 5 3 HELIX 29 29 TYR B 281 GLU B 295 1 15 HELIX 30 30 HIS C 1 ARG C 6 5 6 HELIX 31 31 ASP C 23 GLN C 37 1 15 HELIX 32 32 GLU C 50 GLN C 54 5 5 HELIX 33 33 SER C 55 LYS C 71 1 17 HELIX 34 34 SER C 84 TYR C 98 1 15 HELIX 35 35 SER C 114 ASP C 130 1 17 HELIX 36 36 THR C 148 LEU C 158 1 11 HELIX 37 37 ASP C 170 HIS C 181 1 12 HELIX 38 38 TYR C 190 PHE C 194 5 5 HELIX 39 39 SER C 208 ILE C 212 5 5 HELIX 40 40 ILE C 220 GLU C 226 1 7 HELIX 41 41 ASP C 228 THR C 249 1 22 HELIX 42 42 LEU C 255 MET C 262 1 8 HELIX 43 43 ASP C 278 LYS C 280 5 3 HELIX 44 44 TYR C 281 GLU C 295 1 15 HELIX 45 45 HIS D -1 ARG D 6 5 8 HELIX 46 46 ASP D 23 GLN D 37 1 15 HELIX 47 47 GLU D 50 GLN D 54 5 5 HELIX 48 48 SER D 55 LYS D 71 1 17 HELIX 49 49 SER D 84 TYR D 98 1 15 HELIX 50 50 SER D 114 ALA D 129 1 16 HELIX 51 51 THR D 148 LEU D 158 1 11 HELIX 52 52 ASP D 170 HIS D 181 1 12 HELIX 53 53 TYR D 190 PHE D 194 5 5 HELIX 54 54 SER D 208 ILE D 212 5 5 HELIX 55 55 ILE D 220 GLU D 226 1 7 HELIX 56 56 ASP D 228 THR D 249 1 22 HELIX 57 57 LEU D 255 MET D 262 1 8 HELIX 58 58 ASP D 278 LYS D 280 5 3 HELIX 59 59 TYR D 281 GLU D 295 1 15 SHEET 1 AA 6 TYR A 43 VAL A 44 0 SHEET 2 AA 6 ILE A 77 HIS A 79 1 O ILE A 77 N VAL A 44 SHEET 3 AA 6 ALA A 102 VAL A 106 1 O ALA A 102 N ALA A 78 SHEET 4 AA 6 MET A 134 ASN A 138 1 O VAL A 135 N ALA A 105 SHEET 5 AA 6 LEU A 164 GLN A 166 1 O LYS A 165 N ASN A 138 SHEET 6 AA 6 LEU A 186 TYR A 187 1 O TYR A 187 N GLN A 166 SHEET 1 BA 6 TYR B 43 VAL B 44 0 SHEET 2 BA 6 ILE B 77 HIS B 79 1 O ILE B 77 N VAL B 44 SHEET 3 BA 6 ALA B 102 SER B 104 1 O ALA B 102 N ALA B 78 SHEET 4 BA 6 MET B 134 ASN B 138 1 N VAL B 135 O VAL B 103 SHEET 5 BA 6 LEU B 164 GLN B 166 1 O LYS B 165 N ASN B 138 SHEET 6 BA 6 LEU B 186 TYR B 187 1 O TYR B 187 N GLN B 166 SHEET 1 CA 6 TYR C 43 VAL C 44 0 SHEET 2 CA 6 ILE C 77 HIS C 79 1 O ILE C 77 N VAL C 44 SHEET 3 CA 6 ALA C 102 ALA C 105 1 O ALA C 102 N ALA C 78 SHEET 4 CA 6 MET C 134 ASN C 138 1 O VAL C 135 N ALA C 105 SHEET 5 CA 6 LEU C 164 GLN C 166 1 O LYS C 165 N ASN C 138 SHEET 6 CA 6 LEU C 186 TYR C 187 1 O TYR C 187 N GLN C 166 SHEET 1 DA 4 TYR D 43 VAL D 44 0 SHEET 2 DA 4 ILE D 77 HIS D 79 1 O ILE D 77 N VAL D 44 SHEET 3 DA 4 ALA D 102 SER D 104 1 O ALA D 102 N ALA D 78 SHEET 4 DA 4 MET D 134 VAL D 135 1 N VAL D 135 O VAL D 103 SHEET 1 DB 2 LEU D 164 LYS D 165 0 SHEET 2 DB 2 LEU D 186 TYR D 187 1 N TYR D 187 O LEU D 164 CISPEP 1 LYS A 272 PRO A 273 0 11.66 CISPEP 2 LYS B 272 PRO B 273 0 20.03 CISPEP 3 LYS C 272 PRO C 273 0 15.38 CISPEP 4 LYS D 272 PRO D 273 0 13.79 SITE 1 AC1 4 SER A 47 THR A 48 TYR A 137 LYS A 165 SITE 1 AC2 5 TYR B 43 GLY B 46 SER B 47 THR B 48 SITE 2 AC2 5 LYS B 165 SITE 1 AC3 4 TYR C 43 SER C 47 THR C 48 LYS C 165 SITE 1 AC4 3 SER D 47 THR D 48 LYS D 165 CRYST1 54.630 142.770 84.487 90.00 108.99 90.00 P 1 21 1 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 0.018305 0.000000 0.006299 0.00000 SCALE2 0.000000 0.007004 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012517 0.00000