HEADER TRANSPORT PROTEIN 12-FEB-20 6VTK TITLE STRUCTURE OF AN ACID-SENSING ION CHANNEL SOLUBILIZED BY STYRENE MALEIC TITLE 2 ACID AND IN A DESENSITIZED STATE AT LOW PH COMPND MOL_ID: 1; COMPND 2 MOLECULE: ACID-SENSING ION CHANNEL 1; COMPND 3 CHAIN: A, C, B; COMPND 4 SYNONYM: ASIC1,AMILORIDE-SENSITIVE CATION CHANNEL 2,NEURONAL; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 3 ORGANISM_COMMON: CHICKEN; SOURCE 4 ORGANISM_TAXID: 9031; SOURCE 5 GENE: ASIC1, ACCN2; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS ION CHANNEL, LIGAND-GATED ION CHANNEL, ACID-SENSING ION CHANNEL, KEYWDS 2 ASIC, ASIC1A, PROTON-GATED ION CHANNEL, MEMBRANE PROTEIN, TRANSPORT KEYWDS 3 PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR N.YODER,E.GOUAUX REVDAT 3 29-JUL-20 6VTK 1 COMPND REMARK HETNAM LINK REVDAT 3 2 1 SITE REVDAT 2 24-JUN-20 6VTK 1 JRNL REVDAT 1 11-MAR-20 6VTK 0 JRNL AUTH N.YODER,E.GOUAUX JRNL TITL THE HIS-GLY MOTIF OF ACID-SENSING ION CHANNELS RESIDES IN A JRNL TITL 2 REENTRANT 'LOOP' IMPLICATED IN GATING AND ION SELECTIVITY. JRNL REF ELIFE V. 9 2020 JRNL REFN ESSN 2050-084X JRNL PMID 32496192 JRNL DOI 10.7554/ELIFE.56527 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH N.YODER,E.GOUAUX REMARK 1 TITL CONSERVED HIS-GLY MOTIF OF ACID-SENSING ION CHANNELS RESIDES REMARK 1 TITL 2 IN A REENTRANT LOOP IMPLICATED IN GATING AND ION SELECTIVITY REMARK 1 REF BIORXIV 2020 REMARK 1 REFN REMARK 1 DOI 10.1101/2020.03.02.974154 REMARK 2 REMARK 2 RESOLUTION. 2.82 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : DOG PICKER, LEGINON, GCTF, COOT, REMARK 3 CRYOSPARC, CRYOSPARC, CRYOSPARC, REMARK 3 CRYOSPARC, PHENIX REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : 4NYK REMARK 3 REFINEMENT SPACE : REAL REMARK 3 REFINEMENT PROTOCOL : FLEXIBLE FIT REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 2.820 REMARK 3 NUMBER OF PARTICLES : 121148 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 6VTK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-FEB-20. REMARK 100 THE DEPOSITION ID IS D_1000247049. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : ACID-SENSING ION CHANNEL REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 1.00 REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : SPECIMEN WAS FROZEN ON A CUSTOM REMARK 245 -MADE MANUAL PLUNGE APPARATUS REMARK 245 IN A COLD ROOM ENVIRONMENT REMARK 245 MAINTAINED AT HIGH HUMIDITY. REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.00 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K2 SUMMIT (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : NULL REMARK 245 MAXIMUM DEFOCUS (NM) : NULL REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 50.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C, 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 MET A 1 REMARK 465 MET A 2 REMARK 465 ASP A 3 REMARK 465 LEU A 4 REMARK 465 LYS A 5 REMARK 465 VAL A 6 REMARK 465 ASP A 7 REMARK 465 GLU A 8 REMARK 465 GLU A 9 REMARK 465 GLU A 10 REMARK 465 VAL A 11 REMARK 465 ASP A 12 REMARK 465 SER A 13 REMARK 465 GLY A 14 REMARK 465 GLN A 15 REMARK 465 PRO A 16 REMARK 465 ARG A 463 REMARK 465 LEU A 464 REMARK 465 CYS A 465 REMARK 465 ARG A 466 REMARK 465 ARG A 467 REMARK 465 GLY A 468 REMARK 465 LYS A 469 REMARK 465 CYS A 470 REMARK 465 ARG A 471 REMARK 465 LYS A 472 REMARK 465 ASN A 473 REMARK 465 HIS A 474 REMARK 465 LYS A 475 REMARK 465 ARG A 476 REMARK 465 ASN A 477 REMARK 465 ASN A 478 REMARK 465 THR A 479 REMARK 465 ASP A 480 REMARK 465 LYS A 481 REMARK 465 GLY A 482 REMARK 465 VAL A 483 REMARK 465 ALA A 484 REMARK 465 LEU A 485 REMARK 465 SER A 486 REMARK 465 MET A 487 REMARK 465 ASP A 488 REMARK 465 ASP A 489 REMARK 465 VAL A 490 REMARK 465 LYS A 491 REMARK 465 ARG A 492 REMARK 465 HIS A 493 REMARK 465 ASN A 494 REMARK 465 PRO A 495 REMARK 465 CYS A 496 REMARK 465 GLU A 497 REMARK 465 SER A 498 REMARK 465 LEU A 499 REMARK 465 ARG A 500 REMARK 465 GLY A 501 REMARK 465 HIS A 502 REMARK 465 PRO A 503 REMARK 465 ALA A 504 REMARK 465 GLY A 505 REMARK 465 MET A 506 REMARK 465 THR A 507 REMARK 465 TYR A 508 REMARK 465 ALA A 509 REMARK 465 ALA A 510 REMARK 465 ASN A 511 REMARK 465 ILE A 512 REMARK 465 LEU A 513 REMARK 465 PRO A 514 REMARK 465 HIS A 515 REMARK 465 HIS A 516 REMARK 465 PRO A 517 REMARK 465 ALA A 518 REMARK 465 ARG A 519 REMARK 465 GLY A 520 REMARK 465 THR A 521 REMARK 465 PHE A 522 REMARK 465 GLU A 523 REMARK 465 ASP A 524 REMARK 465 PHE A 525 REMARK 465 THR A 526 REMARK 465 CYS A 527 REMARK 465 MET C 1 REMARK 465 MET C 2 REMARK 465 ASP C 3 REMARK 465 LEU C 4 REMARK 465 LYS C 5 REMARK 465 VAL C 6 REMARK 465 ASP C 7 REMARK 465 GLU C 8 REMARK 465 GLU C 9 REMARK 465 GLU C 10 REMARK 465 VAL C 11 REMARK 465 ASP C 12 REMARK 465 SER C 13 REMARK 465 GLY C 14 REMARK 465 GLN C 15 REMARK 465 PRO C 16 REMARK 465 ARG C 463 REMARK 465 LEU C 464 REMARK 465 CYS C 465 REMARK 465 ARG C 466 REMARK 465 ARG C 467 REMARK 465 GLY C 468 REMARK 465 LYS C 469 REMARK 465 CYS C 470 REMARK 465 ARG C 471 REMARK 465 LYS C 472 REMARK 465 ASN C 473 REMARK 465 HIS C 474 REMARK 465 LYS C 475 REMARK 465 ARG C 476 REMARK 465 ASN C 477 REMARK 465 ASN C 478 REMARK 465 THR C 479 REMARK 465 ASP C 480 REMARK 465 LYS C 481 REMARK 465 GLY C 482 REMARK 465 VAL C 483 REMARK 465 ALA C 484 REMARK 465 LEU C 485 REMARK 465 SER C 486 REMARK 465 MET C 487 REMARK 465 ASP C 488 REMARK 465 ASP C 489 REMARK 465 VAL C 490 REMARK 465 LYS C 491 REMARK 465 ARG C 492 REMARK 465 HIS C 493 REMARK 465 ASN C 494 REMARK 465 PRO C 495 REMARK 465 CYS C 496 REMARK 465 GLU C 497 REMARK 465 SER C 498 REMARK 465 LEU C 499 REMARK 465 ARG C 500 REMARK 465 GLY C 501 REMARK 465 HIS C 502 REMARK 465 PRO C 503 REMARK 465 ALA C 504 REMARK 465 GLY C 505 REMARK 465 MET C 506 REMARK 465 THR C 507 REMARK 465 TYR C 508 REMARK 465 ALA C 509 REMARK 465 ALA C 510 REMARK 465 ASN C 511 REMARK 465 ILE C 512 REMARK 465 LEU C 513 REMARK 465 PRO C 514 REMARK 465 HIS C 515 REMARK 465 HIS C 516 REMARK 465 PRO C 517 REMARK 465 ALA C 518 REMARK 465 ARG C 519 REMARK 465 GLY C 520 REMARK 465 THR C 521 REMARK 465 PHE C 522 REMARK 465 GLU C 523 REMARK 465 ASP C 524 REMARK 465 PHE C 525 REMARK 465 THR C 526 REMARK 465 CYS C 527 REMARK 465 MET B 1 REMARK 465 MET B 2 REMARK 465 ASP B 3 REMARK 465 LEU B 4 REMARK 465 LYS B 5 REMARK 465 VAL B 6 REMARK 465 ASP B 7 REMARK 465 GLU B 8 REMARK 465 GLU B 9 REMARK 465 GLU B 10 REMARK 465 VAL B 11 REMARK 465 ASP B 12 REMARK 465 SER B 13 REMARK 465 GLY B 14 REMARK 465 GLN B 15 REMARK 465 PRO B 16 REMARK 465 ARG B 463 REMARK 465 LEU B 464 REMARK 465 CYS B 465 REMARK 465 ARG B 466 REMARK 465 ARG B 467 REMARK 465 GLY B 468 REMARK 465 LYS B 469 REMARK 465 CYS B 470 REMARK 465 ARG B 471 REMARK 465 LYS B 472 REMARK 465 ASN B 473 REMARK 465 HIS B 474 REMARK 465 LYS B 475 REMARK 465 ARG B 476 REMARK 465 ASN B 477 REMARK 465 ASN B 478 REMARK 465 THR B 479 REMARK 465 ASP B 480 REMARK 465 LYS B 481 REMARK 465 GLY B 482 REMARK 465 VAL B 483 REMARK 465 ALA B 484 REMARK 465 LEU B 485 REMARK 465 SER B 486 REMARK 465 MET B 487 REMARK 465 ASP B 488 REMARK 465 ASP B 489 REMARK 465 VAL B 490 REMARK 465 LYS B 491 REMARK 465 ARG B 492 REMARK 465 HIS B 493 REMARK 465 ASN B 494 REMARK 465 PRO B 495 REMARK 465 CYS B 496 REMARK 465 GLU B 497 REMARK 465 SER B 498 REMARK 465 LEU B 499 REMARK 465 ARG B 500 REMARK 465 GLY B 501 REMARK 465 HIS B 502 REMARK 465 PRO B 503 REMARK 465 ALA B 504 REMARK 465 GLY B 505 REMARK 465 MET B 506 REMARK 465 THR B 507 REMARK 465 TYR B 508 REMARK 465 ALA B 509 REMARK 465 ALA B 510 REMARK 465 ASN B 511 REMARK 465 ILE B 512 REMARK 465 LEU B 513 REMARK 465 PRO B 514 REMARK 465 HIS B 515 REMARK 465 HIS B 516 REMARK 465 PRO B 517 REMARK 465 ALA B 518 REMARK 465 ARG B 519 REMARK 465 GLY B 520 REMARK 465 THR B 521 REMARK 465 PHE B 522 REMARK 465 GLU B 523 REMARK 465 ASP B 524 REMARK 465 PHE B 525 REMARK 465 THR B 526 REMARK 465 CYS B 527 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 VAL A 17 CG1 CG2 REMARK 470 SER A 18 OG REMARK 470 GLN A 20 CG CD OE1 NE2 REMARK 470 SER A 36 OG REMARK 470 TYR A 37 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ARG A 39 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 133 CG CD OE1 OE2 REMARK 470 LYS A 149 CG CD CE NZ REMARK 470 LYS A 387 CG CD CE NZ REMARK 470 HIS A 462 CG ND1 CD2 CE1 NE2 REMARK 470 VAL C 17 CG1 CG2 REMARK 470 SER C 18 OG REMARK 470 GLN C 20 CG CD OE1 NE2 REMARK 470 SER C 36 OG REMARK 470 TYR C 37 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ARG C 39 CG CD NE CZ NH1 NH2 REMARK 470 GLU C 133 CG CD OE1 OE2 REMARK 470 LYS C 149 CG CD CE NZ REMARK 470 LYS C 387 CG CD CE NZ REMARK 470 HIS C 462 CG ND1 CD2 CE1 NE2 REMARK 470 VAL B 17 CG1 CG2 REMARK 470 SER B 18 OG REMARK 470 GLN B 20 CG CD OE1 NE2 REMARK 470 SER B 36 OG REMARK 470 TYR B 37 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ARG B 39 CG CD NE CZ NH1 NH2 REMARK 470 GLU B 133 CG CD OE1 OE2 REMARK 470 LYS B 149 CG CD CE NZ REMARK 470 LYS B 387 CG CD CE NZ REMARK 470 HIS B 462 CG ND1 CD2 CE1 NE2 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 35 40.44 -109.45 REMARK 500 TYR A 72 71.72 51.08 REMARK 500 THR A 128 52.58 -95.09 REMARK 500 ASN A 217 36.42 -99.08 REMARK 500 GLN A 226 66.31 60.19 REMARK 500 ASP A 254 31.19 -95.90 REMARK 500 THR A 295 51.80 -93.38 REMARK 500 PHE C 35 40.46 -109.44 REMARK 500 TYR C 72 71.75 51.09 REMARK 500 THR C 128 52.62 -95.16 REMARK 500 ASN C 217 36.40 -99.13 REMARK 500 GLN C 226 66.31 60.25 REMARK 500 ASP C 254 31.25 -95.96 REMARK 500 THR C 295 51.77 -93.32 REMARK 500 PHE B 35 40.53 -109.51 REMARK 500 TYR B 72 71.71 51.07 REMARK 500 THR B 128 52.62 -95.18 REMARK 500 ASN B 217 36.40 -99.09 REMARK 500 GLN B 226 66.27 60.27 REMARK 500 ASP B 254 31.19 -95.86 REMARK 500 THR B 295 51.84 -93.36 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-21380 RELATED DB: EMDB REMARK 900 STRUCTURE OF AN ACID-SENSING ION CHANNEL SOLUBILIZED BY STYRENE REMARK 900 MALEIC ACID AND IN A DESENSITIZED STATE AT LOW PH DBREF 6VTK A 1 527 UNP Q1XA76 ASIC1_CHICK 1 527 DBREF 6VTK C 1 527 UNP Q1XA76 ASIC1_CHICK 1 527 DBREF 6VTK B 1 527 UNP Q1XA76 ASIC1_CHICK 1 527 SEQRES 1 A 527 MET MET ASP LEU LYS VAL ASP GLU GLU GLU VAL ASP SER SEQRES 2 A 527 GLY GLN PRO VAL SER ILE GLN ALA PHE ALA SER SER SER SEQRES 3 A 527 THR LEU HIS GLY ILE SER HIS ILE PHE SER TYR GLU ARG SEQRES 4 A 527 LEU SER LEU LYS ARG VAL VAL TRP ALA LEU CYS PHE MET SEQRES 5 A 527 GLY SER LEU ALA LEU LEU ALA LEU VAL CYS THR ASN ARG SEQRES 6 A 527 ILE GLN TYR TYR PHE LEU TYR PRO HIS VAL THR LYS LEU SEQRES 7 A 527 ASP GLU VAL ALA ALA THR ARG LEU THR PHE PRO ALA VAL SEQRES 8 A 527 THR PHE CYS ASN LEU ASN GLU PHE ARG PHE SER ARG VAL SEQRES 9 A 527 THR LYS ASN ASP LEU TYR HIS ALA GLY GLU LEU LEU ALA SEQRES 10 A 527 LEU LEU ASN ASN ARG TYR GLU ILE PRO ASP THR GLN THR SEQRES 11 A 527 ALA ASP GLU LYS GLN LEU GLU ILE LEU GLN ASP LYS ALA SEQRES 12 A 527 ASN PHE ARG ASN PHE LYS PRO LYS PRO PHE ASN MET LEU SEQRES 13 A 527 GLU PHE TYR ASP ARG ALA GLY HIS ASP ILE ARG GLU MET SEQRES 14 A 527 LEU LEU SER CYS PHE PHE ARG GLY GLU GLN CYS SER PRO SEQRES 15 A 527 GLU ASP PHE LYS VAL VAL PHE THR ARG TYR GLY LYS CYS SEQRES 16 A 527 TYR THR PHE ASN ALA GLY GLN ASP GLY LYS PRO ARG LEU SEQRES 17 A 527 ILE THR MET LYS GLY GLY THR GLY ASN GLY LEU GLU ILE SEQRES 18 A 527 MET LEU ASP ILE GLN GLN ASP GLU TYR LEU PRO VAL TRP SEQRES 19 A 527 GLY GLU THR ASP GLU THR SER PHE GLU ALA GLY ILE LYS SEQRES 20 A 527 VAL GLN ILE HIS SER GLN ASP GLU PRO PRO LEU ILE ASP SEQRES 21 A 527 GLN LEU GLY PHE GLY VAL ALA PRO GLY PHE GLN THR PHE SEQRES 22 A 527 VAL SER CYS GLN GLU GLN ARG LEU ILE TYR LEU PRO PRO SEQRES 23 A 527 PRO TRP GLY ASP CYS LYS ALA THR THR GLY ASP SER GLU SEQRES 24 A 527 PHE TYR ASP THR TYR SER ILE THR ALA CYS ARG ILE ASP SEQRES 25 A 527 CYS GLU THR ARG TYR LEU VAL GLU ASN CYS ASN CYS ARG SEQRES 26 A 527 MET VAL HIS MET PRO GLY ASP ALA PRO TYR CYS THR PRO SEQRES 27 A 527 GLU GLN TYR LYS GLU CYS ALA ASP PRO ALA LEU ASP PHE SEQRES 28 A 527 LEU VAL GLU LYS ASP ASN GLU TYR CYS VAL CYS GLU MET SEQRES 29 A 527 PRO CYS ASN VAL THR ARG TYR GLY LYS GLU LEU SER MET SEQRES 30 A 527 VAL LYS ILE PRO SER LYS ALA SER ALA LYS TYR LEU ALA SEQRES 31 A 527 LYS LYS TYR ASN LYS SER GLU GLN TYR ILE GLY GLU ASN SEQRES 32 A 527 ILE LEU VAL LEU ASP ILE PHE PHE GLU ALA LEU ASN TYR SEQRES 33 A 527 GLU THR ILE GLU GLN LYS LYS ALA TYR GLU VAL ALA GLY SEQRES 34 A 527 LEU LEU GLY ASP ILE GLY GLY GLN MET GLY LEU PHE ILE SEQRES 35 A 527 GLY ALA SER ILE LEU THR VAL LEU GLU LEU PHE ASP TYR SEQRES 36 A 527 ALA TYR GLU VAL ILE LYS HIS ARG LEU CYS ARG ARG GLY SEQRES 37 A 527 LYS CYS ARG LYS ASN HIS LYS ARG ASN ASN THR ASP LYS SEQRES 38 A 527 GLY VAL ALA LEU SER MET ASP ASP VAL LYS ARG HIS ASN SEQRES 39 A 527 PRO CYS GLU SER LEU ARG GLY HIS PRO ALA GLY MET THR SEQRES 40 A 527 TYR ALA ALA ASN ILE LEU PRO HIS HIS PRO ALA ARG GLY SEQRES 41 A 527 THR PHE GLU ASP PHE THR CYS SEQRES 1 C 527 MET MET ASP LEU LYS VAL ASP GLU GLU GLU VAL ASP SER SEQRES 2 C 527 GLY GLN PRO VAL SER ILE GLN ALA PHE ALA SER SER SER SEQRES 3 C 527 THR LEU HIS GLY ILE SER HIS ILE PHE SER TYR GLU ARG SEQRES 4 C 527 LEU SER LEU LYS ARG VAL VAL TRP ALA LEU CYS PHE MET SEQRES 5 C 527 GLY SER LEU ALA LEU LEU ALA LEU VAL CYS THR ASN ARG SEQRES 6 C 527 ILE GLN TYR TYR PHE LEU TYR PRO HIS VAL THR LYS LEU SEQRES 7 C 527 ASP GLU VAL ALA ALA THR ARG LEU THR PHE PRO ALA VAL SEQRES 8 C 527 THR PHE CYS ASN LEU ASN GLU PHE ARG PHE SER ARG VAL SEQRES 9 C 527 THR LYS ASN ASP LEU TYR HIS ALA GLY GLU LEU LEU ALA SEQRES 10 C 527 LEU LEU ASN ASN ARG TYR GLU ILE PRO ASP THR GLN THR SEQRES 11 C 527 ALA ASP GLU LYS GLN LEU GLU ILE LEU GLN ASP LYS ALA SEQRES 12 C 527 ASN PHE ARG ASN PHE LYS PRO LYS PRO PHE ASN MET LEU SEQRES 13 C 527 GLU PHE TYR ASP ARG ALA GLY HIS ASP ILE ARG GLU MET SEQRES 14 C 527 LEU LEU SER CYS PHE PHE ARG GLY GLU GLN CYS SER PRO SEQRES 15 C 527 GLU ASP PHE LYS VAL VAL PHE THR ARG TYR GLY LYS CYS SEQRES 16 C 527 TYR THR PHE ASN ALA GLY GLN ASP GLY LYS PRO ARG LEU SEQRES 17 C 527 ILE THR MET LYS GLY GLY THR GLY ASN GLY LEU GLU ILE SEQRES 18 C 527 MET LEU ASP ILE GLN GLN ASP GLU TYR LEU PRO VAL TRP SEQRES 19 C 527 GLY GLU THR ASP GLU THR SER PHE GLU ALA GLY ILE LYS SEQRES 20 C 527 VAL GLN ILE HIS SER GLN ASP GLU PRO PRO LEU ILE ASP SEQRES 21 C 527 GLN LEU GLY PHE GLY VAL ALA PRO GLY PHE GLN THR PHE SEQRES 22 C 527 VAL SER CYS GLN GLU GLN ARG LEU ILE TYR LEU PRO PRO SEQRES 23 C 527 PRO TRP GLY ASP CYS LYS ALA THR THR GLY ASP SER GLU SEQRES 24 C 527 PHE TYR ASP THR TYR SER ILE THR ALA CYS ARG ILE ASP SEQRES 25 C 527 CYS GLU THR ARG TYR LEU VAL GLU ASN CYS ASN CYS ARG SEQRES 26 C 527 MET VAL HIS MET PRO GLY ASP ALA PRO TYR CYS THR PRO SEQRES 27 C 527 GLU GLN TYR LYS GLU CYS ALA ASP PRO ALA LEU ASP PHE SEQRES 28 C 527 LEU VAL GLU LYS ASP ASN GLU TYR CYS VAL CYS GLU MET SEQRES 29 C 527 PRO CYS ASN VAL THR ARG TYR GLY LYS GLU LEU SER MET SEQRES 30 C 527 VAL LYS ILE PRO SER LYS ALA SER ALA LYS TYR LEU ALA SEQRES 31 C 527 LYS LYS TYR ASN LYS SER GLU GLN TYR ILE GLY GLU ASN SEQRES 32 C 527 ILE LEU VAL LEU ASP ILE PHE PHE GLU ALA LEU ASN TYR SEQRES 33 C 527 GLU THR ILE GLU GLN LYS LYS ALA TYR GLU VAL ALA GLY SEQRES 34 C 527 LEU LEU GLY ASP ILE GLY GLY GLN MET GLY LEU PHE ILE SEQRES 35 C 527 GLY ALA SER ILE LEU THR VAL LEU GLU LEU PHE ASP TYR SEQRES 36 C 527 ALA TYR GLU VAL ILE LYS HIS ARG LEU CYS ARG ARG GLY SEQRES 37 C 527 LYS CYS ARG LYS ASN HIS LYS ARG ASN ASN THR ASP LYS SEQRES 38 C 527 GLY VAL ALA LEU SER MET ASP ASP VAL LYS ARG HIS ASN SEQRES 39 C 527 PRO CYS GLU SER LEU ARG GLY HIS PRO ALA GLY MET THR SEQRES 40 C 527 TYR ALA ALA ASN ILE LEU PRO HIS HIS PRO ALA ARG GLY SEQRES 41 C 527 THR PHE GLU ASP PHE THR CYS SEQRES 1 B 527 MET MET ASP LEU LYS VAL ASP GLU GLU GLU VAL ASP SER SEQRES 2 B 527 GLY GLN PRO VAL SER ILE GLN ALA PHE ALA SER SER SER SEQRES 3 B 527 THR LEU HIS GLY ILE SER HIS ILE PHE SER TYR GLU ARG SEQRES 4 B 527 LEU SER LEU LYS ARG VAL VAL TRP ALA LEU CYS PHE MET SEQRES 5 B 527 GLY SER LEU ALA LEU LEU ALA LEU VAL CYS THR ASN ARG SEQRES 6 B 527 ILE GLN TYR TYR PHE LEU TYR PRO HIS VAL THR LYS LEU SEQRES 7 B 527 ASP GLU VAL ALA ALA THR ARG LEU THR PHE PRO ALA VAL SEQRES 8 B 527 THR PHE CYS ASN LEU ASN GLU PHE ARG PHE SER ARG VAL SEQRES 9 B 527 THR LYS ASN ASP LEU TYR HIS ALA GLY GLU LEU LEU ALA SEQRES 10 B 527 LEU LEU ASN ASN ARG TYR GLU ILE PRO ASP THR GLN THR SEQRES 11 B 527 ALA ASP GLU LYS GLN LEU GLU ILE LEU GLN ASP LYS ALA SEQRES 12 B 527 ASN PHE ARG ASN PHE LYS PRO LYS PRO PHE ASN MET LEU SEQRES 13 B 527 GLU PHE TYR ASP ARG ALA GLY HIS ASP ILE ARG GLU MET SEQRES 14 B 527 LEU LEU SER CYS PHE PHE ARG GLY GLU GLN CYS SER PRO SEQRES 15 B 527 GLU ASP PHE LYS VAL VAL PHE THR ARG TYR GLY LYS CYS SEQRES 16 B 527 TYR THR PHE ASN ALA GLY GLN ASP GLY LYS PRO ARG LEU SEQRES 17 B 527 ILE THR MET LYS GLY GLY THR GLY ASN GLY LEU GLU ILE SEQRES 18 B 527 MET LEU ASP ILE GLN GLN ASP GLU TYR LEU PRO VAL TRP SEQRES 19 B 527 GLY GLU THR ASP GLU THR SER PHE GLU ALA GLY ILE LYS SEQRES 20 B 527 VAL GLN ILE HIS SER GLN ASP GLU PRO PRO LEU ILE ASP SEQRES 21 B 527 GLN LEU GLY PHE GLY VAL ALA PRO GLY PHE GLN THR PHE SEQRES 22 B 527 VAL SER CYS GLN GLU GLN ARG LEU ILE TYR LEU PRO PRO SEQRES 23 B 527 PRO TRP GLY ASP CYS LYS ALA THR THR GLY ASP SER GLU SEQRES 24 B 527 PHE TYR ASP THR TYR SER ILE THR ALA CYS ARG ILE ASP SEQRES 25 B 527 CYS GLU THR ARG TYR LEU VAL GLU ASN CYS ASN CYS ARG SEQRES 26 B 527 MET VAL HIS MET PRO GLY ASP ALA PRO TYR CYS THR PRO SEQRES 27 B 527 GLU GLN TYR LYS GLU CYS ALA ASP PRO ALA LEU ASP PHE SEQRES 28 B 527 LEU VAL GLU LYS ASP ASN GLU TYR CYS VAL CYS GLU MET SEQRES 29 B 527 PRO CYS ASN VAL THR ARG TYR GLY LYS GLU LEU SER MET SEQRES 30 B 527 VAL LYS ILE PRO SER LYS ALA SER ALA LYS TYR LEU ALA SEQRES 31 B 527 LYS LYS TYR ASN LYS SER GLU GLN TYR ILE GLY GLU ASN SEQRES 32 B 527 ILE LEU VAL LEU ASP ILE PHE PHE GLU ALA LEU ASN TYR SEQRES 33 B 527 GLU THR ILE GLU GLN LYS LYS ALA TYR GLU VAL ALA GLY SEQRES 34 B 527 LEU LEU GLY ASP ILE GLY GLY GLN MET GLY LEU PHE ILE SEQRES 35 B 527 GLY ALA SER ILE LEU THR VAL LEU GLU LEU PHE ASP TYR SEQRES 36 B 527 ALA TYR GLU VAL ILE LYS HIS ARG LEU CYS ARG ARG GLY SEQRES 37 B 527 LYS CYS ARG LYS ASN HIS LYS ARG ASN ASN THR ASP LYS SEQRES 38 B 527 GLY VAL ALA LEU SER MET ASP ASP VAL LYS ARG HIS ASN SEQRES 39 B 527 PRO CYS GLU SER LEU ARG GLY HIS PRO ALA GLY MET THR SEQRES 40 B 527 TYR ALA ALA ASN ILE LEU PRO HIS HIS PRO ALA ARG GLY SEQRES 41 B 527 THR PHE GLU ASP PHE THR CYS HET NAG A 601 14 HET NAG A 602 14 HET NAG C 601 14 HET NAG C 602 14 HET NAG B 601 14 HET NAG B 602 14 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE FORMUL 4 NAG 6(C8 H15 N O6) HELIX 1 AA1 SER A 18 SER A 26 1 9 HELIX 2 AA2 GLY A 30 PHE A 35 1 6 HELIX 3 AA3 SER A 41 PHE A 70 1 30 HELIX 4 AA4 ARG A 100 VAL A 104 5 5 HELIX 5 AA5 THR A 105 ALA A 112 1 8 HELIX 6 AA6 LYS A 134 LYS A 142 1 9 HELIX 7 AA7 ASN A 154 GLY A 163 1 10 HELIX 8 AA8 ASP A 165 LEU A 170 1 6 HELIX 9 AA9 SER A 181 GLU A 183 5 3 HELIX 10 AB1 GLY A 214 ASN A 217 5 4 HELIX 11 AB2 GLN A 226 TYR A 230 5 5 HELIX 12 AB3 LEU A 258 GLY A 263 1 6 HELIX 13 AB4 SER A 305 ASN A 323 1 19 HELIX 14 AB5 THR A 337 CYS A 344 1 8 HELIX 15 AB6 CYS A 344 LYS A 355 1 12 HELIX 16 AB7 SER A 385 TYR A 393 1 9 HELIX 17 AB8 SER A 396 ASN A 403 1 8 HELIX 18 AB9 GLU A 426 PHE A 441 1 16 HELIX 19 AC1 LEU A 447 HIS A 462 1 16 HELIX 20 AC2 SER C 18 SER C 26 1 9 HELIX 21 AC3 GLY C 30 PHE C 35 1 6 HELIX 22 AC4 SER C 41 PHE C 70 1 30 HELIX 23 AC5 ARG C 100 VAL C 104 5 5 HELIX 24 AC6 THR C 105 ALA C 112 1 8 HELIX 25 AC7 LYS C 134 LYS C 142 1 9 HELIX 26 AC8 ASN C 154 GLY C 163 1 10 HELIX 27 AC9 ASP C 165 LEU C 170 1 6 HELIX 28 AD1 SER C 181 GLU C 183 5 3 HELIX 29 AD2 GLY C 214 ASN C 217 5 4 HELIX 30 AD3 GLN C 226 TYR C 230 5 5 HELIX 31 AD4 LEU C 258 GLY C 263 1 6 HELIX 32 AD5 SER C 305 ASN C 323 1 19 HELIX 33 AD6 THR C 337 CYS C 344 1 8 HELIX 34 AD7 CYS C 344 LYS C 355 1 12 HELIX 35 AD8 SER C 385 TYR C 393 1 9 HELIX 36 AD9 SER C 396 ASN C 403 1 8 HELIX 37 AE1 GLU C 426 PHE C 441 1 16 HELIX 38 AE2 LEU C 447 HIS C 462 1 16 HELIX 39 AE3 SER B 18 SER B 26 1 9 HELIX 40 AE4 GLY B 30 PHE B 35 1 6 HELIX 41 AE5 SER B 41 PHE B 70 1 30 HELIX 42 AE6 ARG B 100 VAL B 104 5 5 HELIX 43 AE7 THR B 105 ALA B 112 1 8 HELIX 44 AE8 LYS B 134 LYS B 142 1 9 HELIX 45 AE9 ASN B 154 GLY B 163 1 10 HELIX 46 AF1 ASP B 165 LEU B 170 1 6 HELIX 47 AF2 SER B 181 GLU B 183 5 3 HELIX 48 AF3 GLY B 214 ASN B 217 5 4 HELIX 49 AF4 GLN B 226 TYR B 230 5 5 HELIX 50 AF5 LEU B 258 GLY B 263 1 6 HELIX 51 AF6 SER B 305 ASN B 323 1 19 HELIX 52 AF7 THR B 337 CYS B 344 1 8 HELIX 53 AF8 CYS B 344 LYS B 355 1 12 HELIX 54 AF9 SER B 385 TYR B 393 1 9 HELIX 55 AG1 SER B 396 ASN B 403 1 8 HELIX 56 AG2 GLU B 426 PHE B 441 1 16 HELIX 57 AG3 LEU B 447 HIS B 462 1 16 SHEET 1 AA1 5 HIS A 74 VAL A 81 0 SHEET 2 AA1 5 ILE A 404 LYS A 423 -1 O THR A 418 N ASP A 79 SHEET 3 AA1 5 LEU A 219 ASP A 224 -1 N LEU A 223 O LEU A 405 SHEET 4 AA1 5 SER A 172 PHE A 175 -1 N SER A 172 O MET A 222 SHEET 5 AA1 5 GLU A 178 GLN A 179 -1 O GLU A 178 N PHE A 175 SHEET 1 AA2 4 HIS A 74 VAL A 81 0 SHEET 2 AA2 4 ILE A 404 LYS A 423 -1 O THR A 418 N ASP A 79 SHEET 3 AA2 4 PHE A 270 ILE A 282 1 N VAL A 274 O ASP A 408 SHEET 4 AA2 4 VAL A 368 LYS A 379 -1 O SER A 376 N PHE A 273 SHEET 1 AA3 2 LEU A 86 THR A 87 0 SHEET 2 AA3 2 ILE A 209 THR A 210 -1 O THR A 210 N LEU A 86 SHEET 1 AA4 5 PHE A 185 THR A 190 0 SHEET 2 AA4 5 GLY A 193 PHE A 198 -1 O CYS A 195 N VAL A 188 SHEET 3 AA4 5 ALA A 90 ASN A 95 -1 N VAL A 91 O PHE A 198 SHEET 4 AA4 5 ILE A 246 HIS A 251 -1 O GLN A 249 N THR A 92 SHEET 5 AA4 5 PHE A 264 VAL A 266 -1 O PHE A 264 N VAL A 248 SHEET 1 AA5 5 HIS C 74 VAL C 81 0 SHEET 2 AA5 5 ILE C 404 LYS C 423 -1 O THR C 418 N ASP C 79 SHEET 3 AA5 5 LEU C 219 ASP C 224 -1 N LEU C 223 O LEU C 405 SHEET 4 AA5 5 SER C 172 PHE C 175 -1 N SER C 172 O MET C 222 SHEET 5 AA5 5 GLU C 178 GLN C 179 -1 O GLU C 178 N PHE C 175 SHEET 1 AA6 4 HIS C 74 VAL C 81 0 SHEET 2 AA6 4 ILE C 404 LYS C 423 -1 O THR C 418 N ASP C 79 SHEET 3 AA6 4 PHE C 270 ILE C 282 1 N VAL C 274 O ASP C 408 SHEET 4 AA6 4 VAL C 368 LYS C 379 -1 O SER C 376 N PHE C 273 SHEET 1 AA7 2 LEU C 86 THR C 87 0 SHEET 2 AA7 2 ILE C 209 THR C 210 -1 O THR C 210 N LEU C 86 SHEET 1 AA8 5 PHE C 185 THR C 190 0 SHEET 2 AA8 5 GLY C 193 PHE C 198 -1 O CYS C 195 N VAL C 188 SHEET 3 AA8 5 ALA C 90 ASN C 95 -1 N VAL C 91 O PHE C 198 SHEET 4 AA8 5 ILE C 246 HIS C 251 -1 O GLN C 249 N THR C 92 SHEET 5 AA8 5 PHE C 264 VAL C 266 -1 O PHE C 264 N VAL C 248 SHEET 1 AA9 5 HIS B 74 VAL B 81 0 SHEET 2 AA9 5 ILE B 404 LYS B 423 -1 O THR B 418 N ASP B 79 SHEET 3 AA9 5 LEU B 219 ASP B 224 -1 N LEU B 223 O LEU B 405 SHEET 4 AA9 5 SER B 172 PHE B 175 -1 N SER B 172 O MET B 222 SHEET 5 AA9 5 GLU B 178 GLN B 179 -1 O GLU B 178 N PHE B 175 SHEET 1 AB1 4 HIS B 74 VAL B 81 0 SHEET 2 AB1 4 ILE B 404 LYS B 423 -1 O THR B 418 N ASP B 79 SHEET 3 AB1 4 PHE B 270 ILE B 282 1 N VAL B 274 O ASP B 408 SHEET 4 AB1 4 VAL B 368 LYS B 379 -1 O SER B 376 N PHE B 273 SHEET 1 AB2 2 LEU B 86 THR B 87 0 SHEET 2 AB2 2 ILE B 209 THR B 210 -1 O THR B 210 N LEU B 86 SHEET 1 AB3 5 PHE B 185 THR B 190 0 SHEET 2 AB3 5 GLY B 193 PHE B 198 -1 O CYS B 195 N VAL B 188 SHEET 3 AB3 5 ALA B 90 ASN B 95 -1 N VAL B 91 O PHE B 198 SHEET 4 AB3 5 ILE B 246 HIS B 251 -1 O GLN B 249 N THR B 92 SHEET 5 AB3 5 PHE B 264 VAL B 266 -1 O PHE B 264 N VAL B 248 SSBOND 1 CYS A 94 CYS A 195 1555 1555 2.02 SSBOND 2 CYS A 173 CYS A 180 1555 1555 2.04 SSBOND 3 CYS A 291 CYS A 366 1555 1555 2.05 SSBOND 4 CYS A 309 CYS A 362 1555 1555 2.04 SSBOND 5 CYS A 313 CYS A 360 1555 1555 2.04 SSBOND 6 CYS A 322 CYS A 344 1555 1555 2.05 SSBOND 7 CYS A 324 CYS A 336 1555 1555 2.03 SSBOND 8 CYS C 94 CYS C 195 1555 1555 2.02 SSBOND 9 CYS C 173 CYS C 180 1555 1555 2.04 SSBOND 10 CYS C 291 CYS C 366 1555 1555 2.05 SSBOND 11 CYS C 309 CYS C 362 1555 1555 2.04 SSBOND 12 CYS C 313 CYS C 360 1555 1555 2.04 SSBOND 13 CYS C 322 CYS C 344 1555 1555 2.05 SSBOND 14 CYS C 324 CYS C 336 1555 1555 2.03 SSBOND 15 CYS B 94 CYS B 195 1555 1555 2.02 SSBOND 16 CYS B 173 CYS B 180 1555 1555 2.04 SSBOND 17 CYS B 291 CYS B 366 1555 1555 2.05 SSBOND 18 CYS B 309 CYS B 362 1555 1555 2.04 SSBOND 19 CYS B 313 CYS B 360 1555 1555 2.04 SSBOND 20 CYS B 322 CYS B 344 1555 1555 2.05 SSBOND 21 CYS B 324 CYS B 336 1555 1555 2.03 LINK ND2 ASN A 367 C1 NAG A 602 1555 1555 1.45 LINK ND2 ASN A 394 C1 NAG A 601 1555 1555 1.43 LINK ND2 ASN C 367 C1 NAG C 602 1555 1555 1.45 LINK ND2 ASN C 394 C1 NAG C 601 1555 1555 1.43 LINK ND2 ASN B 367 C1 NAG B 602 1555 1555 1.45 LINK ND2 ASN B 394 C1 NAG B 601 1555 1555 1.43 CISPEP 1 PRO A 286 PRO A 287 0 4.04 CISPEP 2 ILE A 380 PRO A 381 0 -6.37 CISPEP 3 PRO C 286 PRO C 287 0 4.02 CISPEP 4 ILE C 380 PRO C 381 0 -6.24 CISPEP 5 PRO B 286 PRO B 287 0 4.07 CISPEP 6 ILE B 380 PRO B 381 0 -6.22 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000