1L7L - Header Asymmetric Unit

HEADER SUGAR BINDING PROTEIN 15-MAR-02 1L7L

TITLE CRYSTAL STRUCTURE OF PSEUDOMONAS AERUGINOSA LECTIN 1 TITLE 2 DETERMINED BY SINGLE WAVELENGTH ANOMALOUS SCATTERING TITLE 3 PHASING METHOD

COMPND MOL_ID: 1; COMPND 2 MOLECULE: PA-I GALACTOPHILIC LECTIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PA-IL, GALACTOSE-BINDING LECTIN, LECTIN 1

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS AERUGINOSA; SOURCE 3 ORGANISM_TAXID: 287

KEYWDS PSEUDOMONAS AERUGINOSA, LECTIN, AGGLUTININ, SINGLE KEYWDS 2 WAVELENGTH ANOMALOUS SCATTERING PHASING, STRUCTURAL KEYWDS 3 GENOMICS, PSI, PROTEIN STRUCTURE INITIATIVE, SOUTHEAST KEYWDS 4 COLLABORATORY FOR STRUCTURAL GENOMICS, SECSG, SUGAR BINDING KEYWDS 5 PROTEIN

EXPDTA X-RAY DIFFRACTION

AUTHOR Z.J.LIU,W.TEMPEL,D.LIN,K.KARAVEG,R.J.DOYLE,J.P.ROSE, AUTHOR 2 B.C.WANG,SOUTHEAST COLLABORATORY FOR STRUCTURAL GENOMICS AUTHOR 3 (SECSG)

REVDAT 3 24-FEB-09 1L7L 1 VERSN REVDAT 2 01-FEB-05 1L7L 1 AUTHOR KEYWDS REMARK REVDAT 1 11-DEC-02 1L7L 0

JRNL AUTH Z.J.LIU,W.TEMPEL,D.LIN,K.KARAVEG,R.J.DOYLE, JRNL AUTH 2 J.P.ROSE,B.C.WANG JRNL TITL STRUCTURE DETERMINATION OF P. AERUGINOSA LECTIN-1 JRNL TITL 2 USING SINGLE WAVELENGTH ANOMALOUS SCATTERING DATA JRNL TITL 3 FROM NATIVE CRYSTALS (P028) JRNL REF AM.CRYST.ASSOC.,ABSTR. V. 29 98 2002 JRNL REF 2 PAPERS (ANNUAL MEETING) JRNL REFN ISSN 0569-4221

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 14.60 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 97.3 REMARK 3 NUMBER OF REFLECTIONS : 29435 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) : 0.193 REMARK 3 R VALUE (WORKING SET) : 0.192 REMARK 3 FREE R VALUE : 0.200 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1535 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) : 1.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.54 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2025 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.1840 REMARK 3 BIN FREE R VALUE SET COUNT : 124 REMARK 3 BIN FREE R VALUE : 0.2070 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 897 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 107 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 13.44 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.14000 REMARK 3 B22 (A**2) : -0.19000 REMARK 3 B33 (A**2) : -0.94000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.059 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.057 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.031 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.793 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.947 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.947 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 920 ; 0.011 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 788 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1257 ; 1.301 ; 1.916 REMARK 3 BOND ANGLES OTHERS (DEGREES): 1840 ; 0.722 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 120 ; 5.971 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 135 ; 0.082 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1066 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 176 ; 0.004 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 145 ; 0.200 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 874 ; 0.252 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 514 ; 0.083 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 58 ; 0.092 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 3 ; 0.062 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 5 ; 0.152 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 33 ; 0.327 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 8 ; 0.129 ; 0.200 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): 594 ; 0.737 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 950 ; 1.316 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 326 ; 2.169 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 307 ; 3.352 ; 4.500 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 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH 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 REMARK 3 RIDING POSITIONS

REMARK 4 REMARK 4 1L7L COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-MAR-02. REMARK 100 THE RCSB ID CODE IS RCSB015715.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-SEP-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 17-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MAR REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31619 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : 7.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.02600 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 61.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.55 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.3 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.14000 REMARK 200 R SYM FOR SHELL (I) : 0.14000 REMARK 200 <I/SIGMA(I)> FOR SHELL : 10.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAS REMARK 200 SOFTWARE USED: SHELXM, ISAS, RESOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 67.76 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.82 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, PH 7.0, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 20.12950 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 36.17550 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 66.94300 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 20.12950 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 36.17550 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 66.94300 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 20.12950 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 36.17550 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 66.94300 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 20.12950 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 36.17550 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 66.94300 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 300 REMARK: THE ACTIVE TETRAMER IS GENERATED BY APPLYING THE REMARK 300 FOLLOWING TRANSFORMATIONS TO DEPOSITED COORDINATES: -X,1-Y,Z; - REMARK 300 X,Y,-Z; X,1-Y,-Z

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 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 72.35100 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 350 BIOMT1 4 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 72.35100 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 0.00000

REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ASN A 71 CB CG OD1 ND2

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 ASN A 78 -133.34 57.01 REMARK 500 REMARK 500 REMARK: NULL

REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 201 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 100 OD2 REMARK 620 2 THR A 104 O 90.0 REMARK 620 3 ASN A 108 OD1 76.0 94.2 REMARK 620 4 ASN A 107 OD1 149.3 76.5 77.7 REMARK 620 5 TYR A 36 O 108.0 157.7 78.1 81.4 REMARK 620 N 1 2 3 4

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 201

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: PAE-LECTIN1 RELATED DB: TARGETDB

DBREF 1L7L A 1 121 UNP Q05097 PA1L_PSEAE 1 121

SEQRES 1 A 121 ALA TRP LYS GLY GLU VAL LEU ALA ASN ASN GLU ALA GLY SEQRES 2 A 121 GLN VAL THR SER ILE ILE TYR ASN PRO GLY ASP VAL ILE SEQRES 3 A 121 THR ILE VAL ALA ALA GLY TRP ALA SER TYR GLY PRO THR SEQRES 4 A 121 GLN LYS TRP GLY PRO GLN GLY ASP ARG GLU HIS PRO ASP SEQRES 5 A 121 GLN GLY LEU ILE CYS HIS ASP ALA PHE CYS GLY ALA LEU SEQRES 6 A 121 VAL MET LYS ILE GLY ASN SER GLY THR ILE PRO VAL ASN SEQRES 7 A 121 THR GLY LEU PHE ARG TRP VAL ALA PRO ASN ASN VAL GLN SEQRES 8 A 121 GLY ALA ILE THR LEU ILE TYR ASN ASP VAL PRO GLY THR SEQRES 9 A 121 TYR GLY ASN ASN SER GLY SER PHE SER VAL ASN ILE GLY SEQRES 10 A 121 LYS ASP GLN SER

HET CA A 201 1

HETNAM CA CALCIUM ION

FORMUL 2 CA CA 2+ FORMUL 3 HOH *107(H2 O)

HELIX 1 1 THR A 104 ASN A 108 5 5

SHEET 1 A 4 TRP A 2 LEU A 7 0 SHEET 2 A 4 SER A 109 LYS A 118 -1 O ILE A 116 N TRP A 2 SHEET 3 A 4 ILE A 26 SER A 35 -1 N SER A 35 O SER A 109 SHEET 4 A 4 GLY A 80 TRP A 84 -1 O TRP A 84 N ILE A 26 SHEET 1 B 4 GLN A 14 TYR A 20 0 SHEET 2 B 4 GLY A 92 TYR A 98 -1 O LEU A 96 N GLN A 14 SHEET 3 B 4 LEU A 65 ILE A 69 -1 N VAL A 66 O ILE A 97 SHEET 4 B 4 ILE A 75 PRO A 76 -1 O ILE A 75 N MET A 67

LINK CA CA A 201 OD2 ASP A 100 1555 1555 2.48 LINK CA CA A 201 O THR A 104 1555 1555 2.32 LINK CA CA A 201 OD1 ASN A 108 1555 1555 2.39 LINK CA CA A 201 OD1 ASN A 107 1555 1555 2.49 LINK CA CA A 201 O TYR A 36 1555 1555 2.41

SITE 1 AC1 5 TYR A 36 ASP A 100 THR A 104 ASN A 107 SITE 2 AC1 5 ASN A 108

CRYST1 40.259 72.351 133.886 90.00 90.00 90.00 I 2 2 2 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 0.024839 0.000000 0.000000 0.00000

SCALE2 0.000000 0.013822 0.000000 0.00000

SCALE3 0.000000 0.000000 0.007469 0.00000