HEADER HYDROLASE 16-JAN-98 1XEK TITLE THE CRYSTAL STRUCTURES OF LYSOZYME AT VERY LOW LEVELS OF HYDRATION COMPND MOL_ID: 1; COMPND 2 MOLECULE: LYSOZYME; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HEN (GALLUS GALLUS) EGG-WHITE LYSOZYME, MUCOPEPTIDE, N- COMPND 5 ACETYLMURAMYL HYDROLASE; COMPND 6 EC: 3.2.1.17 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 3 ORGANISM_COMMON: CHICKEN; SOURCE 4 ORGANISM_TAXID: 9031; SOURCE 5 CELL: EGG; SOURCE 6 CELLULAR_LOCATION: CYTOPLASM (WHITE) KEYWDS HYDROLASE, O-GLYCOSYL, ENZYME MONOCLINIC 5% R.H. FORM EXPDTA X-RAY DIFFRACTION AUTHOR H.G.NAGENDRA,N.SUKUMAR,M.VIJAYAN REVDAT 5 30-OCT-24 1XEK 1 REMARK REVDAT 4 03-APR-24 1XEK 1 REMARK REVDAT 3 26-OCT-16 1XEK 1 REMARK VERSN REVDAT 2 24-FEB-09 1XEK 1 VERSN REVDAT 1 29-APR-98 1XEK 0 JRNL AUTH H.G.NAGENDRA,N.SUKUMAR,M.VIJAYAN JRNL TITL ROLE OF WATER IN PLASTICITY, STABILITY, AND ACTION OF JRNL TITL 2 PROTEINS: THE CRYSTAL STRUCTURES OF LYSOZYME AT VERY LOW JRNL TITL 3 LEVELS OF HYDRATION. JRNL REF PROTEINS V. 32 229 1998 JRNL REFN ISSN 0887-3585 JRNL PMID 9714162 JRNL DOI 10.1002/(SICI)1097-0134(19980801)32:2<229::AID-PROT9>3.0.CO; JRNL DOI 2 2-F REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH H.G.NAGENDRA,C.SUDARSANAKUMAR,M.VIJAYAN REMARK 1 TITL CHARACTERIZATION OF LYSOZYME CRYSTALS WITH UNUSUALLY LOW REMARK 1 TITL 2 SOLVENT CONTENT REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 51 390 1995 REMARK 1 REFN ISSN 0907-4449 REMARK 1 REFERENCE 2 REMARK 1 AUTH MADHUSUDAN,R.KODANDAPANI,M.VIJAYAN REMARK 1 TITL PROTEIN HYDRATION AND WATER STRUCTURE: X-RAY ANALYSIS OF A REMARK 1 TITL 2 CLOSELY PACKED PROTEIN CRYSTAL WITH VERY LOW SOLVENT CONTENT REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 49 234 1993 REMARK 1 REFN ISSN 0907-4449 REMARK 1 REFERENCE 3 REMARK 1 AUTH A.C.M.YOUNG,J.C.DEWAN,C.NAVE,R.F.TILTON REMARK 1 TITL COMPARISON OF RADIATION INDUCED DECAY AND STRUCTURE REMARK 1 TITL 2 REFINEMENT FROM X-RAY DATA COLLECTED FROM LYSOZYME CRYSTALS REMARK 1 TITL 3 AT LOW AND AMBIENT TEMPERATURES REMARK 1 REF J.APPL.CRYSTALLOGR. V. 26 309 1993 REMARK 1 REFN ISSN 0021-8898 REMARK 1 REFERENCE 4 REMARK 1 AUTH R.KODANDAPANI,C.G.SURESH,M.VIJAYAN REMARK 1 TITL CRYSTAL STRUCTURE OF LOW HUMIDITY TETRAGONAL LYSOZYME AT REMARK 1 TITL 2 2.1-A RESOLUTION. VARIABILITY IN HYDRATION SHELL AND ITS REMARK 1 TITL 3 STRUCTURAL CONSEQUENCES REMARK 1 REF J.BIOL.CHEM. V. 265 16126 1990 REMARK 1 REFN ISSN 0021-9258 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 4.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 73.3 REMARK 3 NUMBER OF REFLECTIONS : 2705 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : A POSTERIORI REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.197 REMARK 3 FREE R VALUE : 0.304 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1001 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 46 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.12 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.012 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.047 ; 0.040 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.048 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.012 ; 0.020 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.125 ; 0.120 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.239 ; 0.500 REMARK 3 MULTIPLE TORSION (A) : 0.370 ; 0.500 REMARK 3 H-BOND (X...Y) (A) : 0.287 ; 0.500 REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 2.500 ; 5.000 REMARK 3 STAGGERED (DEGREES) : 26.300; 20.000 REMARK 3 TRANSVERSE (DEGREES) : 28.100; 20.000 REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.103 ; 1.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.910 ; 1.500 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.900 ; 1.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 4.700 ; 1.500 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: X-PLOR WAS ALSO USED. REMARK 4 REMARK 4 1XEK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000177253. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-DEC-93 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XENGEN REMARK 200 DATA SCALING SOFTWARE : XENGEN REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 3175 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 10.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 86.0 REMARK 200 DATA REDUNDANCY : 1.870 REMARK 200 R MERGE (I) : 0.04100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 29.5500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.27 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.36 REMARK 200 COMPLETENESS FOR SHELL (%) : 32.4 REMARK 200 DATA REDUNDANCY IN SHELL : 1.13 REMARK 200 R MERGE FOR SHELL (I) : 0.24700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.146 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: 88% LOW HUMIDITY STRUCTURE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 11.08 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.38 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 4.6 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 27.36450 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: MONOMERIC 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 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 ALA A 42 CB REMARK 480 VAL A 99 CG1 CG2 REMARK 480 SER A 100 CB OG REMARK 480 MET A 105 CB CG SD CE 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 SD MET A 105 CB TRP A 111 2.12 REMARK 500 CG MET A 105 CE3 TRP A 108 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 VAL A 99 CB VAL A 99 CG1 -0.135 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 5 NE - CZ - NH1 ANGL. DEV. = 4.5 DEGREES REMARK 500 ARG A 5 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 GLU A 7 CA - CB - CG ANGL. DEV. = 17.4 DEGREES REMARK 500 TYR A 23 CB - CA - C ANGL. DEV. = 15.7 DEGREES REMARK 500 TYR A 23 CA - CB - CG ANGL. DEV. = 13.8 DEGREES REMARK 500 ARG A 61 CD - NE - CZ ANGL. DEV. = -8.5 DEGREES REMARK 500 ARG A 61 NE - CZ - NH2 ANGL. DEV. = -4.6 DEGREES REMARK 500 CYS A 64 CA - CB - SG ANGL. DEV. = 7.4 DEGREES REMARK 500 ARG A 68 NE - CZ - NH2 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 73 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 ARG A 73 NE - CZ - NH2 ANGL. DEV. = -5.3 DEGREES REMARK 500 CYS A 76 CA - CB - SG ANGL. DEV. = 10.2 DEGREES REMARK 500 MET A 105 CG - SD - CE ANGL. DEV. = 11.5 DEGREES REMARK 500 ARG A 112 CD - NE - CZ ANGL. DEV. = 9.4 DEGREES REMARK 500 ARG A 114 CD - NE - CZ ANGL. DEV. = 9.8 DEGREES REMARK 500 ARG A 114 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ASP A 119 N - CA - CB ANGL. DEV. = 11.2 DEGREES REMARK 500 VAL A 120 C - N - CA ANGL. DEV. = 15.7 DEGREES REMARK 500 ARG A 125 CD - NE - CZ ANGL. DEV. = 9.2 DEGREES REMARK 500 ARG A 125 NE - CZ - NH1 ANGL. DEV. = 4.5 DEGREES 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 PHE A 3 -139.69 -82.28 REMARK 500 ARG A 14 35.46 -82.34 REMARK 500 HIS A 15 -7.03 -141.89 REMARK 500 ASP A 18 76.78 -64.52 REMARK 500 ASN A 19 67.79 79.12 REMARK 500 TYR A 23 92.83 -163.53 REMARK 500 SER A 24 161.82 -23.41 REMARK 500 SER A 36 -16.71 -144.43 REMARK 500 GLN A 41 32.55 -91.39 REMARK 500 ASP A 66 -3.47 -146.66 REMARK 500 ARG A 68 94.24 93.64 REMARK 500 THR A 69 79.01 170.04 REMARK 500 PRO A 70 48.77 -36.82 REMARK 500 ASN A 74 51.30 24.88 REMARK 500 LEU A 75 -2.22 -49.89 REMARK 500 SER A 86 -8.22 -42.48 REMARK 500 LYS A 97 -84.75 -81.90 REMARK 500 ILE A 98 -76.77 -6.01 REMARK 500 VAL A 99 -77.98 -46.23 REMARK 500 SER A 100 -20.16 -33.73 REMARK 500 ASN A 103 -88.89 -12.58 REMARK 500 ASN A 106 53.99 -33.11 REMARK 500 ALA A 107 -4.87 -157.78 REMARK 500 ARG A 112 -83.36 -49.91 REMARK 500 ARG A 114 -57.06 -173.04 REMARK 500 CYS A 115 40.12 -108.54 REMARK 500 THR A 118 67.55 -63.43 REMARK 500 ASP A 119 84.20 21.25 REMARK 500 VAL A 120 -63.58 -13.17 REMARK 500 GLN A 121 -86.33 -31.41 REMARK 500 ALA A 122 -70.55 12.78 REMARK 500 CYS A 127 -179.78 -59.43 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: ACTIVE SITE DBREF 1XEK A 1 129 UNP P00698 LYSC_CHICK 19 147 SEQRES 1 A 129 LYS VAL PHE GLY ARG CYS GLU LEU ALA ALA ALA MET LYS SEQRES 2 A 129 ARG HIS GLY LEU ASP ASN TYR ARG GLY TYR SER LEU GLY SEQRES 3 A 129 ASN TRP VAL CYS ALA ALA LYS PHE GLU SER ASN PHE ASN SEQRES 4 A 129 THR GLN ALA THR ASN ARG ASN THR ASP GLY SER THR ASP SEQRES 5 A 129 TYR GLY ILE LEU GLN ILE ASN SER ARG TRP TRP CYS ASN SEQRES 6 A 129 ASP GLY ARG THR PRO GLY SER ARG ASN LEU CYS ASN ILE SEQRES 7 A 129 PRO CYS SER ALA LEU LEU SER SER ASP ILE THR ALA SER SEQRES 8 A 129 VAL ASN CYS ALA LYS LYS ILE VAL SER ASP GLY ASN GLY SEQRES 9 A 129 MET ASN ALA TRP VAL ALA TRP ARG ASN ARG CYS LYS GLY SEQRES 10 A 129 THR ASP VAL GLN ALA TRP ILE ARG GLY CYS ARG LEU FORMUL 2 HOH *46(H2 O) HELIX 1 1 ARG A 5 HIS A 15 1 11 HELIX 2 2 LEU A 25 SER A 36 1 12 HELIX 3 3 CYS A 80 LEU A 84 5 5 HELIX 4 4 ILE A 88 ASP A 101 1 14 HELIX 5 5 VAL A 109 CYS A 115 1 7 HELIX 6 6 VAL A 120 ILE A 124 5 5 SHEET 1 A 2 LYS A 1 PHE A 3 0 SHEET 2 A 2 PHE A 38 THR A 40 -1 N THR A 40 O LYS A 1 SHEET 1 B 3 ALA A 42 ASN A 46 0 SHEET 2 B 3 SER A 50 GLY A 54 -1 O SER A 50 N ASN A 46 SHEET 3 B 3 GLN A 57 SER A 60 -1 O ILE A 58 N TYR A 53 SSBOND 1 CYS A 6 CYS A 127 1555 1555 2.03 SSBOND 2 CYS A 30 CYS A 115 1555 1555 2.02 SSBOND 3 CYS A 64 CYS A 80 1555 1555 2.05 SSBOND 4 CYS A 76 CYS A 94 1555 1555 2.03 SITE 1 CAT 16 PHE A 34 GLU A 35 ASN A 37 ASN A 44 SITE 2 CAT 16 ASN A 46 ASP A 52 GLN A 57 ASN A 59 SITE 3 CAT 16 TRP A 62 TRP A 63 ASP A 101 ASN A 103 SITE 4 CAT 16 ALA A 107 TRP A 108 VAL A 109 ARG A 114 CRYST1 25.318 54.729 30.681 90.00 111.15 90.00 P 1 21 1 2 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 0.039498 0.000000 0.015280 0.00000 SCALE2 0.000000 0.018272 0.000000 0.00000 SCALE3 0.000000 0.000000 0.034948 0.00000