1NRJ - Header Asymmetric Unit

HEADER PROTEIN TRANSPORT 24-JAN-03 1NRJ

TITLE SIGNAL RECOGNITION PARTICLE RECEPTOR BETA-SUBUNIT IN TITLE 2 COMPLEX WITH THE SRX DOMAIN FROM THE ALPHA-SUBUNIT

COMPND MOL_ID: 1; COMPND 2 MOLECULE: SIGNAL RECOGNITION PARTICLE RECEPTOR ALPHA COMPND 3 SUBUNIT HOMOLOG; COMPND 4 CHAIN: A; COMPND 5 FRAGMENT: RESIDUES 1-158; COMPND 6 SYNONYM: SR-ALPHA, DOCKING PROTEIN ALPHA, DP-ALPHA; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: SIGNAL RECOGNITION PARTICLE RECEPTOR BETA COMPND 10 SUBUNIT; COMPND 11 CHAIN: B; COMPND 12 FRAGMENT: RESIDUES 31-244; COMPND 13 SYNONYM: SR-BETA; COMPND 14 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE; SOURCE 3 ORGANISM_COMMON: BAKER'S YEAST; SOURCE 4 ORGANISM_TAXID: 4932; SOURCE 5 GENE: SRP101; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET21A; SOURCE 11 MOL_ID: 2; SOURCE 12 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE; SOURCE 13 ORGANISM_COMMON: BAKER'S YEAST; SOURCE 14 ORGANISM_TAXID: 4932; SOURCE 15 GENE: SRP102; SOURCE 16 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 17 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 18 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 20 EXPRESSION_SYSTEM_PLASMID: PET28A

KEYWDS SIGNAL RECOGNITION PARTICLE, TRANSMEMBRANE, RECEPTOR, KEYWDS 2 ENDOPLASMIC RETICULUM, GTP-BINDING, GTPASE-EFFECTOR COMPLEX, KEYWDS 3 PROTEIN TRANSPORT

EXPDTA X-RAY DIFFRACTION

AUTHOR T.SCHWARTZ

REVDAT 2 24-FEB-09 1NRJ 1 VERSN REVDAT 1 25-MAR-03 1NRJ 0

JRNL AUTH T.SCHWARTZ,G.BLOBEL JRNL TITL STRUCTURAL BASIS FOR THE FUNCTION OF THE BETA JRNL TITL 2 SUBUNIT OF THE EUKARYOTIC SIGNAL RECOGNITION JRNL TITL 3 PARTICLE RECEPTOR JRNL REF CELL(CAMBRIDGE,MASS.) V. 112 793 2003 JRNL REFN ISSN 0092-8674 JRNL PMID 12654246 JRNL DOI 10.1016/S0092-8674(03)00161-2

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.19 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) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.63 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 49631 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) : 0.196 REMARK 3 R VALUE (WORKING SET) : 0.194 REMARK 3 FREE R VALUE : 0.229 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2623 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) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.74 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3601 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2880 REMARK 3 BIN FREE R VALUE SET COUNT : 201 REMARK 3 BIN FREE R VALUE : 0.2840 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2673 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 38 REMARK 3 SOLVENT ATOMS : 435 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 36.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.92000 REMARK 3 B22 (A**2) : 0.36000 REMARK 3 B33 (A**2) : -1.28000 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): 0.099 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.100 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.067 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.963 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.957 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.945 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2764 ; 0.026 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 2504 ; 0.004 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3757 ; 1.951 ; 1.978 REMARK 3 BOND ANGLES OTHERS (DEGREES): 5885 ; 1.464 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 333 ; 5.938 ; 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): 446 ; 0.147 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2985 ; 0.010 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 527 ; 0.008 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 496 ; 0.224 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 2611 ; 0.235 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 1432 ; 0.084 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 239 ; 0.188 ; 0.200 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): 11 ; 0.206 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 29 ; 0.258 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 19 ; 0.278 ; 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): 1687 ; 1.435 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2737 ; 2.066 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1077 ; 2.998 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1006 ; 4.251 ; 4.500 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 34 ; 3.519 ; 2.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 1 ; 5.779 ; 2.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 32 ; 5.821 ; 2.000 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 : 7 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 3 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 36 B 154 REMARK 3 RESIDUE RANGE : B 212 B 225 REMARK 3 RESIDUE RANGE : B 234 B 244 REMARK 3 ORIGIN FOR THE GROUP (A): 11.8842 35.7159 22.1583 REMARK 3 T TENSOR REMARK 3 T11: 0.0159 T22: 0.0823 REMARK 3 T33: 0.0923 T12: 0.0274 REMARK 3 T13: 0.0021 T23: -0.0369 REMARK 3 L TENSOR REMARK 3 L11: 2.3442 L22: 1.8254 REMARK 3 L33: 2.4152 L12: 0.6862 REMARK 3 L13: -0.0517 L23: -0.2203 REMARK 3 S TENSOR REMARK 3 S11: -0.0152 S12: 0.0237 S13: 0.0092 REMARK 3 S21: -0.0402 S22: 0.0741 S23: 0.1383 REMARK 3 S31: -0.0645 S32: -0.0939 S33: -0.0589 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 162 B 187 REMARK 3 ORIGIN FOR THE GROUP (A): 9.9911 31.5566 39.9376 REMARK 3 T TENSOR REMARK 3 T11: 0.1298 T22: 0.2686 REMARK 3 T33: 0.0850 T12: -0.0079 REMARK 3 T13: -0.0345 T23: 0.0090 REMARK 3 L TENSOR REMARK 3 L11: 7.6480 L22: 2.8790 REMARK 3 L33: 3.8505 L12: -0.1904 REMARK 3 L13: -3.7621 L23: 0.2357 REMARK 3 S TENSOR REMARK 3 S11: 0.0881 S12: -0.5206 S13: 0.0960 REMARK 3 S21: 0.3407 S22: -0.0452 S23: 0.1864 REMARK 3 S31: 0.0548 S32: -0.1565 S33: -0.0430 REMARK 3 REMARK 3 TLS GROUP : 3 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 155 B 161 REMARK 3 ORIGIN FOR THE GROUP (A): 30.4476 37.1710 31.5691 REMARK 3 T TENSOR REMARK 3 T11: 0.0043 T22: 0.2279 REMARK 3 T33: 0.1521 T12: -0.0240 REMARK 3 T13: -0.0084 T23: -0.0672 REMARK 3 L TENSOR REMARK 3 L11: 7.0007 L22: 1.9224 REMARK 3 L33: 12.6723 L12: -5.5359 REMARK 3 L13: 4.2636 L23: 0.2805 REMARK 3 S TENSOR REMARK 3 S11: -0.0851 S12: -0.2263 S13: 0.1441 REMARK 3 S21: 0.0993 S22: 0.2877 S23: -0.5279 REMARK 3 S31: -0.1933 S32: 0.7131 S33: -0.2025 REMARK 3 REMARK 3 TLS GROUP : 4 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 226 B 233 REMARK 3 ORIGIN FOR THE GROUP (A): 29.1956 35.7669 20.1442 REMARK 3 T TENSOR REMARK 3 T11: 0.0325 T22: 0.1865 REMARK 3 T33: 0.1160 T12: -0.0110 REMARK 3 T13: 0.0100 T23: -0.0375 REMARK 3 L TENSOR REMARK 3 L11: 14.4245 L22: 10.1868 REMARK 3 L33: 6.2038 L12: 8.4673 REMARK 3 L13: -3.3768 L23: 3.8458 REMARK 3 S TENSOR REMARK 3 S11: -0.2437 S12: 0.4453 S13: -0.0068 REMARK 3 S21: -0.7054 S22: 0.2549 S23: -0.5132 REMARK 3 S31: -0.0790 S32: 0.1619 S33: -0.0112 REMARK 3 REMARK 3 TLS GROUP : 5 REMARK 3 NUMBER OF COMPONENTS GROUP : 2 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 2 A 94 REMARK 3 RESIDUE RANGE : A 128 A 152 REMARK 3 ORIGIN FOR THE GROUP (A): 18.9111 60.4697 17.8552 REMARK 3 T TENSOR REMARK 3 T11: 0.3152 T22: 0.1978 REMARK 3 T33: 0.2445 T12: -0.0440 REMARK 3 T13: 0.0198 T23: 0.0490 REMARK 3 L TENSOR REMARK 3 L11: 0.4019 L22: 2.8675 REMARK 3 L33: 1.4227 L12: 0.1809 REMARK 3 L13: 0.0533 L23: 1.7105 REMARK 3 S TENSOR REMARK 3 S11: -0.0523 S12: 0.1292 S13: 0.1497 REMARK 3 S21: -0.1318 S22: 0.0896 S23: -0.0558 REMARK 3 S31: -0.3127 S32: 0.1821 S33: -0.0373 REMARK 3 REMARK 3 TLS GROUP : 6 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 95 A 116 REMARK 3 ORIGIN FOR THE GROUP (A): 22.1910 72.6760 15.9620 REMARK 3 T TENSOR REMARK 3 T11: 0.4263 T22: 0.2252 REMARK 3 T33: 0.3235 T12: -0.1132 REMARK 3 T13: 0.0220 T23: 0.0608 REMARK 3 L TENSOR REMARK 3 L11: 0.3263 L22: 5.3884 REMARK 3 L33: 3.2005 L12: 0.0510 REMARK 3 L13: 0.4865 L23: 4.7304 REMARK 3 S TENSOR REMARK 3 S11: -0.0871 S12: 0.1857 S13: 0.1989 REMARK 3 S21: -0.2585 S22: 0.0885 S23: -0.1732 REMARK 3 S31: -0.0398 S32: 0.1792 S33: -0.0014 REMARK 3 REMARK 3 TLS GROUP : 7 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 117 A 127 REMARK 3 ORIGIN FOR THE GROUP (A): 16.3685 56.6414 1.9633 REMARK 3 T TENSOR REMARK 3 T11: 0.4650 T22: 0.3126 REMARK 3 T33: 0.2692 T12: -0.0427 REMARK 3 T13: -0.0382 T23: 0.0698 REMARK 3 L TENSOR REMARK 3 L11: -0.7404 L22: 4.2422 REMARK 3 L33: 1.0576 L12: -1.0566 REMARK 3 L13: 0.5205 L23: 2.5657 REMARK 3 S TENSOR REMARK 3 S11: -0.0039 S12: 0.4300 S13: -0.0932 REMARK 3 S21: -0.2352 S22: -0.1299 S23: -0.0336 REMARK 3 S31: -0.5462 S32: -0.2155 S33: 0.1338 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 1NRJ COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-JAN-03. REMARK 100 THE RCSB ID CODE IS RCSB018144.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-JUL-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X9A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.300 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 : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 62208 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 29.630 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SHAKE-N-BAKE, SHARP, DM REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.69 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.68 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 40% (W/V) PEG 3350, 15% (V/V) REMARK 280 ETHYLENE GLYCOL, 0.1M AMMONIUM CHLORIDE, 0.1M SODIUM ACETATE, REMARK 280 PH 5.5, MICROBATCH UNDER OIL, TEMPERATURE 298K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 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+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 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 39.10000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 61.85000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 39.10000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 61.85000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA.

REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3340 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16450 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -23.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000

REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 SER A 65 REMARK 465 GLU A 66 REMARK 465 HIS A 67 REMARK 465 LYS A 68 REMARK 465 ASN A 69 REMARK 465 SER A 70 REMARK 465 PRO A 71 REMARK 465 SER A 72 REMARK 465 ARG A 156 REMARK 465 ILE A 157 REMARK 465 LYS A 158 REMARK 465 GLY B 27 REMARK 465 SER B 28 REMARK 465 HIS B 29 REMARK 465 MET B 30 REMARK 465 GLY B 31 REMARK 465 ILE B 32 REMARK 465 LYS B 33 REMARK 465 GLN B 34 REMARK 465 LYS B 35 REMARK 465 VAL B 189 REMARK 465 GLU B 190 REMARK 465 ARG B 191 REMARK 465 LYS B 192 REMARK 465 ILE B 193 REMARK 465 ASN B 194 REMARK 465 GLU B 195 REMARK 465 GLU B 196 REMARK 465 ASP B 197 REMARK 465 TYR B 198 REMARK 465 ALA B 199 REMARK 465 GLU B 200 REMARK 465 ASN B 201 REMARK 465 THR B 202 REMARK 465 GLN B 207 REMARK 465 SER B 208 REMARK 465 THR B 209 REMARK 465 ASP B 210

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 LEU A 15 CB CG REMARK 470 LEU A 21 CD1 CD2 REMARK 470 LYS A 23 CD CE NZ REMARK 470 LYS A 45 CG CD CE NZ REMARK 470 LYS A 124 CG CD CE NZ REMARK 470 GLU A 145 CD OE1 OE2 REMARK 470 ASP A 146 CG OD1 OD2 REMARK 470 LYS A 149 CG CD CE NZ REMARK 470 LYS A 150 CG CD CE NZ REMARK 470 GLN A 153 CD OE1 NE2 REMARK 470 LYS B 93 CD CE NZ REMARK 470 LYS B 123 CE NZ REMARK 470 GLU B 180 CD OE1 OE2 REMARK 470 LYS B 183 CD CE NZ REMARK 470 LYS B 184 CD CE NZ REMARK 470 GLU B 188 CG CD OE1 OE2 REMARK 470 ASP B 204 CG OD1 OD2

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 ASP B 77 CB ASP B 77 CG 0.156 REMARK 500 ASP B 100 CB ASP B 100 CG 0.135 REMARK 500 SER B 118 CB SER B 118 OG 0.087 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 ASP B 77 CB - CG - OD1 ANGL. DEV. = 7.6 DEGREES REMARK 500 ASP B 100 CB - CG - OD1 ANGL. DEV. = 7.7 DEGREES REMARK 500 ARG B 162 NE - CZ - NH1 ANGL. DEV. = 4.3 DEGREES REMARK 500 ARG B 162 NE - CZ - NH2 ANGL. DEV. = -3.0 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 ASP A 3 -73.95 -102.82 REMARK 500 ALA A 92 -148.44 -85.50 REMARK 500 TYR A 154 48.26 -108.70 REMARK 500 LYS B 155 31.28 76.28 REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 236 DISTANCE = 6.38 ANGSTROMS REMARK 525 HOH A 325 DISTANCE = 5.07 ANGSTROMS REMARK 525 HOH B3231 DISTANCE = 5.76 ANGSTROMS REMARK 525 HOH B3250 DISTANCE = 5.26 ANGSTROMS

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 MG B 1 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR B 52 OG1 REMARK 620 2 SER B 69 OG 88.3 REMARK 620 3 GTP B1001 O2G 177.2 90.4 REMARK 620 4 GTP B1001 O2B 90.9 178.6 90.5 REMARK 620 5 HOH B3003 O 84.4 86.5 93.1 94.5 REMARK 620 6 HOH B3006 O 88.8 88.3 93.6 90.6 171.6 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 2 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LEU B 217 O REMARK 620 2 HOH B3124 O 91.0 REMARK 620 3 ALA B 215 O 100.0 168.7 REMARK 620 4 HOH B3106 O 177.4 87.2 81.7 REMARK 620 5 HOH B3018 O 86.3 94.7 88.9 95.7 REMARK 620 6 HOH B3093 O 90.9 90.8 86.3 87.2 173.9 REMARK 620 N 1 2 3 4 5

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 2 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GTP B 1001 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO B 3001

DBREF 1NRJ A 1 158 UNP P32916 SRPR_YEAST 1 158 DBREF 1NRJ B 31 244 UNP P36057 SRPB_YEAST 31 244

SEQADV 1NRJ GLY B 27 UNP P36057 CLONING ARTIFACT SEQADV 1NRJ SER B 28 UNP P36057 CLONING ARTIFACT SEQADV 1NRJ HIS B 29 UNP P36057 CLONING ARTIFACT SEQADV 1NRJ MET B 30 UNP P36057 CLONING ARTIFACT

SEQRES 1 A 158 MET PHE ASP GLN LEU ALA VAL PHE THR PRO GLN GLY GLN SEQRES 2 A 158 VAL LEU TYR GLN TYR ASN CYS LEU GLY LYS LYS PHE SER SEQRES 3 A 158 GLU ILE GLN ILE ASN SER PHE ILE SER GLN LEU ILE THR SEQRES 4 A 158 SER PRO VAL THR ARG LYS GLU SER VAL ALA ASN ALA ASN SEQRES 5 A 158 THR ASP GLY PHE ASP PHE ASN LEU LEU THR ILE ASN SER SEQRES 6 A 158 GLU HIS LYS ASN SER PRO SER PHE ASN ALA LEU PHE TYR SEQRES 7 A 158 LEU ASN LYS GLN PRO GLU LEU TYR PHE VAL VAL THR PHE SEQRES 8 A 158 ALA GLU GLN THR LEU GLU LEU ASN GLN GLU THR GLN GLN SEQRES 9 A 158 THR LEU ALA LEU VAL LEU LYS LEU TRP ASN SER LEU HIS SEQRES 10 A 158 LEU SER GLU SER ILE LEU LYS ASN ARG GLN GLY GLN ASN SEQRES 11 A 158 GLU LYS ASN LYS HIS ASN TYR VAL ASP ILE LEU GLN GLY SEQRES 12 A 158 ILE GLU ASP ASP LEU LYS LYS PHE GLU GLN TYR PHE ARG SEQRES 13 A 158 ILE LYS SEQRES 1 B 218 GLY SER HIS MET GLY ILE LYS GLN LYS SER TYR GLN PRO SEQRES 2 B 218 SER ILE ILE ILE ALA GLY PRO GLN ASN SER GLY LYS THR SEQRES 3 B 218 SER LEU LEU THR LEU LEU THR THR ASP SER VAL ARG PRO SEQRES 4 B 218 THR VAL VAL SER GLN GLU PRO LEU SER ALA ALA ASP TYR SEQRES 5 B 218 ASP GLY SER GLY VAL THR LEU VAL ASP PHE PRO GLY HIS SEQRES 6 B 218 VAL LYS LEU ARG TYR LYS LEU SER ASP TYR LEU LYS THR SEQRES 7 B 218 ARG ALA LYS PHE VAL LYS GLY LEU ILE PHE MET VAL ASP SEQRES 8 B 218 SER THR VAL ASP PRO LYS LYS LEU THR THR THR ALA GLU SEQRES 9 B 218 PHE LEU VAL ASP ILE LEU SER ILE THR GLU SER SER CYS SEQRES 10 B 218 GLU ASN GLY ILE ASP ILE LEU ILE ALA CYS ASN LYS SER SEQRES 11 B 218 GLU LEU PHE THR ALA ARG PRO PRO SER LYS ILE LYS ASP SEQRES 12 B 218 ALA LEU GLU SER GLU ILE GLN LYS VAL ILE GLU ARG ARG SEQRES 13 B 218 LYS LYS SER LEU ASN GLU VAL GLU ARG LYS ILE ASN GLU SEQRES 14 B 218 GLU ASP TYR ALA GLU ASN THR LEU ASP VAL LEU GLN SER SEQRES 15 B 218 THR ASP GLY PHE LYS PHE ALA ASN LEU GLU ALA SER VAL SEQRES 16 B 218 VAL ALA PHE GLU GLY SER ILE ASN LYS ARG LYS ILE SER SEQRES 17 B 218 GLN TRP ARG GLU TRP ILE ASP GLU LYS LEU

HET MG B 1 1 HET MG B 2 1 HET GTP B1001 32 HET EDO B3001 4

HETNAM MG MAGNESIUM ION HETNAM GTP GUANOSINE-5'-TRIPHOSPHATE HETNAM EDO 1,2-ETHANEDIOL

HETSYN EDO ETHYLENE GLYCOL

FORMUL 3 MG 2(MG 2+) FORMUL 5 GTP C10 H16 N5 O14 P3 FORMUL 6 EDO C2 H6 O2 FORMUL 7 HOH *435(H2 O)

HELIX 1 1 SER A 26 SER A 40 1 15 HELIX 2 2 THR A 43 LYS A 45 5 3 HELIX 3 3 ASN A 50 ASP A 54 5 5 HELIX 4 4 THR A 95 LEU A 116 1 22 HELIX 5 5 HIS A 117 ARG A 126 1 10 HELIX 6 6 ILE A 144 GLN A 153 1 10 HELIX 7 7 GLY B 50 ASP B 61 1 12 HELIX 8 8 ASP B 77 SER B 81 5 5 HELIX 9 9 HIS B 91 LEU B 94 5 4 HELIX 10 10 ARG B 95 ALA B 106 1 12 HELIX 11 12 PRO B 163 GLU B 188 1 26 HELIX 12 13 LYS B 213 LEU B 217 5 5 HELIX 13 14 ILE B 233 LEU B 244 1 12

SHEET 1 A 6 VAL A 14 ASN A 19 0 SHEET 2 A 6 GLN A 4 PHE A 8 -1 N VAL A 7 O TYR A 16 SHEET 3 A 6 LEU A 85 PHE A 91 -1 O TYR A 86 N PHE A 8 SHEET 4 A 6 ASN A 74 ASN A 80 -1 N ASN A 74 O PHE A 91 SHEET 5 A 6 PHE A 58 THR A 62 -1 N LEU A 61 O ALA A 75 SHEET 6 A 6 SER A 47 VAL A 48 -1 N VAL A 48 O PHE A 58 SHEET 1 B 6 LEU B 73 ALA B 75 0 SHEET 2 B 6 THR B 84 ASP B 87 -1 O ASP B 87 N LEU B 73 SHEET 3 B 6 SER B 40 ALA B 44 1 N ILE B 43 O VAL B 86 SHEET 4 B 6 VAL B 109 ASP B 117 1 O ILE B 113 N ILE B 42 SHEET 5 B 6 ILE B 149 ASN B 154 1 O LEU B 150 N PHE B 114 SHEET 6 B 6 VAL B 221 GLU B 225 1 O VAL B 222 N ILE B 151

LINK MG MG B 1 OG1 THR B 52 1555 1555 2.07 LINK MG MG B 1 OG SER B 69 1555 1555 2.16 LINK MG MG B 1 O2G GTP B1001 1555 1555 2.07 LINK MG MG B 1 O2B GTP B1001 1555 1555 2.08 LINK MG MG B 1 O HOH B3003 1555 1555 2.15 LINK MG MG B 1 O HOH B3006 1555 1555 2.13 LINK MG MG B 2 O LEU B 217 1555 1555 2.36 LINK MG MG B 2 O HOH B3124 1555 1555 2.34 LINK MG MG B 2 O ALA B 215 1555 1555 2.49 LINK MG MG B 2 O HOH B3106 1555 1555 2.35 LINK MG MG B 2 O HOH B3018 1555 1555 2.53 LINK MG MG B 2 O HOH B3093 1555 1555 2.47

CISPEP 1 GLN A 82 PRO A 83 0 -5.26

SITE 1 AC1 5 THR B 52 SER B 69 GTP B1001 HOH B3003 SITE 2 AC1 5 HOH B3006 SITE 1 AC2 6 ALA B 215 LEU B 217 HOH B3018 HOH B3093 SITE 2 AC2 6 HOH B3106 HOH B3124 SITE 1 AC3 27 MG B 1 GLN B 47 ASN B 48 SER B 49 SITE 2 AC3 27 GLY B 50 LYS B 51 THR B 52 SER B 53 SITE 3 AC3 27 THR B 66 SER B 69 GLY B 90 ASN B 154 SITE 4 AC3 27 LYS B 155 GLU B 157 LEU B 158 SER B 227 SITE 5 AC3 27 ILE B 228 ASN B 229 HOH B3003 HOH B3006 SITE 6 AC3 27 HOH B3012 HOH B3020 HOH B3025 HOH B3030 SITE 7 AC3 27 HOH B3107 HOH B3116 HOH B3117 SITE 1 AC4 5 VAL B 205 GLU B 218 LYS B 230 HOH B3050 SITE 2 AC4 5 HOH B3137

CRYST1 78.200 123.700 48.800 90.00 90.00 90.00 P 21 21 2 4

ORIGX1 1.000000 0.000000 0.000000 0.00000

ORIGX2 0.000000 1.000000 0.000000 0.00000

ORIGX3 0.000000 0.000000 1.000000 0.00000

SCALE1 0.012788 0.000000 0.000000 0.00000

SCALE2 0.000000 0.008084 0.000000 0.00000

SCALE3 0.000000 0.000000 0.020492 0.00000